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Synlett 1998; 1998(9): 989-990
DOI: 10.1055/s-1998-3139
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Desymmetrization Reactions on 4-Pyridone Using Carbohydrate Templates

Markus Follmann* , Horst Kunz
  • *Institut für Organische Chemie, Universität Mainz, D-55099 Mainz, Germany; Fax + 49(0)6131 39 47 86; E-mail: hokunz@goofy.zdv.uni-mainz.de
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Publication Date:
31 December 2000 (online)

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After activating O-silylation, O-pivaloylated N-d-galactopyranosylpyrid-4-ones and N-l-arabinopyranosylpyrid-4-ones react with Grignard reagents to give 2-substituted 5,6-dehydropiperid-4-ones with good to high diastereoselectivity.

desymmetrization reaction - 4-pyridone - carbohydrate auxiliary - enantiomeric pure piperidinones