Category Archives: Publications

Patents

1. Sivaguru, J.; Sibi, M. P.; Webster, D. W.; Rajendran, S. K.; Raghunathan, R. Programmed Degradation of Polymers Derived from Biomass. U.S. Patent application number: 14/883,798. US patent number. US 2016/0108172 Al (patent issued: Apr-21-2016).

2. Sivaguru, J.; Iyer, A.; Sibi, M. P.; Webster, D.; Rajendran, S.; Raghunathan, R.; Singathi, R.; Krishnan, R.; and Clay, A.; Eco-friendly materials and methods for renewable and sustainable applications in material chemistry. U.S. Patent application number 16/124,418. US patent number. US 10,919,866 B2 (patent issued: Feb-16-2021)

Publications_old

2020

95. Ahuja, S.; Jockusch, S.; Ugrinov, A.; Sivaguru, J.* Energy Transfer Catalysis by Visible Light: Atrop- and Regio-selective Intermolecular [2+2]-Photocycloaddition of Maleimide with Alkenes. Eur. J. Org. Chem. 2020, 1478–1481 (DOI: 10.1002/ejoc.201901157; Special issue on photochemical synthesis – invited article).

94. Martin, M. A.; Sivaguru, J.*; McEvoy, J.; Sonthiphand, P.; Delorme, A.; Khan, E. Photodegradation of (E)- and (Z)-Endoxifen in Water by Ultraviolet Light: Efficiency, Kinetics, By-Products, and Toxicity Assessment. Water Research 171 (2020) 115451 (DOI: 1016/j.watres.2019.115451)

93. R. Marshall Wison, Obituary, J. Photochem. Photobiol. A: Chem., 2020, 393, 112453 (DOI: 10.1016/j.jphotochem.2020.112453)

2019

92.  Iyer, A; Ugrinov, A.; Sivaguru, J.* Understanding conformational preferences of atropisomeric hydrazides and its influence on excited state transformations in crystalline media. Molecules, 2019, 24, 3001. DOI: 10.3390/molecules24163001. (invited article for supramolecular chemistry special issue).

91. Liu, W. -Q.; Lei, T.; Zhou, S.; Yang, X. –L.; Li, J.; Chen, B.; Sivaguru, J.; Tung, C. -H.;b Wu, L. -Z. Cobaloxime Catalysis: Selective Synthesis of Alkenylphosphine Oxides under Visible Light. J. Am. Chem. Soc., 2019,141, 13941−13947.(DOI: 10.1021/jacs.9b06920).

90. Ahuja, S.; Iyer, A; Kandappa, S. K.; Sivaguru, J.* Intramolecular Cross [2+2]-Photocycloaddition of Oxazolidinone Based Hydrazides by Energy Transfer Catalysis, J. Photochem. Photobiol.Sci., A. Chem. 2019, 382, 111883. (Rajendra Rathore Special Issue).

89. Wen, S.; Boyce, J. H.; Kandappa, S. K.; Sivaguru, J;* Porco, J* Regiodivergent Photocyclization of Dearomatized Acylphloroglucinols: Asymmetric Syntheses of (–)-Nemorosone and (–)-6-epi-Garcimultiflorone A. J. Am. Chem. Soc., 2019, 141, 11315-11321. (DOI: https://doi.org/10.1021/jacs.9b05600)

88. Hong, S.; Ratpukdi, T.; Sivaguru, J.; Khan, E. A sustainable solution for removal of glutaraldehyde in saline water with visible light photocatalysis, Chemosphere, 2019, 220, 1083-1090. DOI: 10.1016/j.chemosphere.2018.12.216

87. Raghunathan, R.; Kumarasamy, E.; Sibi, M. P. Sivaguru, J.* Non-biaryl atropisomers: Atropisomeric anilides, amides, lactumsand analogues with c-c and c-x stereogenic center. In Atropoisomerism and Axial Chirality, Edited by Lassaletta, J. M.; ImperialCollege Press, 2019. In press. DOI: 10.1142/q0192

2018

86. Ahuja, S.; Raghunathan, R.; Kumarasamy, E.; Jockusch, S.; Sivaguru, J. Realizing the Photoene Reaction with Alkenes under Visible Light Irradiation and Bypassing the Favored [2 + 2]-Photocycloaddition J. Am. Chem. Soc.2018140, 13185–13189

85. Iyer, A; Ahuja, S.; Jockusch, S.; Ugrinov, A.; Sivaguru, J.* Conjugate addition from the excited state Chem. Commun., 2018, 54, 11021-11024. (DOI: 10.1039/c8cc05924a)

84. Hong, S.; Ratpukdi, T.; Sivaguru, J.; Khan, E. Photolysis of glutaraldehyde in brine: A showcase study for removal of a common biocide in oil and gas produced water. J. Hazad. Mater. 2018, 353, 254-260. (DOI: j.jhazmat.2018.03.056)

83. Clay, A.; Singathi, R.; Krishnan, R.; Jockusch, S.; Webster; D. Sibi, M. P.; Sivaguru, J. Photoacidity of Vanilin derivatives. J. Photochem. Photobiol. A. Chem., 2018, 355, 38-41 (Chen-Ho Tung Special Issue; DOI: 10.1016/j.jphotochem.2017.11.039).

82. Pattabiraman, M.; Sivaguru, J.;* Ramamurthy, V. Selective Photocycloaddition of Alkenes in Confined Spaces: A Comparison between Cucurbiturils, Cyclodextrins, and Calixarenes as Reaction Containers. Isr. J. Chem.201858, 264. (DOI: 10.1002/ijch.201700100)

2017

81. Wang, W; Clay, A; Krishnan, R; Lajkiewicz, N; Sivaguru, J;* Porco, J* Total Syntheses of the Aglain Natural Products Foveoglin A and Perviridisin B via selective ESIPT Photocycloaddition. Angew. Chem. Int. Ed., 2017, 56, 14479 –14482. (accepted; DOI: 10.1002/anie.201707539 and 10.1002/ange.201707539). (Highlighted in Synfacts 2018, 14, 0005).

80. Brown, S. L.; Krishnan, R.; Elbaradei, A.; Sivaguru, J.; Sibi, M. P.; Hobbie, E. K.“Origin of Stretched-Exponential Photoluminescence Relaxation in Size-Separated Silicon Nanocrystals, AIP Advances, 2017, 7, 55314. (doi:http://dx.doi.org/10.1063/1.4984608).

79. Iyer, A; Clay, A. C.; Jockusch, S.; Sivaguru, J.*.Evaluating brominated thioxanthones as organo-photocatalysts, J. Phy. Org. Chem., 2017, 30:e3738. (Waldemar Adam Special Issue; DOI: 10.1002/poc.3738)

78. Kumarasamy, E.; Kandappa, S.; Raghunathan, R.; Jockusch, S.; Sivaguru, J.* Realizing Aza Paternò-Büchi reaction” Angew. Chem. Int. Ed. 2017, 56, 7056 –7061. (Frontispiece; DOI: 10.1002/anie.201702273R2 and 10.1002/ange.201702273R2).

77. Kumarasamy, E; Raghunathan, R.; Kandappa, S. K.; Sreenithya, A.; Jockusch, S.; Sunoj, R. B.; Sivaguru, J. Transposed Paterno−̀ Büchi Reaction. J. Am. Chem. Soc. 2017, 139, 655−662. (DOI: 10.1021/jacs.6b05936 )

76. Isola, C.; Sieverding, H. L.; Raghunathan, R.; Sibi, M. P.; Webster, D. C.; Sivaguru, J.; Stone, J. J. Life cycle assessment of photodegradable polymeric material derived from renewable bioresources J. Clean. Prod. 2017, 142, 2935-2944 (DOI: 10.1016/j.jclepro.2016.10.177)

75. Iyer, A; Jockusch, S.; Sivaguru, J.* A photo-auxiliary approach – enabling excited state classical phototransformations with metal free visible light irradiation. Chem. Commun. 2017, 53,1692-1695.(DOI: 10.1039/c6cc09261f)

2016

74. Kumarasamy, E; Ayitou, A. J. -L.; Vallavoju, N.; Raghunathan, R.; Iyer, A.; Clay, A.; Kandappa, S.; Sivaguru, J.* Tale of Twisted Molecules: Taming Asymmetric phototransformations through non-biaryl atropisomers. Acc. Chem. Res. 2016. 49, 2713−2724. (DOI: 10.1021/acs.accounts.6b00357)

73. Sieverding, H. L.; Clay, D. E.; Khan, E.; Sivaguru, J.; Pattabiraman, M.; Koodali, R. T.; Ndiva-Mongoh, M.; Stone, J. J. A Sustainable Rural Food–Energy–Water Nexus Framework for the Northern Great Plains. Agric. Environ. Lett. 2016, 1(2016), 1-4. (1:160008. doi:10.2134/ael2016.02.0008)

72. Srinivasan, G.; Hoey, J.; Anderson, K.; Frohlich, M. T.; Krishnan, R.; Sivaguru, J.; Sibi, M. P. Boudjok. P. “Synthesis of Silicon Quantum Dots using Cyclohexasilane (Si6H12)” J. Mater. Chem. C, 2016, 4, 8206-8213 (10.1039/C6TC01435F).

71. Clay, A.; Vallavoju, N., Krishnan, R.; Ugrinov. A.; S., J. Sivaguru*Metal Free Visible Light Mediated Photocatalysis: Control-ling Intramolecular [2+2] Photocycloaddition of Enones through axial chirality. J. Org. Chem. 2016, 81, 7191−7200. (DOI: 10.1021/acs.joc.6b01066; Special issue on Photocatalysis).

70. Hong, S.; Ratpukdi, T.; Sivaguru, J.; Khan, E. Glutaraldehyde removal from flowback and produced waters using photolysis. Proceedings of the Water Environment Federation 2016, 5, 2448-2457.

69. Raghunathan, R.; Kumarasamy, E.; Jockusch, S.; Ugrinov, A.; Sivaguru, J.* Engaging electronic effects for atropselective [5+2]- photocycloaddition of maleimides. Chem. Commun. 2016, 52,8305-8308. (DOI: 10.1039/c6cc02962k).

68. Vallavoju, N.; Sreenitya, A.; Ayitou, A.; Jockusch, S.; Sunoj, R. B.; and Sivaguru, J.* Photoreactions with a twist: Atropisomerism-driven divergent reactivity of enones with UV and visible light. Chem. E. J. 2016, 22, 11339-11348. (DOI: 10.1002/ chem.201601509).

67. Ramamurthy, V.; and Sivaguru. J.* “Supramolecular Photochemistry as a Potential Synthetic Tool” Chem. Rev. 2016, 116, 9914−9993 (DOI: 10.1021/acs.chemrev.6b00040). Photochemistry in synthesis - special Issue)

66. Shailaja, J.; Sivaguru, J.* V. Ramamurthy, V.; Zeolite matrix assisted decompositon of singlet oxygen sensitizers during photooxidation J. Photochem. Photobiol., A: Chemistry, 2016, 331, 197-205. (Yoshihisa Inoue Special Issue) (DOI: 10.1016/j.jphotochem.2016.02.010).

65. Vallavoju, N; Sermadurai, S.; Pemberton, B. C.; Jockusch, S.; Sibi, M. P.; Sivaguru, J.* Insights into the mechanistic aspects of organo-photocatalysis mediated by thioureas. Angew. Chem., Int. Ed. 2016, 55, 5446-5451. (DOI: 10.1002/anie.201600596R1 and 10.1002/ange.201600596R1) (Selected as “important paper” and featured as a frontispiece).

64. Raghunathan, R; Jockusch, S.; Sibi, M. P.; Sivaguru, J.*. Evaluating Thiourea / Urea catalyst for enantioselective 6p-photocyclization of acrylanilides. J. Photochem. Photobiol., A: Chemistry, 2016, 331, 84-88. (Yoshihisa Inoue Special Issue) (DOI: 10.1016/j.jphotochem.2015.12.023).

2015

63. Kumarasamy, E.; Raghunathan, R.; Sibi, M. P.; Sivaguru, J.* Non-biaryl and hetero-biaryl atropisomers: Molecular templates with promise for atropselective chemical transformations", Chem. Rev., 2015, 115, 11239–11300. (DOI:10.1021/acs.chemrev.5b00136).

62. Raghunathan, R.; Vallavoju, N.; Kumarasamy, K.; Iyer, A.; Clay, A.; Ayitou, A. J. -L.; Sivaguru, J.* Light as a Reagent for Asymmetric Synthesis, Catalysis and Degradation of Polymers. European Photochemical Association News Letter, 2015, 88, 91-118.

