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Synlett 2000; 2000(10): 1461-1463
DOI: 10.1055/s-2000-7625
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Enantioselective Allyltitanation. Synthesis of (+)-Sedamine

Janine Cossy* , Catherine Willis, Véronique Bellosta, Samir Bouzbouz
  • *Laboratoire de Chimie Organique associé au CNRS, ESPCI, 10 rue Vauquelin, 75231 Paris Cedex 05, France; Fax 33-1-40-79-46-60; E-mail: janine.cossy@espci.fr
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Publication Date:
31 December 2000 (online)

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A total synthesis of (+)-sedamine was accomplished from benzaldehyde in 11 steps with an overall yield of 20%, using two enantioselective allyltitanations and a ring-closing metathesis as the key steps.

enantioselective allylation - alkaloids - titanium - piperidines - (+)-sedamine