Synthesis and transformations of hydrazine substituted 6-fluoro derivatives of 1,3,4-thiadiazolo[3,2-a]pyrimidine
作者:Muhamadsho A. Kukaniev、Cyril Párkányi
DOI:10.1002/jhet.773
日期:2011.11
2‐Alkyl and 2‐arylhydrazine derivatives of 5H‐2‐R‐6‐fluoro‐7‐methyl‐1,3,4‐thiadiazolo[3,2‐a]pyrimidin‐5‐one were prepared by reaction of 5H‐2‐bromo‐6‐fluoro‐7‐methyl‐1,3,4‐thiadiazolo[3,2‐a]pyrimidin‐5‐one with hydrazine derivatives. A convenient procedure was developed for the preparation of new hydrazine derivatives of 5H‐2‐R‐6‐fluoro‐7‐methyl‐1,3,4‐thiadiazolo[3,2‐a]pyrimidin‐5‐one. J. Heterocyclic
通过5 H反应制备5 H -2-R-6-氟-7-甲基-1,3,4-噻二唑[3,2 - α ]嘧啶-5-酮的2-烷基和2-芳基肼衍生物-2-溴-6-氟-7-甲基1,3,4-噻二唑[3,2 - a ]嘧啶-5-1与肼衍生物。开发了一种方便的程序来制备5 H -2-R-6氟-7-甲基-1,3,4-噻二唑[3,2 - α ]嘧啶-5-酮的新肼衍生物。J.杂环化学。(2011)。