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Communication | Special issue | Vol 15, No. 2, 1981, pp.747-752
Published online, 1st January, 1970
DOI: 10.3987/S-1981-02-0747
Palladium-promoted Formation of Azepines from 1-Aminohexatrienyl System

Sumiko Hatano, Masumi Saruwatari, Kazuaki Isomura, and Hiroshi Taniguchi*

*Department of Applied Chemistry, Faculty of Engineering, Kyushu University, 6-10-1 Hakozaki, Higashi-ku, Fukuoka 812-8581, Japan

Abstract

Treatment of ethyl α-amino-β-(3-alkenylbenzofuran-2-yl)acrylate (1-aminohexatrienyl system) with PdCl2(PhCN)2 in the presence of Na2CO3 caused a selective cyclization of the amino group to the terminal carbon of the alkenyl group forming azepines.