作者:Zhiyu Lei、Jianming Bao、Chen Cheng、Wensheng Yu、Bin Hu、Weichen Jin、Salman Jabri、Song Yang、Lianyun Zhao、Christopher J. Sinz、Joseph L. Duffy
DOI:10.1021/acs.joc.0c00722
日期:2020.6.5
A general and mild procedure for alkylation of 7-azaindazoles at the N7 position using alkyl halides in butanone is reported, which requires no additives such as acids or bases. The scope of the reaction regarding substituents on 7-azaindazoles and the alkyl electrophiles is presented.
据报道,使用丁酮中的烷基卤化物在N7位上进行7-氮杂吲唑烷基化的一般且温和的步骤,不需要任何添加剂,例如酸或碱。给出了关于7-氮杂吲唑和烷基亲电子试剂上的取代基的反应范围。