Synthesis of 4/5-pyrimidinylimidazoles via sequential functionalization of 2,4-dichloropyrimidine
申请人:Deng Xiaohu
公开号:US20070027319A1
公开(公告)日:2007-02-01
This invention relates to methods of making pyrimidinyl-substituted imidazole compounds by sequential substitution of the 4- and 2-chloro groups of 2,4-dichloropyrimidine, nucleophilic substitution to form pyrimidinylalkyne derivatives, oxidation to the corresponding 1,2-diketones, and cyclocondensation reactions.
这项发明涉及通过对2,4-二氯嘧啶的4-和2-氯基进行顺序取代,亲核取代形成嘧啶基炔衍生物,氧化成对应的1,2-二酮,以及环缩合反应制备嘧啶基取代咪唑化合物的方法。