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Communication | Regular issue | Vol 53, No. 1, 2000, pp.1-6
Published online, 1st January, 1970
DOI: 10.3987/COM-99-8596
X-Ray Structures of a Pair of Atropisomers of 1-(3’-Substituted Benzoyl)-2-naphthylindolines and Some Comments

Akiko Watanabe, Tetsuya Moriguchi, Fumikazu Ito, Yasuyuki Yoshitake, Masashi Eto, and Kazunobu Harano*

*Faculty of Pharmaceutical Sciences, Kumamoto University, 5-1 Oe-hon-machi, Kumamoto 862-0973, Japan

Abstract

A pair of atropisomers due to restricted rotation about Csp3—Csp2 bond for 1-(3’-nitrobenzoyl)-2-(2”-hydroxynaphthyl)-3,3-dimethylindoline was isolated. The conformational analysis of both isomers was performed based on the crystallographic and 1 H-NMR spectral data.