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Synlett 1993; 1993(2): 141-142
DOI: 10.1055/s-1993-22380
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Efficient Catalysis of Acidic Montmorillonite on Addition of Silyl Ketene Acetal to Imine

Makoto Onaka* , Ryosuke Ohno, Narutoshi Yanagiya, Yusuke Izumi
  • *Department of Applied Chemistry, Faculty of Engineering, Nagoya University, Chikusa, Nagoya 464, Japan
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Publication Date:
19 March 2002 (online)

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Strongly acidic clay montmorillonite was found to be an excellent catalyst for additions of silyl ketene acetals to imines. Comparison was also made of catalysis between the clay and trimethylsilyl triflate.