61. Saravanakumar, R.; Raghunathan, R; Krishnan, R.; Ugrinov, A.; Webster, D.; Sibi, M. P.; Sivaguru, J.* Programmed degradation of oligomeric/polymeric materials derived from renewable bio-resources. Angew. Chem., Int. Ed., 2015, 54, 1159-1163. (DOI: 10.1002/anie.201408492). Featured as Back Cover article in Angew. Chem. Int. Ed. (highlighted in multiple media outlets both nationally and internationally including Science– refer to citation section)

2014

60. Clay, A.; Kumarasamy, E.; Ayitou, A.; J. Sivaguru* Photochemistry of Atropisomers: Non-Biaryl atropisomers for stereospecific phototransformations. Chem. Lett. 2014, 43, 1816–1825. (DOI: 10.1246/cl.140819; invited peer-reviewed highlight article; Featured as Cover Article).

59. Iyer, A.; Jockusch, S.; Sivaguru, J.* Dictating Photoreactivity through Restricted Bond Rotations: Cross-Photoaddition of Atropisomeric Acrylimide Derivatives under UV/  Visible-Light Irradiation J. Phys. Chem. A., 2014, 10596-10602. (DOI 10.1021/jp505678b) (Special issue: Current Topics in Photochemistry).

58. Vallavoju, N. Sermadurai, S.; Jockusch, S.; Prabhakaran, M. T.; Sibi, M. P.; Sivaguru, J.* Evaluating thiourea architecture for intramolecular [2+2]-photocycloaddition of 4-alkenylcoumarins. Adv. Synt. Catal., 2014, 356, 2763-2768. (DOI 10.1002/adsc.201400677). (Special issue on Photocatalysis in Organic Synthesis)

57. Kumarasamy, E.; Raghunathan, R.; Jockusch, S.; Ugrinov, A.; Sivaguru, J.* Tailoring atropisomeric maleimides for stereospecific [2+2]-photocycloaddition – Photochemical and photophysical investigations leading to visible light photocatalysis. J. Am. Chem. Soc., 2014, 136, 8729−8737. (DOI: 10.1021/ja5034638).

56. Vallavoju, N; Sermadurai, S.; Jockusch, S.; Sibi, M. P.; Sivaguru, J.* Enantioselective organo-photocatalysis mediated by atropisomeric thiourea derivatives. Angew Chem., Int. Ed., 2014, 53, 5604-5608 and Angew. Chem. 2014, 126, 5710-5714. (DOI: 10.1002/anie.201310940)

55. Vallavoju, N.; Sivaguru, J.* Supramolecular Photocatalysis: Combining confinement and non-covalent interactions to control light initiated reactions. Chem. Soc. Rev., 2014, 43, 4084-4101. (DOI:10.1039/C3CS60471C.) (impact factor: 24.91).

54. Ayitou, A. J. L-; Clay, A.; Kumarasamy, E.; Jockusch, S.; Sivaguru, J.* Enantiospecific photochemical 6π-ring closure of α-substituted atropisomeric acrylanilides – role of alkali metal ions. Photochem. Photobiol Sci., 2014, 13, 141-144 (DOI: 10.1039/c3pp50278c, Turro Memorial Special issue).

2013

53. Sivaguru, J.* “A tribute to Nichoals J. Turro – An icon of modern molecular photochemistry”
J. Photochem. Photobiol., A: Chemistry, 2013, 271, 130-131 (DOI: 10.1016/j.jphotochem.2013.09.006).

52. Raghunathan, R.; Kumarasamy, E.; Akila, I.; Ugrinov, A.; Sivaguru, J.* Intramolecular Paternò-Büchi Reaction of Atropisomeric a-Oxoamides in solution and in the solid-state. Chem. Commun., 2013, 49, 8713-8715. (DOI: 10.1039/C3CC44281K)

51. Ayitou, A. J. L-.; Fukuhara, G.; Kumarasamy, E.; Inoue, Y.; Sivaguru, J.* Enantiospecific Photochemical Transformations under Elevated Pressure. Chem. Eur. J., 2013, 19, 4327-4334 (DOI: 10.1002/chem.201203665; Accepted Nov 2012, and published with page numbers in Jan 2013).

50. Pemberton, B. C.; Ugrinov, A.; Sivaguru, J.* Evaluating photodimerization of 6-methylcoumarin mediated by cucurbit[8]uril through mechanical grinding - Supramolecular effects of additives
J. Photochem. Photobiol., A: Chemistry, 2013, 255, 10-15. (DOI: 10.1016/j.jphotochem.2013.01.005; Submitted in Dec 2012, Accepted in Jan 2013; page numbers assigned in Jan 2013)

49. Kumarasamy, E.; Sivaguru, J.* Light-Induced enantiospecific intramolecular [2+2]-cycloaddition of atropisomeric 3,4-dihydro-2-pyridones. Chem. Commun. 2013, 49, 4346-4348. DOI:10.1039/C2CC37123E. (Chem. Comm., Young investigators special issue | Accepted in Nov 2012; Page numbers assigned in May 2013).

2012

48. Pemberton, B. C. Raghunathan, R.; Rabe, S.; Sivaguru, J.* From containers to catalysts: Supramolecular catalysis within cucurbiturils. Chem. Eur. J., 2012, 18, 12178-12190. DOI: 10.1002/chem.201202083 (Concept Article and Frontispiece).

2011

47. Kumarasamy, E.; Jesuraj, J.; Omlid, J. N.;§ Ugrinov, A.; Sivaguru, J.* Light induced enantiospecific 4p-ring closure of axially chiral 2-pyridones. Enthalpic and entropic effects promoted by H-bonding.
J. Am. Chem. Soc., 2011, 133, 17106-17109.

46. Pemberton, B. C.; Singh. R; Johnson, A. C.;§ Jockusch, S.; José Paulo Da Silva Ugrinov, A.; Turro, N. J.; Srivatsava, D. K.; Sivaguru J.* Supramolecular Photocatalysis: Physical Insights into Cucurbit[8]uril catalyzed photodimerization of 6-methylcoumain. Chem. Commun., 2011, 47, 6323–6325. (Supramolecular chemistry special issue; T-T absorption studies were performed in Turro’s lab at Columbia University as a scientific collaboration between the PI and Prof. Nicholas J. Turro).

45. Ayitou, A. J.; Vallavoju, N.; Ugrinov, A.; Sivaguru, J.* Enantiospecific 6p – Photocyclization of Atropisomeric a-substituted Acrylanilides In the Solid-State. Photochem. Photobiol. Sci., 2011, 10, 1380-1383 (Prof. Yoshihisa Inoue special issue).

44. Ayitou, A. J.; Pemberton, B. C.; Kumarasamy, E.; Vallavoju, N.; Sivaguru, J.* Fun with Photons: Selective Light Induced Reactions in Solution and in Water Soluble Nano-containers. Chimia, 2011, 65, 202-209. (invited-review based on Grammaticakis-Neumann Prize lecture) (DOI: http://dx.doi.org/10.2533/chimia.2011.202)

43. Ayitou, A. J.; Sivaguru, J.* Reactive Spin State Dependent Enantiospecific Photocyclization of Molecularly Chiral α-substituted Acrylanilides. Chem. Commun., 2011, 47, 2568–2570.

42. Pemberton, B. C.; Kumarasamy, E.; Jockusch, S.; Srivatsava, D. K.; Sivaguru, J.* Photophysical aspects of 6-methylcoumarin-Cucurbit[8]uril Host-guest Complexes. Can. J. Chem., 2011, 89, 310-316. (Prof. J. C. Scaiano special issue)

41. Ramamurthy, V. Sivaguru, J.* Controlling photoreactions through non-covalent interactions within zeolite nanocages. In Supramolecular Photochemistry: Controlling Photochemical Processes, Ramamurthy, V. and Inoue, Y. (Eds)., John Wiley & Sons, Inc., Hoboken, New Jersey, U.S.A. 2011, pp 389-442 (book chapter).

2010

40. Pemberton, B. C.; Barooah, N.; Srivatsava, D. K.; Sivaguru, J.* Supramolecular photocatalysis by confinement—photodimerization of coumarins within cucurbit[8]urils Chem. Commun. 2010, 46, 225-227. (Hot paper in Chemical Communication and editorial highlight in synfacts) (DOI: DOI: 10.1039/B920605A)

39. Jesuraj, J.; Sivaguru, J.* Photochemical Type II Reaction of Atropchiral Benzoylformamides To Point Chiral Oxazolidin-4-ones. Axial Chiral Memory and Enantiomeric Resolution of Photoproducts.
Chem. Commun., 2010, 46, 4791-4793.

38. Solomon, M.; Sivaguru, J.;* Jockusch, S.; Adam, W.;* Turro, N.* Decoding Stereocontrol During the Photooxygenation of Oxazolidinone-Functionalized Enecarbamates. Org. Lett., 2010, 12 (9), 2142–2145.

2009

37. Ayitou, A. J.; Jesuraj, J. L.; Barooah, N.; Ugrinov, A.; Sivaguru, J.* Enantiospecific Photochemical Norrish/Yang Type II Reaction of Nonbiaryl Atropchiral α-Oxoamides in Solution—Axial to Point Chirality Transfer. J. Am. Chem. Soc., 2009, 131 (32), pp 11314–11315. (DOI: 10.1021/ja9050586)

36. Solomon, M. R.; Saito, H.; Sivaguru, J.*; Jockusch, S.; Inoue, Y.; Adam, W.; Turro, N. J. Isolation and syn Elimination of a Peterson Adduct to Obtain Optically Pure Product in the Diastereoselective Synthesis of Oxazolidinone-Functionalized Enecarbamates Lett. Org. Chem., 2009, 6, 362-366.

35. Solomon, M. R.; Sivaguru, J.*; Jockusch, S.; Adam, W.; Turro, N. J. Physical and Chemical Quenching Rates and Their Influence on Stereoselective Photooxygention of Oxazolidinone-functionalized Enecarbamates. Photochem. Photobiol. Sci., 2009, 8, 912-915.

34. Ayitou, A. J.; Sivaguru, J.* Light Induced Transfer of Molecular Chirality In Solution: Enantioselective Photocyclization of Molecularly Chiral Acrylanilides. J. Am. Chem. Soc., 2009, 131(14), 5036-5037. (DOI: 10.1021/ja9003552)

33. Ayitou, A. J.; Ugrinov, A.; Sivaguru, J.* 6π-Photocyclization of O-tert-butylacrylanilides. N-substitution dictates the regiochemistry of cyclization Photochem. Photobiol. Sci., 2009, 8, 751-754.

2008

32. Barooah, N.; Pemberton, B. C.; Johnson, A. C.;§ Sivaguru, J.* Photodimerization and complexation dynamics of courmarins in the presence of cucurbit[8]urils. Photochem. Photobiol. Sci., 2008, 7, 1473-1479.

31. Barooah, N.; Pemberton, B. C.; Sivaguru, J.* Manipulating Photochemical Reactivity of Coumarins within Cucurbituril Nanocavities. Org. Lett., 2008, 10, 3339-3342.

30. Solomon, M.; Sivaguru, J.*; Jockusch, S.; Adam, W.; Turro, N. J. Vibrational Deactivation Of Singlet Oxygen: Does It Play A Role In Stereoselectivity During Photooxygenation? Photochem. Photobiol. Sci., 2008, 7, 531-533.

29. Sivaguru, J.*; Solomon, M. R.; Poon, T.; Jockusch, S.; Bosio, S. G.; Adam, W.; Inoue, Y.; Turro, N. J., The Reaction of Singlet Oxygen with Enecarbamates: A Mechanistic Playground for Investigating Chemoselectivity, Stereoselectivity, and Vibratioselectivity of Photooxidations. Acc. Chem. Res. 2008, 41, 387-400.

1998-2008 Published with Affiliation to Columbia University, New York, NY and Tulane University, New Orleans, LA.

(Publication based on post-doctoral and doctoral work)

28. Saito, H.; Sivaguru, J.; Jockusch, S.; Dyer, J.; Inoue, Y.; Adam, W.; Turro, N. J., Controlled diastereoselectivity at the alkene-geometry through selective encapsulation: E-Z photoisomerization of oxazolidinone-functionalized enecarbamates within hydrophobic nano-cavities. Chem. Commun. 2007, 819–821.

