Synthesis of pyrimidines from 2-trichloromethyl-4-dimethylamino-1,3-diaza-1,3-butadienes and electron deficient acetylenes
作者:Angel Guzmán、Moisés Romero、Francisco X. Talamás、Joseph M. Muchowski
DOI:10.1016/s0040-4039(00)92660-1
日期:1992.6
2-Trichloromethyl-4-dimethylamino-1,3-diaza-1,3-butadienes(3), prepared from trichloroacetamidine(1) and amide acetals 2, readily react with electron deficient acetylenes 4 to give 2-trichloromethylpyrimidines 5.