作者:Doris Riether、Christian Harcken、Yancey Ward、David Thomson
DOI:10.1055/s-2005-922753
日期:——
The DBU-mediated cyclization of ortho-(Boc-amino)alkynyl pyridines. -pyridazines, -pyrimidines and -pyrazines efficiently generates azaindoles and diazaindoles, respectively. The reaction proceeds under mild conditions and in high yields. A variety of functional groups are tolerated.
DBU 介导的邻(Boc-氨基)炔基吡啶环化。-哒嗪、-嘧啶和-吡嗪分别有效地生成氮杂吲哚和二氮杂吲哚。该反应在温和的条件下以高产率进行。可以容忍多种官能团。