- Alkynylation of alpha-halocarbonyl compounds--a stille-type cross-coupling for the formation of C(sp)-C(sp3) bonds under neutral conditions.
Alkynylation of alpha-halocarbonyl compounds--a stille-type cross-coupling for the formation of C(sp)-C(sp3) bonds under neutral conditions.
Chemical communications (Cambridge, England) (2007-09-12)
Wei Shi, Chao Liu, Zai Yu, Aiwen Lei
PMID17844740
摘要
A direct alkynylation of readily available alpha-halo esters and amides with high yields is described herein; a distinct switch from diyne formation to alkynylation products was attained under neutral conditions.
材料