1.
Org Lett
; 4(19): 3199-202, 2002 Sep 19.
Article
in English
| MEDLINE
| ID: mdl-12227748
ABSTRACT
A modification of the Sonogoshira coupling reaction employing an amidine base and a substoichiometric amount of water generates symmetrical and unsymmetrical bisarylethynylenes in one pot through in situ deprotection of trimethylsilylethynylene-added intermediates.