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Synlett 1994; 1994(11): 961-962
DOI: 10.1055/s-1994-23064
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Stereoselective Synthesis of Alkadienyl Trifluoromethyl Ketones by the Reaction of (2-Ethoxyvinyl) Trifluoromethyl Ketone with Alkenyldialkoxyboranes Activated by Trifluoroborane Etherate

Shoji Hara* , Noriyasu Kato, Ei-ichi Takada, Akira Suzuki
  • *Division of Molecular Chemistry, Graduate School of Engineering, Hokkaido University, Sapporo 060, Japan
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Publication Date:
22 March 2002 (online)

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Alkadienyl trifluoromethyl ketones (3) were stereoselectively prepared by the reaction of (2-ethoxyvinyl) trifluoromethyl ketone (2) with alkenyldialkoxyboranes (1) in the presence of trifluoroborane etherate.