作者:Amal Al-Azmi、Brian L. Booth、Robin G. Pritchard、Fernanda J. R. P. Proença
DOI:10.1039/b009804n
日期:——
Formation of highly functionalised 5-amino-6-ethoxy-2-alkylpyrimidine-4-carbonitriles has been shown to occur by simply refluxing in ethanol the N-(2-ammonio-1,2-dicyanovinyl)alkylamide chloride or, under acid catalysis conditions, N-(2-amino-1,2-dicyanovinyl)acetamide derivatives, which are readily prepared from diaminomaleodinitrile.
在乙醇中简单地回流 N-(2-氨-1,2-二氰基乙烯基)烷基酰胺氯化物,或在酸催化条件下回流 N-(2-氨-1,2-二氰基乙烯基)乙酰胺衍生物,就能形成高度官能化的 5-氨基-6-乙氧基-2-烷基嘧啶-4-甲腈,这些衍生物很容易从二氨基马来腈中制备出来。