T. Nakazawa, Yasufumi Mizuta, A. Kawahara
Jul 1, 1992
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Journal
Chemistry Letters
Abstract
9-Isopropylcarbazole-3-carbaldehyde diphenylhydrazone (anti-form) isomerized to syn-form upon UV light irradiation both in solution and in solid polymer film. The syn-form was successfully isolated in crystalline state by extracting with hexane and recrystallization.