Synthesis of trifluoromethyltriazoles from trifluoroacetohydrazonoyl bromide

…, O Honda, K Minoguchi, K Mitsuhashi

Index: Tanaka, Kiyoshi; Honda, Osamu; Minoguchi, Kazumi; Mitsuhashi, Keiryo Journal of Heterocyclic Chemistry, 1987 , vol. 24, p. 1391 - 1396

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Citation Number: 17

Abstract

Abstract N-Phenyltrifluoroacetohydrazonoyl bromide (1) reacted with potassium isothiocyanate and isocyanate to give 5-imino-4-phenyl-2-trifluoromethyl-δ 2-1, 3, 4- thiadiazoline and 1-phenyl-3-trifluoromethyl-δ 2-1, 2, 4-triazolin-5-one, respectively. On treatment with several types of cumulative double bonds such as alkyl isothiocyanate, isocyanate, and carbodiimide, 1 afforded regioselectively the corresponding ...

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