Kabalka George W, Yao Min-Liang, Borella Scott
Department of Chemistry, The University of Tennessee, Knoxville, Tennessee 37996-1600, USA.
Org Lett. 2006 Mar 2;8(5):879-81. doi: 10.1021/ol052957i.
The reaction of alkynylboron dihalides with benzylic, allylic, and propargylic alcohols provides an efficient route to internal acetylenes. Isomerization of the product alkynes does not occur under the reaction conditions.