27. Sivaguru, J.; Poon, T.; Hooper, C.;§ Saito, H.; Solomon, M. R.; Jockusch, S.; Adam, W.; Inoue, Y.; Turro, N. J., A Comparative Mechanistic Analysis of the Stereoselectivity Trends Observed in the Oxidation of Chiral Oxazolidinone-Functionalized Enecarbamates by Singlet Oxygen, Ozone and Triazolinedione. Tetrahedron, 2006, 62, 10647–10659.

26. Sivaguru, J.; Solomon, M. R.; Saito, H.; Poon, T.; Jockusch, S.; Adam, W.; Inoue, Y.; Turro, N. J., Conformationally controlled (entropy effects), stereoselective vibrational quenching of singlet oxygen in the oxidative cleavage of oxazolidinone-functionalized enecarbamates through solvent and temperature variations. Tetrahedron, 2006, 62, 6707-6717.

25. Sivaguru, J.; Saito, H.; Solomon, M. R.; Kaanumalle, L. S.; Poon, T.; Jockusch, S.; Adam, W.; Ramamurthy, V.; Inoue, Y.; Turro, N. J., The Control Of Chirality By Cations In Confined Spaces: Photooxidation of Enecarbamates Inside Zeolite Supercages. Photochem. Photobiol., 2006, 82, 123-131.

24. Sivaguru, J.; Saito, H.; Poon, T.; Omonuwa, T.;§ Franz, R.; Jockusch, S.; Hooper, C.;§ Inoue, Y.; Adam, W.; Turro, N. J., Stereoselective Photooxidation of Enecarbamates: Reactivity of Ozone vs Singlet Oxygen. Org. Lett. 2005, 7(11), 2089-2092.

23. Sivaguru, J.; Wada, T.; Origane, Y.; Inoue, Y.; Ramamurthy, V., Mechanism of photoisomerization of optically pure trans-2,3-diphenylcyclopropane-1-carboxylic acid derivatives. Photochem. Photobiol. Sci. 2005, 4(1), 119-127.

22. Saito, H.; Sivaguru, J.; Jockusch, S.; Inoue, Y.; Adam, W.; Turro, N. J., Stereoselective E/Z photoisomerization of oxazolidinone functionalized enecarbamates: direct and triplet sensitized irradiation. Chem. Commun. 2005, 3424-3426.

21. Jockusch, S.; Sivaguru, J.; Turro, N. J.; Ramamurthy, V., Direct measurement of the singlet oxygen lifetime in zeolites by near-IR phosphorescence. Photochem. Photobiol. Sci. 2005, 4(5), 403-405.

20. Sivaguru, J.; Poon, T.; Franz, R.; Jockusch, S.; Adam, W.; Turro, N. J., Stereocontrol within Confined Spaces: Enantioselective Photooxidation of Enecarbamates Inside Zeolite Supercages. J. Am. Chem. Soc. 2004, 126(35), 10816-10817.

19. Poon, T.; Sivaguru, J.; Franz, R.; Jockusch, S.; Martinez, C.; Washington, I.; Adam, W.; Inoue, Y.; Turro, N. J., Temperature and Solvent Control of the Stereoselectivity in the Reactions of Singlet Oxygen with Oxazolidinone-Substituted Enecarbamates. J. Am. Chem. Soc. 2004, 126(34), 10498-10499.

18. Sivaguru, J.; Sunoj, R. B.; Wada, T.; Origane, Y.; Inoue, Y.; Ramamurthy, V., Enhanced Diastereoselectivity via Confinement: Photoisomerization of 2,3-Diphenylcyclopropane-1-carboxylic Acid Derivatives within Zeolites. J. Org. Chem. 2004, 69(20), 6533-6547.

17. Sivaguru, J.; Sunoj, R. B.; Wada, T.; Origane, Y.; Inoue, Y.; Ramamurthy, V., Enhanced Diastereoselectivity via Confinement: Diastereoselective Photoisomerization of 2,3-Diphenyl-1-benzoylcyclopropane Derivatives within Zeolites. J. Org. Chem. 2004,69(17), 5528-5536.

16. Ramamurthy, V.; Sivaguru, J.; Shailaja, J.; Natarajan, A.; Kaanumalle, L. S.; Karthikeyan, S.; Joy, A., Chiral photochemistry within zeolites. In Molecular and Supramolecular Photochemistry, Ramamurthy, V.; Schanze, K., Eds. Marcel Dekker: New York, 2004; Vol. 11, pp 563-631.

15. Sivaguru, J.; Natarajan, A.; Kaanumalle, L. S.; Shailaja, J.; Uppili, S.; Joy, A.; Ramamurthy, V., Asymmetric Photoreactions within Zeolites: Role of Confinement and Alkali Metal Ions. Acc. Chem. Res. 2003, 36(7), 509-521.

14. Sivaguru, J.; Jockusch, S.; Turro, N. J.; Ramamurthy, V., Photoisomerization of 2,3-diphenylcyclopropane-1-carboxylic acid derivatives. Photochem. Photobiol. Sci. 2003, 2(11), 1101-1106.

13. Sivaguru, J.; Shailaja, J.; Ramamurthy, V., Organic photochemistry within zeolites: selectivity through confinement. In Handbook of Zeolite Science and Technology, Auerbach, S.; Carrado, K.; Dutta, P., Eds. Marcel Dekker: New York, 2003; pp 515-589.

12. Kaanumalle, L. S.; Sivaguru, J.; Arunkumar, N.; Karthikeyan, S.; Ramamurthy, V., Cation-π interactions as a tool to enhance the power of a chiral auxiliary during asymmetric photoreactions within zeolites. Chem. Commun. 2003, 1, 116-117.

11. Sivaguru, J.; Shichi, T.; Ramamurthy, V., Reactive-state spin-dependent diastereoselective photoisomerization of trans,trans-2,3-diphenylcyclopropane-1- carboxylic acid derivatives included in zeolites. Org. Lett. 2002, 4(24), 4221-4224.

10. Kaanumalle, L. S.; Sivaguru, J.; Sunoj, R. B.; Lakshminarasimhan, P. H.; Chandrasekhar, J.; Ramamurthy, V., Light-Induced Geometric Isomerization of 1,2-Diphenylcyclopropanes Included within Y Zeolites: Role of Cation-Guest Binding. J. Org. Chem. 2002, 67(25), 8711-8720.

9. Pradhan, A. R.; Uppili, S.; Shailaja, J.; Sivaguru, J.; Ramamurthy, V., Zeolite-coated quartz fibers as media for photochemical and photophysical studies. Chem. Commun. 2002, 6), 596-597.

8. Koodanjeri, S.; Sivaguru, J.; Pradhan, A.; Ramamurthy, V., Asymmetric induction with β-cyclodextrin: cis-trans photoisomerization of diphenyl-cyclopropane and its derivatives. Proc. Natl. Acad. Sci., India, Sect. A. 2002, 68(5), 453-463.

7. Chong, K. C. W.; Sivaguru, J.; Shichi, T.; Yoshimi, Y.; Ramamurthy, V.; Scheffer, J. R., Use of Chirally Modified Zeolites and Crystals in Photochemical Asymmetric Synthesis. J. Am. Chem. Soc. 2002, 124(12), 2858-2859.

6. Sivaguru, J.; Shailaja, J.; Uppili, S.; Ponchot, K.; Joy, A.; Arunkumar, N.; Ramamurthy, V., Achieving enantio and diastereoselectivities in photoreactions through the use of a confined space. In Organic Solid-State Reactions, Toda, F., Ed. Kluwer Academic Publisher: Boston, 2002; pp 159-188.

5. Sivaguru, J.; Scheffer, J. R.; Chandarasekhar, J.; Ramamurthy, V., Confined space and cations enhance the power of a chiral auxiliary: photochemistry of 1,2-diphenylcyclopropane derivatives. Chem. Commun. 2002, 8, 830-831.

4. Shailaja, J.; Sivaguru, J.; Uppili, S.; Joy, A.; Ramamurthy, V., Use of a confined space (zeolite) in enantioselective and diastereoselective photoreactions. Microporous and Mesoporous Materials. 2001, 48(1-3), 319-328.

3. Cheung, E.; Chong, K. C. W.; Jayaraman, S.; Ramamurthy, V.; Scheffer, J. R.; Trotter, J., Enantio- and Diastereodifferentiating cis,trans-Photoisomerization of 2β,3β-Diphenylcyclopropane-1a-carboxylic Acid Derivatives in Organized Media. Org. Lett. 2000,2(18), 2801-2804.

2. Shailaja, J.; Sivaguru, J.; Robbins, R. J.; Ramamurthy, V.; Sunoj, R. B.; Chandrasekhar, J., Singlet Oxygen Mediated Oxidation of Olefins within Zeolites: Selectivity and Complexities. Tetrahedron 2000, 56(36), 6927-6943.

1. Sivaguru Jayaraman; Uppili, S.; Natarajan, A.; Joy, A.; Chong, K. C. W.; Netherton, M. R.; Zenova, A.; Scheffer, J. R.; Ramamurthy, V., The influence of chiral auxiliaries is enhanced within zeolites. Tetrahedron Lett. 2000, 41(43), 8231-8235.

Publications_zotero

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Total publications: 76


 

