Synthesis of polysubstituted 5-aminopyrimidines from α-azidovinyl ketones and amidines
作者:Miao Hu、Jianwei Wu、Yaohong Zhang、Fangli Qiu、Yongping Yu
DOI:10.1016/j.tet.2011.01.062
日期:2011.4
A simple and direct synthesis of polysubstituted 5-aminopyrimidines from α-azidovinyl ketones and amidines in the present of base was developed. The reactions were performed under mild conditions in good to excellent yields. Additionally a possible mechanism of 1,4-Michael addition is proposed.
在碱的存在下,由α-叠氮乙烯基酮和am简单而直接地合成了多取代的5-氨基嘧啶。反应在温和的条件下以良好至优异的产率进行。另外,提出了1,4-迈克尔加成的可能机理。