Enantioselective intramolecular [2+ 2]-photocycloaddition reactions of 4-substituted quinolones catalyzed by a chiral sensitizer with a hydrogen-bonding motif

C Müller, A Bauer, MM Maturi…

Index: Shailaja; Kaanumalle, Lakshmi S.; Sivasubramanian, Karthikeyan; Natarajan, Arunkumar; Ponchot, Keith J.; Pradhan, Ajit; Ramamurthy Organic and Biomolecular Chemistry, 2006 , vol. 4, # 8 p. 1561 - 1571

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Citation Number: 96

Abstract

... Journal ... Instituto de Tecnología Química (UPV-CSIC), Universidad Politécnica de Valencia, 46022 Valencia, Spain. J. Am. Chem. Soc. ... 1, 4, O, H, rac-18, 9 e, 86/14, 78. 2, 5, OCH 2, H, rac-19, 9, 90/10, 99. 3, 6, O, Me, rac-20, 7, 91/9, 95. 4, 7, S, H, rac-21, 2, >95/5, 99. 5, 8, SO 2, H, rac ...