1.
Lewis, B., Lakshmy Kannadi Valloli, Manal, K. & Sivaguru, Jayarman. Student presentation: Optimizing photoreaction of cyclic enaminones for uncovering new photochemical reactions. (Poster presentation by Brieanna Lewis,  July 12, 2022). in (2022). Cite
1.
Lakhsmy Kannadi Valloli, Kandappa, S., Mannal, K. & Sivaguru, Jayarman. Student presentation: Exploiting excited state processes to uncover new photochemical reactivity by changing the course of the De Mayo reaction. (Oral presentation by Kannadi Valloli, L Baburaj, July 12, 2022). in (2022). Cite
1.
Lewis, B., Lakshmy Kannadi Valloli, Manal, K. & Sivaguru, Jayarman. Student presentation: Optimizing photoreaction of cyclic enaminones for uncovering new photochemical reactions. (Poster presentation by Brieanna Lewis,  July 12, 2022). in (2022). Cite
1.
Mallik N, Baburaj, S. & Sivaguru, Jayarman. Student presentation: Utilizing novel photocatalyst for [4+2] photodimerization (Poster presentation by Niharika Mallik, July 11, 2022). in (2022). Cite
1.
Kannadi, Valloli. L., Kandappa, S., Jockusch, S. & Sivaguru, J. Student presentation: Exploiting excited state processes to uncover new photochemical reactivity by changing the course of the De Mayo reaction. (Poster Presented by Kannadi, Valloli., July 18, 2022). in (2022). Cite
1.
Lakhsmy Kannadi Valloli & Sivaguru, Jayarman. Student presentation: Exploiting Excited State Processes to Uncover New Photochemical Reactivity (presentation by Lakshmy Kannadi Valloli, April 8, 2022). in (2022). Cite
1.
Lewis, B., Lakshmy Kannadi Valloli, Manal, K. & Sivaguru, Jayarman. Student presentation: Optimizing photoreaction of cyclic enaminones for uncovering new photochemical reactions. (Poster presentation by Brieanna Lewis,  July 12, 2022). in (2022). Cite
1.
Lakhsmy Kannadi Valloli & Sivaguru, Jayarman. Student presentation: Exploiting Excited State Processes to Uncover New Photochemical Reactivity (presentation by Lakshmy Kannadi Valloli, April 8, 2022). in (2022). Cite
1.
Bradshaw, B. Student presentation - “Evaluating Excited State Reactivity of Indoles’’ parents involvement with children nurturing intellectual curiosity in science (PICNICS) presentation, Bowling Green, OH August 13, 2021. (Poster presentation by Brie Bradshaw on August 13, 2021. in (2021). Cite
1.
Sivaguru, J. Lighting Up New Reaction Pathways: Channeling New Excited State Processes Towards Productive Chemical Pathways. in (2021). Cite
1.
Sivaguru, J. Exploring new photoreactivity through rational molecular design (Talk by J. Sivaguru, July 22, 2022). in (2022). Cite
1.
Sivaguru, J. Building Privileged Molecular Skeletons with Light  (Virtural seminar Presented by J. Sivaguru). in (2022). Cite
1.
Sivaguru, J. RadTech Award presentation – Nature’s Creation for Curing (Virtually presented by Jayaraman Sivaguru, Apr 28, 2021). in (2021). Cite
1.
Sivaguru, J. Lighting Up New Reaction Pathways – A Journey Towards Developing New Excited State Processes In Molecules And Materials (Honda-Fujishima Lectureship award Lecture by J. Sivaguru on September 15, 2021). in (2021). Cite
1.
Sivaguru, J. Designing chromophores to uncover novel excited state reactivity (Virtual talk Presented by J. Sivaguru on Dec 16, 2021). in (2021). Cite
1.
Sivaguru, J. Enforcing molecular behavior to uncover new excited state reactivity (keynote lecture (Virtual) by Jayaraman Sivaguru on Oct 13, 2020). in (2020). Cite
1.
Sivaguru, J. Uncovering new light driven transformations through rational design of chromophores (Plenary talk by Jayaraman Sivaguru on Aug 22, 2020). in (2020). Cite
1.
Sivaguru, J. Uncovering New Excited State Reactivity Through Rationale Design of Molecules (Virtual talk, May 5, 2022; Presented by J. Sivaguru). in (2022). Cite
1.
Sivaguru, J. Designing chromophores to uncover novel excited state reactivity. in (2019). Cite
1.
Shailaja, J. ; S., J. ;. Ramamurthy, V. Asymmetric photoreactions inside zeolites. in (2000). Cite
1.
Sivaguru, J. ; R., V. Asymmetric photoreaction of 2,3-diphenylcyclopropane-1-carboxylic acid derivatives inside zeolites. in (2001). Cite
1.
Lakshminarasimhan, P. H. ; S., J. ;. Kaanumalle, L. S. ;. Ramamurthy, V. Control of Photochemical Reactions Via Confinement And Cation-Organic Interactions: Photoisomerization of 1,2-diphenylcyclopropanes. in (2001). Cite
1.
Sivaguru, J. ; S., T. ;. Yoshimi, Y. ;. Scheffer, J. R. ;. Ramamurthy, V. Asymmetric photoreaction of 2,3-diphenylcyclopropane-1-benzoylcyclopropane derivatives inside zeolites. in Presentation (2001). Cite
1.
Sivaguru, J. ; R., V. Stereoselective Photoisomerization of Diphenylcyclopropane Derivatives. A Study In Isotropic And Organized media. in (2003). Cite
1.
Franz, R. ; P., T. ;. Sivaguru, J. ;. Jockusch, S. ;. Turro, N. J. ,. Adam, W. Mechanistic insights into the diastereoselective photooxidation of enecarbamates. in (2005). Cite
1.
Sivaguru, J. ; R., V. Asymmetric Photoreaction in Isotropic and organized media.  Photochemistry of Diphenylcyclopropane Derivatives. in (2003). Cite
1.
Chin, V. C. ; K., K. ;. Sivaguru, J. ;. Turro, N. J. ,. Flynn, G. Scanning tunneling microscopy: A tool to identify the chirality of absorbed molecules on graphite. in (2005). Cite
1.
Hooper, C. ; P., T. ;. Franz, R. ;. Sivaguru, J. ;. Jockusch, S. ;. Turro, N. J. ;. Adam, W. Mechanistic insight on the stereoselective photooxidation of enecarbamates using PTAD, a singlet oxygen analog. in (2005). Cite
1.
Ayitou, A. J. ; S., J. Imprinting Molecular Chirality in Light Induced Transformations. in (2007). Cite
1.
Wobbemma, A. ; A., A. J. ;. Sivaguru, J. Imprinting Molecular Chirality in Light Induced Transformations. in (2007). Cite
1.
Ayitou, A. J. ; B., N. ;. Pemberton, B. C. ;. Sivaguru, J. Controlling Photochemistry in Solution and in Water Soluble Nano-Containers. in (2008). Cite
1.
Barooah, N. ; S., J. Controlling Photoreactivity of Coumarins in Water Soluble Nano-Cavities. in (2008). Cite
1.
Ayitou, A. J. ; S., J. Molecular Chiral Transfer: 6π-photocyclizaton of acrylanilides. in (2009). Cite
1.
Pemberton, B. C. ; B., N. ;. Johnson, A. C. ;. Sivaguru, J. Photodimerization and Dynamics of Coumarin Derivatives in Water Soluble Cucurbit[8]uril Nanocavities. in (2009). Cite
1.
Ayitou, A. J. ; S., J. Photophysics & Photochemistry of Molecularly Chiral α-Substituted Acrylanilides. in (2010). Cite
1.
Ayitou, A. J. ; J., J. L. ;. Sivaguru, J. Enantiospecific Photochemical Transformations in Solution. in (2009). Cite
1.
Ayitou, A. J. ; S., J. Enantiospecific Photochemical Transformations and Photophysics of Molecularly Chiral Acrylanilides”. in (2010). Cite
1.
Pemberton, B. C. ; S., J. Supramolecular Photocatalysis by Nano-encapsulation. in (2010). Cite
1.
Ayitou, A. J. ; S., J. Enantiospecific Chiral Transfer: Role of Reaction Media, Reactive Spin States and Heavy Atom(s) in the 6π-Photocyclization of Axially Chiral Acrylanilides. in (2011). Cite
1.
Sivaguru, J. Selective Light Induced Reactions in Solution and in Water Soluble Nano-containers. in (2010). Cite
1.
Ayitou, A. J. ; S., J. Light Induced Enantiospecific 6π-Photocyclization of Axially Chiral Acrylanilides in the Solid State. in (2011). Cite
1.
Ayitou, A. J. ; S., J. Heavy Atom(s) Induced Enantiospecific 6π-Photocyclization of Molecularly Chiral Acrylanilides. in (2011). Cite
1.
Kumarasamy, E. ; S., J. Light induced enantiospecific [4π]-ring closure of molecularly chiral-2-pyridones. in (2011). Cite
1.
Ayitou, A. J. ; S., J. Heavy Atom(s) Induced Enantiospecific Chiral Transfer: 6π-Photocyclization of Axially Chiral a-Substituted Acrylanilides. in (2011). Cite
1.
Kumarasamy, E. ; S., J. Light induced enantiospecific [4π]-ring closure of molecularly chiral-2-pyridones. in (2011). Cite
1.
Pemberton, B. C. ; S., J. Insights into Photocatalysis: Turning Nanocavities Into Photocatalysts. in (2011). Cite
1.
Pemberton, B. C. ; S., J. Turning Nanocavities Into Photocatalysts Quebec. in (2011). Cite
1.
Sivaguru, J. From cavity to catalyst: supramolecular photocatalysis within cucurbiturils. in (2011). Cite
1.
Pemberton, B. C. ; S., J. Supramolecular Photocatalysis: Mechanism Studies of Cucurbit[8]uril Facilitating the [2+2] Photodimerization of 6-methylcoumarin. in (2011). Cite
1.
Sivaguru, J. From Cavity to Catalyst: Supramolecular photocatalysis within Cucurbiturils. in (2011). Cite

 

Publications_tpress

89 entries « 1 of 2 »

2019

89.

Wen, Saishuai; Boyce, Jonathan H; Kandappa, Sunil K; Sivaguru, Jayaraman; Porco, John A

Regiodivergent Photocyclization of Dearomatized Acylphloroglucinols: Asymmetric Syntheses of (−)-Nemorosone and (−)-6-epi-Garcimultiflorone A Journal Article

Journal of the American Chemical Society, 141 (28), pp. 11315-11321, 2019, ISSN: 0002-7863.

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88.

Raghunathan, Ramya; Kumarasamy, Elango; Sivaguru, Jayaraman; Sibi, Mukund P

Non-Biaryl Atropisomers: Anilides, Amides, Lactams, and Analogues with C?C and C?X Stereogenic Axes Book Chapter

Atropisomerism and Axial Chirality, pp. 489-540, WORLD SCIENTIFIC (EUROPE), 2019, ISBN: 978-1-78634-645-2.

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87.

Iyer, Akila; Ugrinov, Angel; Sivaguru, J

Understanding Conformational Preferences of Atropisomeric Hydrazides and Its Influence on Excited State Transformations in Crystalline Media Journal Article

Molecules, 24 (16), 2019, ISSN: 1420-3049.

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86.

Hong, Soklida; Ratpukdi, Thunyalux; Sungthong, Bunleu; Sivaguru, Jayaraman; Khan, Eakalak

A sustainable solution for removal of glutaraldehyde in saline water with visible light photocatalysis Journal Article

Chemosphere, 220 , pp. 1083-1090, 2019, ISSN: 0045-6535.

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85.

Ahuja, Sapna; Iyer, Akila; Kandappa, Sunil Kumar; Sivaguru, Jayaraman

Photo-auxiliary approach to control excited state reactivity: Cross [2+2]-photocycloaddition of oxazolidinone based hydrazides Journal Article

Journal of Photochemistry and Photobiology A: Chemistry, 382 , pp. 111883, 2019, ISSN: 1010-6030.

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2018

84.

Iyer, Akila; Ahuja, Sapna; Jockusch, Steffen; Ugrinov, Angel; Sivaguru, Jayaraman

Conjugate addition from the excited state Journal Article

Chemical Communications, 54 (78), pp. 11021-11024, 2018, ISSN: 1359-7345.

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83.

Hong, Soklida; Ratpukdi, Thunyalux; Sivaguru, Jayaraman; Khan, Eakalak

Photolysis of glutaraldehyde in brine: A showcase study for removal of a common biocide in oil and gas produced water Journal Article

Journal of Hazardous Materials, 353 , pp. 254-260, 2018, ISSN: 0304-3894.

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82.

Clay, Anthony; Krishnan, Retheesh; Sibi, Mukund; Webster, Dean; Jockusch, Steffen; Sivaguru, Jayaraman

Photoacidity of vanillin derivatives Journal Article

Journal of Photochemistry and Photobiology A: Chemistry, 355 , pp. 38-41, 2018, ISSN: 1010-6030.

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81.

Ahuja, Sapna; Raghunathan, Ramya; Kumarasamy, Elango; Jockusch, Steffen; Sivaguru, Jayaraman

Realizing the Photoene Reaction with Alkenes under Visible Light Irradiation and Bypassing the Favored [2 + 2]-Photocycloaddition Journal Article

Journal of the American Chemical Society, 140 (41), pp. 13185-13189, 2018, ISSN: 0002-7863.

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2017

80.

Wang, Wenyu; Clay, Anthony; Krishnan, Retheesh; Neil, Lajkiewicz J; Lauren, Brown E; Sivaguru, Jayaraman; John, Porco A

Total Syntheses of the Isomeric Aglain Natural Products Foveoglin A and Perviridisin B: Selective Excited‐State Intramolecular Proton‐Transfer Photocycloaddition Journal Article

Angewandte Chemie International Edition, 56 (46), pp. 14479-14482, 2017, ISSN: 1433-7851.

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79.

Miscellaneous

2017, ISBN: US9738753B2.

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78.

Kumarasamy, Elango; Raghunathan, Ramya; Kandappa, Sunil Kumar; Sreenithya, A; Jockusch, Steffen; Sunoj, Raghavan B; Sivaguru, J

Transposed Paternò–Büchi Reaction Journal Article

J. Am. Chem. Soc., 139 (2), pp. 655-662, 2017, ISSN: 0002-7863.

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77.

Kumarasamy, Elango; Kandappa, Sunil Kumar; Raghunathan, Ramya; Jockusch, Steffen; Sivaguru, Jayaraman

Realizing an Aza Paternò–Büchi Reaction Journal Article

Angewandte Chemie International Edition, 56 (25), pp. 7056-7061, 2017, ISSN: 1521-3773.

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76.

Iyer, Akila; Jockusch, Steffen; Sivaguru, Jayaraman

A photo-auxiliary approach - enabling excited state classical phototransformations with metal free visible light irradiation Journal Article

Chem. Commun., 53 (10), pp. 1692-1695, 2017, ISSN: 1359-7345.

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75.

Iyer, Akila; Clay, Anthony; Jockusch, Steffen; Sivaguru, J

Evaluating brominated thioxanthones as organo‐photocatalysts Journal Article

Journal of Physical Organic Chemistry, 30 (9), pp. e3738, 2017, ISSN: 0894-3230.

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74.

Isola, Claudia; Sieverding, Heidi L; Raghunathan, Ramya; Sibi, Mukund P; Webster, Dean C; Sivaguru, Jayaraman; Stone, James J

Life cycle assessment of photodegradable polymeric material derived from renewable bioresources Journal Article

Journal of Cleaner Production, 142, Part 4 , pp. 2935-2944, 2017, ISSN: 0959-6526.

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2016

73.

