Studies on Organic Sulfur Compounds. XIV. The Reaction of N-Alkoxy-carbonyl-N'-(2-thiazolyl) thioureas with Some Oxidants
作者:MITSUO NAGANO、MICHIKO OSHIGE、TAKESHI KINOSHITA、TAKASHI MATSUI、JUNZO TOBITSUKA、Kozo OYAMADA
DOI:10.1248/cpb.21.2408
日期:——
N-Alkoxycarbonyl-N'-(2-thiazolyl) thioureas were reacted with some oxidants, such as bromine, benzoyl peroxide, hypobromous acid and N-bromosuccinimide, to afford 2-alkoxycarbonylimino-thiazolo [3, 2-b] thiadiazolines (X). Furthermore, from the reaction mixtures of N-ethoxycarbonyl-N'-(2-thiazolyl) thiourea (12) with bromine in chloroform, N-ethoxycarbonylimino-thiazolo [3, 2-b] thiadiazoline hydrobromide monohydrate (14) was obtained, which was easily dehydrobrominated to form 2-ethoxycarbonylimino-thiazolo-[3, 2-b] thiadiazoline (13) by treatment with large quantities of water. This paper describes particularly in detail about the structures of 13 and 14.
N-烷氧羰基-N'-(2-噻唑基)硫脲与一些氧化剂反应,如溴、苯甲酰过氧化物、亚溴酸和N-溴苏氨酸,生成2-烷氧羰基亚氨基-噻唑并[3, 2-b]噻二唑啉(X)。此外,从N-乙氧羰基-N'-(2-噻唑基)硫脲(12)与溴在氯仿中的反应混合物中,得到了N-乙氧羰基亚氨基-噻唑并[3, 2-b]噻二唑啉溴化氢一水合物(14),该化合物在大量水处理下可以轻易去溴形成2-乙氧羰基亚氨基-噻唑并[3, 2-b]噻二唑啉(13)。本文特别详细地描述了13和14的结构。