Simple, novel preparation of unsymmetrical triacetylenes
作者:Mladen Ladika、Peter J. Stang
DOI:10.1039/c39810000459
日期:——
Base-initiated elimination of trifluoromethane-sulphonic aid from RCHC(OSO2CF3)CC–CCSiMe3 readily affords the unsymmetrical trialkynes R[CC]3SiMe3 or R[CC]3H.