Vallavoju, Nandini; Sreenithya, Avadakkam; Ayitou, Anoklase J L; Jockusch, Steffen; Sunoj, Raghavan B; Sivaguru, Jayaraman

Photoreactions with a Twist: Atropisomerism-Driven Divergent Reactivity of Enones with UV and Visible Light Journal Article

Chem. Eur. J., 22 (32), pp. 11339-11348, 2016, ISSN: 1521-3765.

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72.

Vallavoju, Nandini; Selvakumar, Sermadurai; Pemberton, Barry C; Jockusch, Steffen; Sibi, Mukund P; Sivaguru, Jayaraman

Frontispiece: Organophotocatalysis: Insights into the Mechanistic Aspects of Thiourea-Mediated Intermolecular [2+2] Photocycloadditions Journal Article

Angew. Chem. Int. Ed., 55 , pp. 5446 –5451, 2016, ISSN: 1521-3773.

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71.

Sieverding, Heidi L; Clay, David E; Khan, Eakalak; Sivaguru, Jayaraman; Pattabiraman, Mahesh; Koodali, Ranjit T; Mongoh, Mafany Ndiva-; Stone, ; J, James

A Sustainable Rural Food–Energy–Water Nexus Framework for the Northern Great Plains Journal Article

Agric. Environ. Lett., pp. 1:160008, 2016.

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70.

Shailaja, J; Sivaguru, J; Ramamurthy, V

Zeolite matrix assisted decomposition of singlet oxygen sensitizers during photooxidation Journal Article

Journal of Photochemistry and Photobiology A: Chemistry, 331 , pp. 197-205, 2016, ISSN: 1010-6030.

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69.

Ramamurthy, Vaidhyanathan; Sivaguru, Jayaraman

Supramolecular Photochemistry as a Potential Synthetic Tool: Photocycloaddition Journal Article

Chemical Reviews, 116 (17), pp. 9914-9993, 2016, ISSN: 0009-2665.

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68.

Raghunathan, Ramya; Kumarasamy, Elango; Jockusch, Steffen; Ugrinov, Angel; Sivaguru, J

Engaging electronic effects for atropselective [5+2]-photocycloaddition of maleimides Journal Article

Chemical Communications, 52 (53), pp. 8305-8308, 2016, ISSN: 1359-7345.

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67.

Raghunathan, Ramya; Jockusch, Steffen; Sibi, Mukund P; Sivaguru, J

Evaluating thiourea/urea catalyst for enantioselective 6π-photocyclization of acrylanilides Journal Article

Journal of Photochemistry and Photobiology A: Chemistry, 331 , pp. 84-88, 2016, ISSN: 1010-6030.

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66.

Kumarasamy, Elango; Ayitou, Anoklase Jean-Luc; Vallavoju, Nandini; Raghunathan, Ramya; Iyer, Akila; Clay, Anthony; Kandappa, Sunil Kumar; Sivaguru, Jayaraman

Tale of Twisted Molecules. Atropselective Photoreactions: Taming Light Induced Asymmetric Transformations through Non-biaryl Atropisomers Journal Article

Accounts of Chemical Research, 49 (12), pp. 2713-2724, 2016, ISSN: 0001-4842.

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65.

Guruvenket, Srinivasan; Hoey, Justin M; Anderson, Kenneth J; Frohlich, Matthew T; Krishnan, Retheesh; Sivaguru, Jayaraman; Sibi, Mukund P; Boudjouk, Philip

Synthesis of silicon quantum dots using cyclohexasilane (Si6H12) Journal Article

Journal of Materials Chemistry C, 4 (35), pp. 8206-8213, 2016, ISSN: 2050-7526.

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64.

Clay, Anthony; Vallavoju, Nandini; Krishnan, Retheesh; Ugrinov, Angel; Sivaguru, Jayaraman

Metal-Free Visible Light-Mediated Photocatalysis: Controlling Intramolecular [2 + 2] Photocycloaddition of Enones through Axial Chirality Journal Article

The Journal of Organic Chemistry, 81 (16), pp. 7191-7200, 2016, ISSN: 0022-3263.

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2015

63.

Rajendran, Saravanakumar; Raghunathan, Ramya; Hevus, Ivan; Krishnan, Retheesh; Ugrinov, Angel; Sibi, Mukund P; Webster, Dean C; Sivaguru, Jayaraman

Programmed Photodegradation of Polymeric/Oligomeric Materials Derived from Renewable Bioresources Journal Article

Angew. Chem. Int. Ed., 54 (4), pp. 1159-1163, 2015, ISSN: 1521-3773.

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62.

Raghunathan, R; Vallavoju, N; Kumarasamy, K; Iyer, A; Clay, A; Ayitou, A J -L; Sivaguru, J

Light as a Reagent for Asymmetric Synthesis, Catalysis and Degradation of Polymers. Journal Article

European Photochemical Association News Letter, 2015 (88), pp. 91-118., 2015.

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61.

Kumarasamy, Elango; Raghunathan, Ramya; Sibi, Mukund P; Sivaguru, J

Nonbiaryl and Heterobiaryl Atropisomers: Molecular Templates with Promise for Atropselective Chemical Transformations Journal Article

Chemical Reviews, 115 , pp. 11239-11300, 2015, ISSN: 0009-2665.

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2014

60.

Vallavoju, Nandini; Sivaguru, J

Supramolecular photocatalysis: combining confinement and non-covalent interactions to control light initiated reactions Journal Article

Chemical Society Reviews, 43 (12), pp. 4084-4101, 2014, ISSN: 0306-0012.

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59.

Vallavoju, Nandini; Selvakumar, Sermadurai; Jockusch, Steffen; Sibi, Mukund P; Sivaguru, Jayaraman

Enantioselective Organo-Photocatalysis Mediated by Atropisomeric Thiourea Derivatives Journal Article

Angew. Chem. Int. Ed., 53 (22), pp. 5604-5608, 2014, ISSN: 1521-3773.

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58.

Vallavoju, Nandini; Selvakumar, Sermadurai; Jockusch, Steffen; Prabhakaran, Manoj Thathamkulam; Sibi, Mukund P; Sivaguru, Jayaraman

Evaluating Thiourea Architecture for Intramolecular [2+2] Photocycloaddition of 4-Alkenylcoumarins Journal Article

Adv. Synt. Catal., 356 (13), pp. 2763-2768, 2014, ISSN: 1615-4169.

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57.

Kumarasamy, Elango; Raghunathan, Ramya; Jockusch, Steffen; Ugrinov, Angel; Sivaguru, J

Tailoring Atropisomeric Maleimides for Stereospecific [2 + 2] Photocycloaddition—Photochemical and Photophysical Investigations Leading to Visible-Light Photocatalysis Journal Article

Journal of the American Chemical Society, 136 (24), pp. 8729-8737, 2014, ISSN: 0002-7863.

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56.

Iyer, Akila; Jockusch, Steffen; Sivaguru, J

Dictating Photoreactivity through Restricted Bond Rotations: Cross-Photoaddition of Atropisomeric Acrylimide Derivatives under UV/Visible-Light Irradiation Journal Article

The Journal of Physical Chemistry A, 118 , 2014, ISSN: 1089-5639.

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55.

Ayitou, Anoklase Jean-Luc; Clay, Anthony; Kumarasamy, Elango; Jockusch, Steffen; Sivaguru, J

Enantiospecific photochemical 6π-ring closure of α-substituted atropisomeric acrylanilides - role of alkali metal ions Journal Article

Photochemical & Photobiological Sciences, 13 (2), pp. 141-144, 2014, ISSN: 1474-905X.

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2013

54.

Raghunathan, Ramya; Kumarasamy, Elango; Iyer, Akila; Ugrinov, Angel; Sivaguru, J

Intramolecular Paterno-Buchi reaction of atropisomeric α-oxoamides in solution and in the solid-state Journal Article

Chem. Commun., 49 (77), pp. 8713-8715, 2013, ISSN: 1359-7345.

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53.

Pemberton, Barry C; Ugrinov, Angel; Sivaguru, J

Evaluating photodimerization of 6-methylcoumarin mediated by cucurbit[8]uril through mechanical grinding – Supramolecular effects of additives Journal Article

Journal of Photochemistry and Photobiology A: Chemistry, 255 (0), pp. 10-15, 2013, ISSN: 1010-6030.

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52.

Kumarasamy, Elango; Sivaguru, J

Light-induced stereospecific intramolecular [2+2]-cycloaddition of atropisomeric 3,4-dihydro-2-pyridones Journal Article

Chem. Commun., 49 (39), pp. 4346-4348, 2013, ISSN: 1359-7345.

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51.

Jayaraman, Sivaguru

A tribute to Nicholas J. Turro—An icon of modern molecular photochemistry Journal Article

Journal of Photochemistry and Photobiology A: Chemistry, 271 (0), pp. 130-131, 2013, ISSN: 1010-6030.

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50.

Ayitou, Anoklase J L; Fukuhara, Gaku; Kumarasamy, Elango; Inoue, Yoshihisa; Sivaguru, J

Enantiospecific Photochemical Transformations under Elevated Pressure Journal Article

Chem. Eur. J., 19 (13), pp. 4327-4334, 2013, ISSN: 1521-3765.

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2012

49.

Pemberton, Barry C; Raghunathan, Ramya; Volla, Sabine; Sivaguru, Jayaraman

From Containers to Catalysts: Supramolecular Catalysis within Cucurbiturils Journal Article

Chem. Eur. J., 18 (39), pp. 12178-12190, 2012, ISSN: 1521-3765.

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2011

48.

Ramamurthy, V; Sivaguru, J *

Controlling photoreactions through non-covalent interactions within zeolite nanocages. Book Chapter

Ramamurthy, V; Inoue, Y (Ed.): "Supramolecular effects on photochemical and photophysical processes, pp. 389-442, John Wiley & Sons, Inc., Hoboken, New Jersey, U.S.A., 2011.

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47.

Pemberton, Barry C; Singh, Raushan K; Johnson, Alexander C; Jockusch, Steffen; Da, Silva Jose P; Ugrinov, Angel; Turro, Nicholas J; Srivastava, D K; Sivaguru, J

Supramolecular photocatalysis: insights into cucurbit[8]uril catalyzed photodimerization of 6-methylcoumarin Journal Article

Chem. Commun., 47 (22), pp. 6323-6325, 2011.

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46.

Pemberton, B C; Kumarasamy, E; Jockusch, S; Srivastava, D K; Sivaguru, J

Photophysical aspects of 6-methylcoumarin-cucurbit[8]uril host-guest complexes Journal Article

Can. J. Chem., 89 , pp. 310-316, 2011.

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45.

Kumarasamy, Elango; Jesuraj, Josepha L; Omlid, Joseph N; Ugrinov, Angel; Sivaguru, Jayaraman

Light-Induced Enantiospecific 4π Ring Closure of Axially Chiral 2-Pyridones: Enthalpic and Entropic Effects Promoted by H-Bonding Journal Article

J. Am. Chem. Soc., 133 , pp. 17106-17109, 2011.

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44.

Ayitou, Anoklase Jean-Luc; Vallavoju, Nandini; Ugrinov, Angel; Sivaguru, J

Enantiospecific 6π-photocyclization of atropisomeric α-substituted acrylanilides in the solid-state: role of crystalline confinement on enantiospecificity Journal Article

Photochem. Photobiol. Sci., 2011 (10), pp. 1380-1383, 2011.

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43.

Ayitou, A J -L; Sivaguru, J

Reactive Spin State Dependent Enantiospecific Photocyclization of Axially Chiral α-substituted Acrylanilides Journal Article

Chem. Commun., 47 , pp. 2568-2570, 2011.

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42.

Ayitou, Anoklase; Pemberton, Barry C; Kumarasamy, Elango; Vallavoju, Nandini; Sivaguru, J

Fun with Photons: Selective Light Induced Reactions in Solution and in Water Soluble Nano-containers Journal Article

Chimia, 65 , pp. 202-209, 2011.

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2010

41.

Solomon, Marissa R; Sivaguru, J; Jockusch, Steffen; Adam, Waldemar; Turro, Nicholas J

Decoding Stereocontrol During the Photooxygenation of Oxazolidinone-Functionalized Enecarbamates Journal Article

Org. Lett., 12 (9), pp. 2142-2145, 2010, ISSN: 1523-7060.

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40.

Pemberton, Barry C; Barooah, Nilotpal; Srivatsava, D K; Sivaguru, Jayaraman

Supramolecular photocatalysis by confinement—photodimerization of coumarins within cucurbit[8]urils Journal Article

Chem. Commun., 46 , pp. 225-227, 2010.

