New and Convenient Syntheses of Anhydro-2-alkyl-3-iminothiazolo-[3,2-a]pyridinium Hydroxide Derivatives
作者:Derek H.R Barton、Wansheng Liu*
DOI:10.1016/s0040-4039(97)00415-2
日期:1997.4
The 2-alkyl derivatives of anhydro-3-trifluoroacetyliminothiazolo[3,2-a]pyridinium hydroxide were synthesized in quantitative yield by treatment of either 2-(pyridine-2-thiyl)-carboxamides or the corresponding nitriles with trifluoroacetic anhydride in dichloromethane. © 1997 Elsevier Science Ltd.
通过用
二氯甲烷中的
三氟乙酸酐处理2-(
吡啶-2-
噻吩基)甲酰胺或相应的腈,以定量收率合成了脱
水-3-三
氟乙酰基亚
氨基
噻唑并[3,2- a ]
吡啶鎓的2-烷基衍
生物。©1997爱思唯尔科学有限公司。