Alkynylation of α-halocarbonyl compounds—a Stille-type cross-coupling for the formation of C(sp)–C(sp<sup>3</sup>) bonds under neutral conditions
作者:Wei Shi、Chao Liu、Zai Yu、Aiwen Lei
DOI:10.1039/b703221h
日期:——
A direct alkynylation of readily available α-halo esters and amides with high yields is described herein; a distinct switch from diyne formation to alkynylation products was attained under neutral conditions.
CuI-catalyzed cross-coupling of diazoacetamide with terminal alkynes: an approach to synthesizing substituted dienamides and 3-butynamides
作者:Jian Li、Dong Ding、Li Liu、Jiangtao Sun
DOI:10.1039/c3ra44801k
日期:——
A cross-coupling reaction between diazoacetamide and terminal alkynes has been developed, which provides a practical synthetic strategy for the synthesis of substituted dienamides and 3-butynamides under mild reaction conditions.