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89 entries « 1 of 2 »

Featured Publications

Publication 61

Saravanakumar, R.; Raghunathan, R; Krishnan, R.; Ugrinov, A.; Webster, D.; Sibi, M. P.; Sivaguru, J.*  Programmed degradation of oligomeric/polymeric materials derived from renewable bioresources. Angew. Chem., Int. Ed., 201554, 1159-1163. (DOI: 10.1002/anie.201408492)

 


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Publication 60

Clay, A.; Kumarasamy, E.; Ayitou, A.; J. Sivaguru* Photochemistry of Atropisomers: Non-Biaryl atropisomers for stereospecific phototransformations. Chem. Lett. 2014, 43, 1816–1825. (DOI: 10.1246/cl.140819)

 


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Publication 56

Vallavoju, N; Sermadurai, S.; Jockusch, S.; Sibi, M. P.; Sivaguru, J.* Enantioselective organo-photocatalysis mediated by atropisomeric thiourea derivatives. Angew Chem., Int. Ed., 2014, 53, 5604-5608 and Angew. Chem. 2014, 126, 5710-5714. (DOI: 10.1002/anie.201310940)

 

 


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Notable Citations

  • Organic Chemistry Portal
  • Synfacts highlight by Prof. Benjamin List,e Max-Planck-Institut für Kohlenforschung, Germany
    (Synfacts, 2014, 10,756)
    56_Synfacts_10_0756_14
  • Hot Topics  – Organocatalysis
  • Hot Topics – Photocatalysis

Publication 48

Pemberton, B. C. Raghunathan, R.; Rabe, S.; Sivaguru, J.* From containers to catalysts: Supramolecular catalysis within cucurbiturils. Chem. Eur. J., 2012, 18, 12178-12190. (DOI: 10.1002/chem.201202083)

 


Concept Article

 

Publication 44

Ayitou, A. J.; Pemberton, B. C.; Kumarasamy, E.; Vallavoju, N.; Sivaguru, J.* Fun with Photons: Selective Light Induced Reactions in Solution and in Water Soluble Nano-containers. Chimia, 2011, 65, 202-209. (invited-review based on Grammaticakis-Neumann Prize lecture) (DOI: http://dx.doi.org/10.2533/chimia.2011.202)

 

 


Featured Article

 

Publication 40

Pemberton, B. C.; Barooah, N.; Srivatsava, D. K.; Sivaguru, J.* Supramolecular photocatalysis by confinement—photodimerization of coumarins within cucurbit[8]urils Chem. Commun. 2010, 46, 225-227. (DOI: DOI: 10.1039/B920605A)

 


TOC / Abstract

 


Notable Citations

  • Hot Article in Chem. Commun.

40_CC_hot_article

  • Synfacts highlight by Prof. Timothy Swager, MIT, USA.
    (Synfacts, 2010, 3, 295)

41_cc_2010_46_225_CB-photocatalysis_synFacts

Publications

Publications (2006-present)  as independent investigator: 20212020 | 2019 | 2018 | 2017 | 2016| 2015 | 2014 | 2013 | 2012 | 20112010 | 2009 | 2008
Publications during doctoral (1998-2003) and post-doctoral (2003-2006) studies: | 2007 | 2006 | 2005 | 2004 | 2003 | 20022001 | 2000 |


2021

97. Kandappa, S. K.; Valloli, L. K.; Jockusch, S.; Sivaguru, J.* “Uncovering new excited state photochemical reactivity by altering the course of the De Mayo reaction” J. Am. Chem. Soc., 2021, 143, 3677–3681 (DOI: https://doi.org/10.1021/jacs.0c12099)

96. Kandappa, S. K.; Valloli, L. K.; Ahuja, S.; Parthiban, J.; Sivaguru, J. Taming the excited state reactivity of imines – from non-radiative decay to aza Paternò–Büchi reaction. Chem. Soc. Rev. 2021, 50, 1617-1641. DOI: 10.1039/d0cs00717j (Featured as Back Cover https://doi.org/10.1039/D1CS90014E)

2020 | back to top |

95. Ahuja, S.; Jockusch, S.; Ugrinov, A.; Sivaguru, J.* Energy Transfer Catalysis by Visible Light: Atrop- and Regio-selective Intermolecular [2+2]-Photocycloaddition of Maleimide with Alkenes. Eur. J. Org. Chem. 2020, 1478–1481 (DOI: 10.1002/ejoc.201901157; Special issue on photochemical synthesis – invited article).

94. Martin, M. A.; Sivaguru, J.*; McEvoy, J.; Sonthiphand, P.; Delorme, A.; Khan, E. Photodegradation of (E)- and (Z)-Endoxifen in Water by Ultraviolet Light: Efficiency, Kinetics, By-Products, and Toxicity Assessment. Water Research 171 (2020) 115451 (DOI: 1016/j.watres.2019.115451)

93. R. Marshall Wison, Obituary, J. Photochem. Photobiol. A: Chem., 2020, 393, 112453 (DOI: 10.1016/j.jphotochem.2020.112453)

2019 | back to top |

92.  Iyer, A; Ugrinov, A.; Sivaguru, J.* Understanding conformational preferences of atropisomeric hydrazides and its influence on excited state transformations in crystalline media. Molecules, 2019, 24, 3001. DOI: 10.3390/molecules24163001. (invited article for supramolecular chemistry special issue).

91. Liu, W. -Q.; Lei, T.; Zhou, S.; Yang, X. –L.; Li, J.; Chen, B.; Sivaguru, J.; Tung, C. -H.;b Wu, L. -Z. Cobaloxime Catalysis: Selective Synthesis of Alkenylphosphine Oxides under Visible Light. J. Am. Chem. Soc., 2019,141, 13941−13947.(DOI: 10.1021/jacs.9b06920).

90. Ahuja, S.; Iyer, A; Kandappa, S. K.; Sivaguru, J.* Intramolecular Cross [2+2]-Photocycloaddition of Oxazolidinone Based Hydrazides by Energy Transfer Catalysis, J. Photochem. Photobiol.Sci., A. Chem. 2019, 382, 111883. (Rajendra Rathore Special Issue).

89. Wen, S.; Boyce, J. H.; Kandappa, S. K.; Sivaguru, J;* Porco, J* Regiodivergent Photocyclization of Dearomatized Acylphloroglucinols: Asymmetric Syntheses of (–)-Nemorosone and (–)-6-epi-Garcimultiflorone A. J. Am. Chem. Soc., 2019, 141, 11315-11321. (DOI: https://doi.org/10.1021/jacs.9b05600)

88. Hong, S.; Ratpukdi, T.; Sivaguru, J.; Khan, E. A sustainable solution for removal of glutaraldehyde in saline water with visible light photocatalysis, Chemosphere, 2019, 220, 1083-1090. DOI: 10.1016/j.chemosphere.2018.12.216

87. Raghunathan, R.; Kumarasamy, E.; Sibi, M. P. Sivaguru, J.* Non-biaryl atropisomers: Atropisomeric anilides, amides, lactumsand analogues with c-c and c-x stereogenic center. In Atropoisomerism and Axial Chirality, Edited by Lassaletta, J. M.; ImperialCollege Press, 2019. In press. DOI: 10.1142/q0192

2018 | back to top |

86. Ahuja, S.; Raghunathan, R.; Kumarasamy, E.; Jockusch, S.; Sivaguru, J. Realizing the Photoene Reaction with Alkenes under Visible Light Irradiation and Bypassing the Favored [2 + 2]-Photocycloaddition J. Am. Chem. Soc.2018140, 13185–13189

85. Iyer, A; Ahuja, S.; Jockusch, S.; Ugrinov, A.; Sivaguru, J.* Conjugate addition from the excited state Chem. Commun., 2018, 54, 11021-11024. (DOI: 10.1039/c8cc05924a)

84. Hong, S.; Ratpukdi, T.; Sivaguru, J.; Khan, E. Photolysis of glutaraldehyde in brine: A showcase study for removal of a common biocide in oil and gas produced water. J. Hazad. Mater. 2018, 353, 254-260. (DOI: j.jhazmat.2018.03.056)

83. Clay, A.; Singathi, R.; Krishnan, R.; Jockusch, S.; Webster; D. Sibi, M. P.; Sivaguru, J. Photoacidity of Vanilin derivatives. J. Photochem. Photobiol. A. Chem., 2018, 355, 38-41 (Chen-Ho Tung Special Issue; DOI: 10.1016/j.jphotochem.2017.11.039).

82. Pattabiraman, M.; Sivaguru, J.;* Ramamurthy, V. Selective Photocycloaddition of Alkenes in Confined Spaces: A Comparison between Cucurbiturils, Cyclodextrins, and Calixarenes as Reaction Containers. Isr. J. Chem.201858, 264. (DOI: 10.1002/ijch.201700100)

2017 | back to top |

81. Wang, W; Clay, A; Krishnan, R; Lajkiewicz, N; Sivaguru, J;* Porco, J* Total Syntheses of the Aglain Natural Products Foveoglin A and Perviridisin B via selective ESIPT Photocycloaddition. Angew. Chem. Int. Ed., 2017, 56, 14479 –14482. (accepted; DOI: 10.1002/anie.201707539 and 10.1002/ange.201707539). (Highlighted in Synfacts 2018, 14, 0005).

80. Brown, S. L.; Krishnan, R.; Elbaradei, A.; Sivaguru, J.; Sibi, M. P.; Hobbie, E. K.“Origin of Stretched-Exponential Photoluminescence Relaxation in Size-Separated Silicon Nanocrystals, AIP Advances, 2017, 7, 55314. (doi:http://dx.doi.org/10.1063/1.4984608).

79. Iyer, A; Clay, A. C.; Jockusch, S.; Sivaguru, J.*.Evaluating brominated thioxanthones as organo-photocatalysts, J. Phy. Org. Chem., 2017, 30:e3738. (Waldemar Adam Special Issue; DOI: 10.1002/poc.3738)

78. Kumarasamy, E.; Kandappa, S.; Raghunathan, R.; Jockusch, S.; Sivaguru, J.* Realizing Aza Paternò-Büchi reaction” Angew. Chem. Int. Ed. 2017, 56, 7056 –7061. (Frontispiece; DOI: 10.1002/anie.201702273R2 and 10.1002/ange.201702273R2).

77. Kumarasamy, E; Raghunathan, R.; Kandappa, S. K.; Sreenithya, A.; Jockusch, S.; Sunoj, R. B.; Sivaguru, J. Transposed Paterno−̀ Büchi Reaction. J. Am. Chem. Soc. 2017, 139, 655−662. (DOI: 10.1021/jacs.6b05936 )

76. Isola, C.; Sieverding, H. L.; Raghunathan, R.; Sibi, M. P.; Webster, D. C.; Sivaguru, J.; Stone, J. J. Life cycle assessment of photodegradable polymeric material derived from renewable bioresources J. Clean. Prod. 2017, 142, 2935-2944 (DOI: 10.1016/j.jclepro.2016.10.177)

75. Iyer, A; Jockusch, S.; Sivaguru, J.* A photo-auxiliary approach – enabling excited state classical phototransformations with metal free visible light irradiation. Chem. Commun. 2017, 53,1692-1695.(DOI: 10.1039/c6cc09261f)

2016 | back to top |

74. Kumarasamy, E; Ayitou, A. J. -L.; Vallavoju, N.; Raghunathan, R.; Iyer, A.; Clay, A.; Kandappa, S.; Sivaguru, J.* Tale of Twisted Molecules: Taming Asymmetric phototransformations through non-biaryl atropisomers. Acc. Chem. Res. 2016. 49, 2713−2724. (DOI: 10.1021/acs.accounts.6b00357)

73. Sieverding, H. L.; Clay, D. E.; Khan, E.; Sivaguru, J.; Pattabiraman, M.; Koodali, R. T.; Ndiva-Mongoh, M.; Stone, J. J. A Sustainable Rural Food–Energy–Water Nexus Framework for the Northern Great Plains. Agric. Environ. Lett. 2016, 1(2016), 1-4. (1:160008. doi:10.2134/ael2016.02.0008)

72. Srinivasan, G.; Hoey, J.; Anderson, K.; Frohlich, M. T.; Krishnan, R.; Sivaguru, J.; Sibi, M. P. Boudjok. P. “Synthesis of Silicon Quantum Dots using Cyclohexasilane (Si6H12)” J. Mater. Chem. C, 2016, 4, 8206-8213 (10.1039/C6TC01435F).

