Ft. Luo et Rt. Wang, A NOVEL SYNTHESIS OF CYANOALKYNES VIA IODIDE-CATALYZED CYANATION OF TERMINAL ACETYLENES WITH CUPROUS CYANIDE, Tetrahedron letters, 34(37), 1993, pp. 5911-5914
Cyanoalkynes were synthesized in fair to good yields from terminal ace
tylenes and cuprous cyanide in the presence of trimethylsilyl chloride
, water, catalytic amount of sodium iodide, and CH3CN in DMSO at 50-de
grees-C.