Synthesis 1985; 1985(10): 962-963
DOI: 10.1055/s-1985-31403
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The Preparation of Unsymmetrical Diacetylenes from Alkenynyl Triflates

Peter J. Stang* , Vandana Dixit
  • *Chemistry Department, University of Utah, Salt Lake City, Utah 84 112, USA
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Publication History

Publication Date:
27 September 2002 (online)

Alkenynyl triflates 5 (alkynylvinyl trifluoromethanesulfonates) are readily converted into unsymmetrical diacetylenes 6 in good yields by the base-initiated elimination of trifluoromethanesulfonic acid.