作者:Bastrakov、Kruchinin、Kolyadina、Starosotnikov
DOI:10.1007/s11172-024-4251-5
日期:——
nitro-substituted [1,2,4]triazolo[1,5-a]pyrimidines based on oxidative cyclization of the corresponding nitropyrimidinyl hydrazones of aromatic aldehydes was developed. The reactions of 2-aryl-6-nitro-[1,2,4]triazolo[1,5-a]pyrimidines and their structural analogs (2-aryl-6,8-dinitro-[1,2,4]triazolo[1,5-a]pyridines) with different C-nucleophiles were studied. Nucleophilic addition to the pyridine and pyrimidine rings
开发了基于芳香醛相应硝基嘧啶基腙的氧化环化合成硝基取代的[1,2,4]三唑并[1,5-a]嘧啶。 2-芳基-6-硝基-[1,2,4]三唑并[1,5-a]嘧啶及其结构类似物(2-芳基-6,8-二硝基-[1,2,4]三唑)的反应研究了[1,5-a]吡啶)与不同的C-亲核试剂。在温和的无碱条件下对吡啶和嘧啶环进行亲核加成,得到新的稳定的1.5-二氢-[1,2,4]三唑并[1,5-a]-吡啶和1.5-二氢-[1,2, 4]三唑并[1,5-a]嘧啶的收率高达94%。