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Synlett 1995; 1995(10): 1033-1034
DOI: 10.1055/s-1995-5186
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Tetraphenylphosphonium Hydrogendifluoride: A New Catalyst for Silyl-mediated Aldol Reaction and the Addition of Silylacetylenes to Carbonyl Compounds

Akemi Bohsako, Chiharu Asakura, Takayuki Shioiri*
  • *Faculty of Pharmaceutical Sciences, Nagoya City University, Tanabe-dori, Mizuho-ku, Nagoya 467, JAPAN, Fax 81 52 834 4172
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Publication Date:
31 December 2000 (online)

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Tetraphenylphosphonium hydrogendifluoride, Ph4P+HF2-, has proven to be an effective and convenient catalyst for both the aldol reaction of enol silyl ethers with carbonyl compounds and the Grignard-type addition reaction of silylacetylenes to carbonyl compounds.

tetraphenylphosphonium hydrogendifluoride - silyl-mediated aldol reaction - addition - silylacetylene - carbonyl compound

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