A General Palladium-Catalyzed Method for Alkylation of Heteroarenes Using Secondary and Tertiary Alkyl Halides
作者:Xiaojin Wu、Jessica Wei Ting See、Kai Xu、Hajime Hirao、Julien Roger、Jean-Cyrille Hierso、Jianrong Steve Zhou
DOI:10.1002/anie.201408355
日期:2014.12.1
general alkylation of heterocycles using a simple palladium catalyst is reported. Most classes of heterocycles, including indoles and pyridines, efficiently coupled with unactivated secondary and tertiary alkyl halides. An alkyl radical addition to neutral heteroarenes is most likely involved.
报道了使用简单的钯催化剂的杂环的一般烷基化。包括吲哚和吡啶在内的大多数杂环均与未活化的仲和叔烷基卤化物有效偶联。最可能涉及中性杂芳烃上的烷基加成。