作者:Hannah E. Bartrum、David C. Blakemore、Christopher J. Moody、Christopher J. Hayes
DOI:10.1021/jo101783m
日期:2010.12.17
We have developed an in-flow process for the synthesis of beta-keto esters via the BF3 center dot OEt2-catalyzed formal C-H insertion of ethyl diazoacetate into aldehydes. The beta-keto esters were then condensed with a range of amidines to give a variety of 2,6-substituted pyrimidin-4-ols.