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 |


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:

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

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:

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:

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:

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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