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Synlett 2001; 2001(1): 0108-0110
DOI: 10.1055/s-2001-9726
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Microwave Enhanced Glaser Coupling Under Solvent Free Conditions

G. W. Kabalka* , L. Wang, R. M. Pagni
  • *Departments of Chemistry and Radiology, The University of Tennessee, Knoxville, Tennessee 37996-1600, USA; Fax (865)974-2997; E-mail: kabalka@utk.edu
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Publication Date:
31 December 2001 (online)

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A microwave enhanced, solvent free, Glaser coupling reaction has been developed. Self coupling of terminal alkynes on potassium fluoride-alumina in the presence of cupric chloride affords good yields of the corresponding diacetylenes.

Glaser coupling - microwave irradiation - terminal alkynes - potassium fluoride on alumina - cupric chloride