Yuzuru Masuda, Masayuki Hoshi and Akira Arase
J. Chem. Soc., Chem. Commun., 1991, 748-749
DOI:
10.1039/C39910000748,
Paper
Terminal alkynes are converted into (E)-1-cyanoalk-1-enes in good yields via hydroboration followed by reaction with copper(I) cyanide and copper(II) acetate in the presence of a small amount of water, in hexamethylphosphoric triamide.
