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■ Synthesis of 2-Amino-1,3-selenazoles by Reaction of N,N-Unsubstituted Selenoureas with α,β-Unsaturated Aldehydes

Mamoru Koketsu,* Koichi Kanoh, and Hideharu Ishihara*

*Division of Instrumental Analysis, Life Science Research Center, Gifu University, 1-1 Yanagito, Gifu, Gifu 501-1193, Japan

Abstract

2-Dialkylamino-1,3-selenazoles were obtained by the reaction of N,N-unsubstituted selenoureas with α,β-unsaturated aldehydes in alcohol in the presence of ferric chloride at room temperature.