71. Clay, A.; Vallavoju, N., Krishnan, R.; Ugrinov. A.; S., J. Sivaguru*Metal Free Visible Light Mediated Photocatalysis: Control-ling Intramolecular [2+2] Photocycloaddition of Enones through axial chirality. J. Org. Chem. 2016, 81, 7191−7200. (DOI: 10.1021/acs.joc.6b01066; Special issue on Photocatalysis).

70. Hong, S.; Ratpukdi, T.; Sivaguru, J.; Khan, E. Glutaraldehyde removal from flowback and produced waters using photolysis. Proceedings of the Water Environment Federation 2016, 5, 2448-2457.

69. Raghunathan, R.; Kumarasamy, E.; Jockusch, S.; Ugrinov, A.; Sivaguru, J.* Engaging electronic effects for atropselective [5+2]- photocycloaddition of maleimides. Chem. Commun. 2016, 52,8305-8308. (DOI: 10.1039/c6cc02962k).

68. Vallavoju, N.; Sreenitya, A.; Ayitou, A.; Jockusch, S.; Sunoj, R. B.; and Sivaguru, J.* Photoreactions with a twist: Atropisomerism-driven divergent reactivity of enones with UV and visible light. Chem. E. J. 2016, 22, 11339-11348. (DOI: 10.1002/ chem.201601509).

67. Ramamurthy, V.; and Sivaguru. J.* “Supramolecular Photochemistry as a Potential Synthetic Tool” Chem. Rev. 2016, 116, 9914−9993 (DOI: 10.1021/acs.chemrev.6b00040). Photochemistry in synthesis - special Issue)

66. Shailaja, J.; Sivaguru, J.* V. Ramamurthy, V.; Zeolite matrix assisted decompositon of singlet oxygen sensitizers during photooxidation J. Photochem. Photobiol., A: Chemistry, 2016, 331, 197-205. (Yoshihisa Inoue Special Issue) (DOI: 10.1016/j.jphotochem.2016.02.010).

65. Vallavoju, N; Sermadurai, S.; Pemberton, B. C.; Jockusch, S.; Sibi, M. P.; Sivaguru, J.* Insights into the mechanistic aspects of organo-photocatalysis mediated by thioureas. Angew. Chem., Int. Ed. 2016, 55, 5446-5451. (DOI: 10.1002/anie.201600596R1 and 10.1002/ange.201600596R1) (Selected as “important paper” and featured as a frontispiece).

64. Raghunathan, R; Jockusch, S.; Sibi, M. P.; Sivaguru, J.*. Evaluating Thiourea / Urea catalyst for enantioselective 6p-photocyclization of acrylanilides. J. Photochem. Photobiol., A: Chemistry, 2016, 331, 84-88. (Yoshihisa Inoue Special Issue) (DOI: 10.1016/j.jphotochem.2015.12.023).

2015 | back to top |

63. Kumarasamy, E.; Raghunathan, R.; Sibi, M. P.; Sivaguru, J.* Non-biaryl and hetero-biaryl atropisomers: Molecular templates with promise for atropselective chemical transformations", Chem. Rev., 2015, 115, 11239–11300. (DOI:10.1021/acs.chemrev.5b00136).

62. Raghunathan, R.; Vallavoju, N.; Kumarasamy, K.; Iyer, A.; Clay, A.; Ayitou, A. J. -L.; Sivaguru, J.* Light as a Reagent for Asymmetric Synthesis, Catalysis and Degradation of Polymers. European Photochemical Association News Letter, 2015, 88, 91-118.

61. Saravanakumar, R.; Raghunathan, R; Krishnan, R.; Ugrinov, A.; Webster, D.; Sibi, M. P.; Sivaguru, J.* Programmed degradation of oligomeric/polymeric materials derived from renewable bio-resources. Angew. Chem., Int. Ed., 2015, 54, 1159-1163. (DOI: 10.1002/anie.201408492). Featured as Back Cover article in Angew. Chem. Int. Ed. (highlighted in multiple media outlets both nationally and internationally including Science– refer to citation section)

2014 | back to top |

60. Clay, A.; Kumarasamy, E.; Ayitou, A.; J. Sivaguru* Photochemistry of Atropisomers: Non-Biaryl atropisomers for stereospecific phototransformations. Chem. Lett. 2014, 43, 1816–1825. (DOI: 10.1246/cl.140819; invited peer-reviewed highlight article; Featured as Cover Article).

59. Iyer, A.; Jockusch, S.; Sivaguru, J.* Dictating Photoreactivity through Restricted Bond Rotations: Cross-Photoaddition of Atropisomeric Acrylimide Derivatives under UV/  Visible-Light Irradiation J. Phys. Chem. A., 2014, 10596-10602. (DOI 10.1021/jp505678b) (Special issue: Current Topics in Photochemistry).

58. Vallavoju, N. Sermadurai, S.; Jockusch, S.; Prabhakaran, M. T.; Sibi, M. P.; Sivaguru, J.* Evaluating thiourea architecture for intramolecular [2+2]-photocycloaddition of 4-alkenylcoumarins. Adv. Synt. Catal., 2014, 356, 2763-2768. (DOI 10.1002/adsc.201400677). (Special issue on Photocatalysis in Organic Synthesis)

57. Kumarasamy, E.; Raghunathan, R.; Jockusch, S.; Ugrinov, A.; Sivaguru, J.* Tailoring atropisomeric maleimides for stereospecific [2+2]-photocycloaddition – Photochemical and photophysical investigations leading to visible light photocatalysis. J. Am. Chem. Soc., 2014, 136, 8729−8737. (DOI: 10.1021/ja5034638).

56. Vallavoju, N; Sermadurai, S.; Jockusch, S.; Sibi, M. P.; Sivaguru, J.* Enantioselective organo-photocatalysis mediated by atropisomeric thiourea derivatives. Angew Chem., Int. Ed., 2014, 53, 5604-5608 and Angew. Chem. 2014, 126, 5710-5714. (DOI: 10.1002/anie.201310940)

55. Vallavoju, N.; Sivaguru, J.* Supramolecular Photocatalysis: Combining confinement and non-covalent interactions to control light initiated reactions. Chem. Soc. Rev., 2014, 43, 4084-4101. (DOI:10.1039/C3CS60471C.) (impact factor: 24.91).

54. Ayitou, A. J. L-; Clay, A.; Kumarasamy, E.; Jockusch, S.; Sivaguru, J.* Enantiospecific photochemical 6π-ring closure of α-substituted atropisomeric acrylanilides – role of alkali metal ions. Photochem. Photobiol Sci., 2014, 13, 141-144 (DOI: 10.1039/c3pp50278c, Turro Memorial Special issue).

2013 | back to top |

53. Sivaguru, J.* “A tribute to Nichoals J. Turro – An icon of modern molecular photochemistry”
J. Photochem. Photobiol., A: Chemistry, 2013, 271, 130-131 (DOI: 10.1016/j.jphotochem.2013.09.006).

52. Raghunathan, R.; Kumarasamy, E.; Akila, I.; Ugrinov, A.; Sivaguru, J.* Intramolecular Paternò-Büchi Reaction of Atropisomeric a-Oxoamides in solution and in the solid-state. Chem. Commun., 2013, 49, 8713-8715. (DOI: 10.1039/C3CC44281K)

51. Ayitou, A. J. L-.; Fukuhara, G.; Kumarasamy, E.; Inoue, Y.; Sivaguru, J.* Enantiospecific Photochemical Transformations under Elevated Pressure. Chem. Eur. J., 2013, 19, 4327-4334 (DOI: 10.1002/chem.201203665; Accepted Nov 2012, and published with page numbers in Jan 2013).

50. Pemberton, B. C.; Ugrinov, A.; Sivaguru, J.* Evaluating photodimerization of 6-methylcoumarin mediated by cucurbit[8]uril through mechanical grinding - Supramolecular effects of additives
J. Photochem. Photobiol., A: Chemistry, 2013, 255, 10-15. (DOI: 10.1016/j.jphotochem.2013.01.005; Submitted in Dec 2012, Accepted in Jan 2013; page numbers assigned in Jan 2013)

49. Kumarasamy, E.; Sivaguru, J.* Light-Induced enantiospecific intramolecular [2+2]-cycloaddition of atropisomeric 3,4-dihydro-2-pyridones. Chem. Commun. 2013, 49, 4346-4348. DOI:10.1039/C2CC37123E. (Chem. Comm., Young investigators special issue | Accepted in Nov 2012; Page numbers assigned in May 2013).

2012 | back to top |

48. Pemberton, B. C. Raghunathan, R.; Rabe, S.; Sivaguru, J.* From containers to catalysts: Supramolecular catalysis within cucurbiturils. Chem. Eur. J., 2012, 18, 12178-12190. DOI: 10.1002/chem.201202083 (Concept Article and Frontispiece).

2011 | back to top |

47. Kumarasamy, E.; Jesuraj, J.; Omlid, J. N.;§ Ugrinov, A.; Sivaguru, J.* Light induced enantiospecific 4p-ring closure of axially chiral 2-pyridones. Enthalpic and entropic effects promoted by H-bonding.
J. Am. Chem. Soc., 2011, 133, 17106-17109.

46. Pemberton, B. C.; Singh. R; Johnson, A. C.;§ Jockusch, S.; José Paulo Da Silva Ugrinov, A.; Turro, N. J.; Srivatsava, D. K.; Sivaguru J.* Supramolecular Photocatalysis: Physical Insights into Cucurbit[8]uril catalyzed photodimerization of 6-methylcoumain. Chem. Commun., 2011, 47, 6323–6325. (Supramolecular chemistry special issue; T-T absorption studies were performed in Turro’s lab at Columbia University as a scientific collaboration between the PI and Prof. Nicholas J. Turro).

45. Ayitou, A. J.; Vallavoju, N.; Ugrinov, A.; Sivaguru, J.* Enantiospecific 6p – Photocyclization of Atropisomeric a-substituted Acrylanilides In the Solid-State. Photochem. Photobiol. Sci., 2011, 10, 1380-1383 (Prof. Yoshihisa Inoue special issue).

44. Ayitou, A. J.; Pemberton, B. C.; Kumarasamy, E.; Vallavoju, N.; Sivaguru, J.* Fun with Photons: Selective Light Induced Reactions in Solution and in Water Soluble Nano-containers. Chimia, 2011, 65, 202-209. (invited-review based on Grammaticakis-Neumann Prize lecture) (DOI: http://dx.doi.org/10.2533/chimia.2011.202)

43. Ayitou, A. J.; Sivaguru, J.* Reactive Spin State Dependent Enantiospecific Photocyclization of Molecularly Chiral α-substituted Acrylanilides. Chem. Commun., 2011, 47, 2568–2570.

42. Pemberton, B. C.; Kumarasamy, E.; Jockusch, S.; Srivatsava, D. K.; Sivaguru, J.* Photophysical aspects of 6-methylcoumarin-Cucurbit[8]uril Host-guest Complexes. Can. J. Chem., 2011, 89, 310-316. (Prof. J. C. Scaiano special issue)

41. Ramamurthy, V. Sivaguru, J.* Controlling photoreactions through non-covalent interactions within zeolite nanocages. In Supramolecular Photochemistry: Controlling Photochemical Processes, Ramamurthy, V. and Inoue, Y. (Eds)., John Wiley & Sons, Inc., Hoboken, New Jersey, U.S.A. 2011, pp 389-442 (book chapter).

2010 | back to top |

40. Pemberton, B. C.; Barooah, N.; Srivatsava, D. K.; Sivaguru, J.* Supramolecular photocatalysis by confinement—photodimerization of coumarins within cucurbit[8]urils Chem. Commun. 2010, 46, 225-227. (Hot paper in Chemical Communication and editorial highlight in synfacts) (DOI: DOI: 10.1039/B920605A)

39. Jesuraj, J.; Sivaguru, J.* Photochemical Type II Reaction of Atropchiral Benzoylformamides To Point Chiral Oxazolidin-4-ones. Axial Chiral Memory and Enantiomeric Resolution of Photoproducts.
Chem. Commun., 2010, 46, 4791-4793.

38. Solomon, M.; Sivaguru, J.;* Jockusch, S.; Adam, W.;* Turro, N.* Decoding Stereocontrol During the Photooxygenation of Oxazolidinone-Functionalized Enecarbamates. Org. Lett., 2010, 12 (9), 2142–2145.

