作者:Hai-Lei Cui、Fujie Tanaka
DOI:10.1039/c4ob01019a
日期:——
polysubstituted 3-acylpyrroles from readily available unsaturated ketones and N-substituted propargylated amines have been developed. An aza-Michael/alkyne carbocyclization cascade, by cooperative catalysis using pyrrolidine and a copper salt, followed by oxidation in situ gave 3-acylpyrroles, which were also transformed further to functionalized, highly substituted 3-acylpyrroles.
已经开发了从容易获得的不饱和酮和N-取代的炔丙基化胺一锅合成多取代的3-酰基吡咯。通过使用吡咯烷和铜盐的协同催化,然后原位氧化,再进行氮杂-迈克尔/炔碳环化级联反应,得到3-酰基吡咯,该3-酰基吡咯也被进一步转化为官能化的,高度取代的3-酰基吡咯。