作者:Marc A. Labroli、Michael P. Dwyer、Cory Poker、Kerry M. Keertikar、Randall Rossman、Timothy J. Guzi
DOI:10.1016/j.tetlet.2016.04.102
日期:2016.6
This Letter describes the development of a convergent, efficient route to the CHK1 inhibitor MK-8776. This synthetic approach relies upon the cyclization of a bispyrazole adduct 10 with a optically pure β-keto nitrile 9 to construct the pyrazolo[1,5-a]pyrimidine scaffold in a single step.
这封信描述了向CHK1抑制剂MK-8776汇聚,高效途径的发展。该合成方法依赖于双吡唑加合物10与光学纯的β-酮腈9的环化,以一步构建吡唑并[1,5- a ]嘧啶骨架。