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Report | Regular issue | Vol 9, No. 8, 1978, pp.1041-1046
Published online, 1st January, 1970
DOI: 10.3987/R-1978-08-1041
Molecular Structure of Azines of 3-Acetyl-4-hydroxy-2-methoxy-4-phenylcrotonic Acid Lactones

Takushi Kurihara,* Yasuhiko Sakamoto, Masanobu Mori, and Toshimasa Sasaki

*Faculty of Pharmaceutical Science, Osaka University of Pharmaceutical Sciences, 4-20-1 Nasahara, Takatsuki, Osaka 569-1094, Japan

Abstract

Reaction of 3-acetyl-4-hydroxy-2-methoxy-4-phenylcrotonic acid lactones (2a,b) with hydrazine dihydrochloride (3) gave a mixture of azines (5a,b and 6a,b), and these structures were definitely determined by crystallographic analyses of 5b and 6b.