2009 | back to top |

37. Ayitou, A. J.; Jesuraj, J. L.; Barooah, N.; Ugrinov, A.; Sivaguru, J.* Enantiospecific Photochemical Norrish/Yang Type II Reaction of Nonbiaryl Atropchiral α-Oxoamides in Solution—Axial to Point Chirality Transfer. J. Am. Chem. Soc., 2009, 131 (32), pp 11314–11315. (DOI: 10.1021/ja9050586)

36. Solomon, M. R.; Saito, H.; Sivaguru, J.*; Jockusch, S.; Inoue, Y.; Adam, W.; Turro, N. J. Isolation and syn Elimination of a Peterson Adduct to Obtain Optically Pure Product in the Diastereoselective Synthesis of Oxazolidinone-Functionalized Enecarbamates Lett. Org. Chem., 2009, 6, 362-366.

35. Solomon, M. R.; Sivaguru, J.*; Jockusch, S.; Adam, W.; Turro, N. J. Physical and Chemical Quenching Rates and Their Influence on Stereoselective Photooxygention of Oxazolidinone-functionalized Enecarbamates. Photochem. Photobiol. Sci., 2009, 8, 912-915.

34. Ayitou, A. J.; Sivaguru, J.* Light Induced Transfer of Molecular Chirality In Solution: Enantioselective Photocyclization of Molecularly Chiral Acrylanilides. J. Am. Chem. Soc., 2009, 131(14), 5036-5037. (DOI: 10.1021/ja9003552)

33. Ayitou, A. J.; Ugrinov, A.; Sivaguru, J.* 6π-Photocyclization of O-tert-butylacrylanilides. N-substitution dictates the regiochemistry of cyclization Photochem. Photobiol. Sci., 2009, 8, 751-754.

2008 | back to top |

32. Barooah, N.; Pemberton, B. C.; Johnson, A. C.;§ Sivaguru, J.* Photodimerization and complexation dynamics of courmarins in the presence of cucurbit[8]urils. Photochem. Photobiol. Sci., 2008, 7, 1473-1479.

31. Barooah, N.; Pemberton, B. C.; Sivaguru, J.* Manipulating Photochemical Reactivity of Coumarins within Cucurbituril Nanocavities. Org. Lett., 2008, 10, 3339-3342.

30. Solomon, M.; Sivaguru, J.*; Jockusch, S.; Adam, W.; Turro, N. J. Vibrational Deactivation Of Singlet Oxygen: Does It Play A Role In Stereoselectivity During Photooxygenation? Photochem. Photobiol. Sci., 2008, 7, 531-533.

29. Sivaguru, J.*; Solomon, M. R.; Poon, T.; Jockusch, S.; Bosio, S. G.; Adam, W.; Inoue, Y.; Turro, N. J., The Reaction of Singlet Oxygen with Enecarbamates: A Mechanistic Playground for Investigating Chemoselectivity, Stereoselectivity, and Vibratioselectivity of Photooxidations. Acc. Chem. Res. 2008, 41, 387-400.

1998-2008 Published with Affiliation to Columbia University, New York, NY and Tulane University, New Orleans, LA.

(Publication based on post-doctoral and doctoral work)

2007 | back to top |

28. Saito, H.; Sivaguru, J.; Jockusch, S.; Dyer, J.; Inoue, Y.; Adam, W.; Turro, N. J., Controlled diastereoselectivity at the alkene-geometry through selective encapsulation: E-Z photoisomerization of oxazolidinone-functionalized enecarbamates within hydrophobic nano-cavities. Chem. Commun. 2007, 819–821.

2006 | back to top |

27. Sivaguru, J.; Poon, T.; Hooper, C.;§ Saito, H.; Solomon, M. R.; Jockusch, S.; Adam, W.; Inoue, Y.; Turro, N. J., A Comparative Mechanistic Analysis of the Stereoselectivity Trends Observed in the Oxidation of Chiral Oxazolidinone-Functionalized Enecarbamates by Singlet Oxygen, Ozone and Triazolinedione. Tetrahedron, 2006, 62, 10647–10659.

26. Sivaguru, J.; Solomon, M. R.; Saito, H.; Poon, T.; Jockusch, S.; Adam, W.; Inoue, Y.; Turro, N. J., Conformationally controlled (entropy effects), stereoselective vibrational quenching of singlet oxygen in the oxidative cleavage of oxazolidinone-functionalized enecarbamates through solvent and temperature variations. Tetrahedron, 2006, 62, 6707-6717.

25. Sivaguru, J.; Saito, H.; Solomon, M. R.; Kaanumalle, L. S.; Poon, T.; Jockusch, S.; Adam, W.; Ramamurthy, V.; Inoue, Y.; Turro, N. J., The Control Of Chirality By Cations In Confined Spaces: Photooxidation of Enecarbamates Inside Zeolite Supercages. Photochem. Photobiol., 2006, 82, 123-131.

2005 | back to top |

24. Sivaguru, J.; Saito, H.; Poon, T.; Omonuwa, T.;§ Franz, R.; Jockusch, S.; Hooper, C.;§ Inoue, Y.; Adam, W.; Turro, N. J., Stereoselective Photooxidation of Enecarbamates: Reactivity of Ozone vs Singlet Oxygen. Org. Lett. 2005, 7(11), 2089-2092.

23. Sivaguru, J.; Wada, T.; Origane, Y.; Inoue, Y.; Ramamurthy, V., Mechanism of photoisomerization of optically pure trans-2,3-diphenylcyclopropane-1-carboxylic acid derivatives. Photochem. Photobiol. Sci. 2005, 4(1), 119-127.

22. Saito, H.; Sivaguru, J.; Jockusch, S.; Inoue, Y.; Adam, W.; Turro, N. J., Stereoselective E/Z photoisomerization of oxazolidinone functionalized enecarbamates: direct and triplet sensitized irradiation. Chem. Commun. 2005, 3424-3426.

21. Jockusch, S.; Sivaguru, J.; Turro, N. J.; Ramamurthy, V., Direct measurement of the singlet oxygen lifetime in zeolites by near-IR phosphorescence. Photochem. Photobiol. Sci. 2005, 4(5), 403-405.

2004 | back to top |

20. Sivaguru, J.; Poon, T.; Franz, R.; Jockusch, S.; Adam, W.; Turro, N. J., Stereocontrol within Confined Spaces: Enantioselective Photooxidation of Enecarbamates Inside Zeolite Supercages. J. Am. Chem. Soc. 2004, 126(35), 10816-10817.

19. Poon, T.; Sivaguru, J.; Franz, R.; Jockusch, S.; Martinez, C.; Washington, I.; Adam, W.; Inoue, Y.; Turro, N. J., Temperature and Solvent Control of the Stereoselectivity in the Reactions of Singlet Oxygen with Oxazolidinone-Substituted Enecarbamates. J. Am. Chem. Soc. 2004, 126(34), 10498-10499.

18. Sivaguru, J.; Sunoj, R. B.; Wada, T.; Origane, Y.; Inoue, Y.; Ramamurthy, V., Enhanced Diastereoselectivity via Confinement: Photoisomerization of 2,3-Diphenylcyclopropane-1-carboxylic Acid Derivatives within Zeolites. J. Org. Chem. 2004, 69(20), 6533-6547.

17. Sivaguru, J.; Sunoj, R. B.; Wada, T.; Origane, Y.; Inoue, Y.; Ramamurthy, V., Enhanced Diastereoselectivity via Confinement: Diastereoselective Photoisomerization of 2,3-Diphenyl-1-benzoylcyclopropane Derivatives within Zeolites. J. Org. Chem. 2004,69(17), 5528-5536.

16. Ramamurthy, V.; Sivaguru, J.; Shailaja, J.; Natarajan, A.; Kaanumalle, L. S.; Karthikeyan, S.; Joy, A., Chiral photochemistry within zeolites. In Molecular and Supramolecular Photochemistry, Ramamurthy, V.; Schanze, K., Eds. Marcel Dekker: New York, 2004; Vol. 11, pp 563-631.

2003 | back to top |

15. Sivaguru, J.; Natarajan, A.; Kaanumalle, L. S.; Shailaja, J.; Uppili, S.; Joy, A.; Ramamurthy, V., Asymmetric Photoreactions within Zeolites: Role of Confinement and Alkali Metal Ions. Acc. Chem. Res. 2003, 36(7), 509-521.

14. Sivaguru, J.; Jockusch, S.; Turro, N. J.; Ramamurthy, V., Photoisomerization of 2,3-diphenylcyclopropane-1-carboxylic acid derivatives. Photochem. Photobiol. Sci. 2003, 2(11), 1101-1106.

13. Sivaguru, J.; Shailaja, J.; Ramamurthy, V., Organic photochemistry within zeolites: selectivity through confinement. In Handbook of Zeolite Science and Technology, Auerbach, S.; Carrado, K.; Dutta, P., Eds. Marcel Dekker: New York, 2003; pp 515-589.

12. Kaanumalle, L. S.; Sivaguru, J.; Arunkumar, N.; Karthikeyan, S.; Ramamurthy, V., Cation-π interactions as a tool to enhance the power of a chiral auxiliary during asymmetric photoreactions within zeolites. Chem. Commun. 2003, 1, 116-117.

2002 | back to top |

11. Sivaguru, J.; Shichi, T.; Ramamurthy, V., Reactive-state spin-dependent diastereoselective photoisomerization of trans,trans-2,3-diphenylcyclopropane-1- carboxylic acid derivatives included in zeolites. Org. Lett. 2002, 4(24), 4221-4224.

10. Kaanumalle, L. S.; Sivaguru, J.; Sunoj, R. B.; Lakshminarasimhan, P. H.; Chandrasekhar, J.; Ramamurthy, V., Light-Induced Geometric Isomerization of 1,2-Diphenylcyclopropanes Included within Y Zeolites: Role of Cation-Guest Binding. J. Org. Chem. 2002, 67(25), 8711-8720.

9. Pradhan, A. R.; Uppili, S.; Shailaja, J.; Sivaguru, J.; Ramamurthy, V., Zeolite-coated quartz fibers as media for photochemical and photophysical studies. Chem. Commun. 2002, 6), 596-597.

8. Koodanjeri, S.; Sivaguru, J.; Pradhan, A.; Ramamurthy, V., Asymmetric induction with β-cyclodextrin: cis-trans photoisomerization of diphenyl-cyclopropane and its derivatives. Proc. Natl. Acad. Sci., India, Sect. A. 2002, 68(5), 453-463.

7. Chong, K. C. W.; Sivaguru, J.; Shichi, T.; Yoshimi, Y.; Ramamurthy, V.; Scheffer, J. R., Use of Chirally Modified Zeolites and Crystals in Photochemical Asymmetric Synthesis. J. Am. Chem. Soc. 2002, 124(12), 2858-2859.

6. Sivaguru, J.; Shailaja, J.; Uppili, S.; Ponchot, K.; Joy, A.; Arunkumar, N.; Ramamurthy, V., Achieving enantio and diastereoselectivities in photoreactions through the use of a confined space. In Organic Solid-State Reactions, Toda, F., Ed. Kluwer Academic Publisher: Boston, 2002; pp 159-188.

5. Sivaguru, J.; Scheffer, J. R.; Chandarasekhar, J.; Ramamurthy, V., Confined space and cations enhance the power of a chiral auxiliary: photochemistry of 1,2-diphenylcyclopropane derivatives. Chem. Commun. 2002, 8, 830-831.

2001 | back to top |

4. Shailaja, J.; Sivaguru, J.; Uppili, S.; Joy, A.; Ramamurthy, V., Use of a confined space (zeolite) in enantioselective and diastereoselective photoreactions. Microporous and Mesoporous Materials. 2001, 48(1-3), 319-328.

2000 | back to top |

3. Cheung, E.; Chong, K. C. W.; Jayaraman, S.; Ramamurthy, V.; Scheffer, J. R.; Trotter, J., Enantio- and Diastereodifferentiating cis,trans-Photoisomerization of 2β,3β-Diphenylcyclopropane-1a-carboxylic Acid Derivatives in Organized Media. Org. Lett. 2000,2(18), 2801-2804.

2. Shailaja, J.; Sivaguru, J.; Robbins, R. J.; Ramamurthy, V.; Sunoj, R. B.; Chandrasekhar, J., Singlet Oxygen Mediated Oxidation of Olefins within Zeolites: Selectivity and Complexities. Tetrahedron 2000, 56(36), 6927-6943.

1. Sivaguru Jayaraman; Uppili, S.; Natarajan, A.; Joy, A.; Chong, K. C. W.; Netherton, M. R.; Zenova, A.; Scheffer, J. R.; Ramamurthy, V., The influence of chiral auxiliaries is enhanced within zeolites. Tetrahedron Lett. 2000, 41(43), 8231-8235.

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