57212-17-6Relevant articles and documents
Polyynes, IV. Synthesis of Unsymmetrically Substituted Diacetylenes via 1,1,2-Trichloro-1-alken-3-ynes
Himbert, Gerhard,Umbach, Hermann,Barz, Michael
, p. 661 - 667 (2007/10/02)
Phenylacetylene (1a) and 1-hexyne (1b) react with bromo(ethyl)magnesium and trichloroacetaldehyde to the corresponding acetylenic carbinols 2.Successive treatment of 2 with phosphorus pentachloride and triethylamine furnishes via the 1,1,1,2-tetrachloro-3