References
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- Brandsma , L. 1971 . Preparative Acetylenic Chemistry , Amsterdam : Elsevier . revised edition to appear in 1988.
- Burtner , R. R. and Gentry , R. E. 1960 . J. Org. Chem. , 25 : 582 for a procedure see ref [1a], p. 112.
- Skatteb⊘l , L. , Jones , E. R. H. and Whiting , M. C. 1963 . Org. Synth. Coll. Vol. , IV : 792
- Johnson , A. W. 1946 . Acetylenic Compounds , Vol. I , London : Edward Arnold Co. .