C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 323/14 (2006.01) C07B 53/00 (2006.01) C07C 319/20 (2006.01) C07C 323/20 (2006.01)
Patent
CA 2209102
A process for producing optically active trans-vinyl sulfide alcohols represented by general formula (III), wherein R1 represents alkyl or aryl; which comprises reducing trans-vinyl sulfide ketones with a borane reducing agent in the presence of an optically active oxazaborolidine and an additive.
La présente invention concerne un procédé de production d'alcools de sulfures de transvinyle actifs sur le plan optique, représentés par la formule générale (III), dans laquelle R?1¿ représente alkyle ou aryle. Ce procédé comprend la réduction de cétones de sulfures de transvinyle avec un agent réducteur au borane, en présence d'une oxazaborolidine active sur le plan optique et d'un additif.
Imoto Masahiro
Inoue Hidekazu
Ishiguro Masaji
Nakatsuka Takashi
Sekiuchi Kazuto
Daiichi Asubio Pharma Co. Ltd.
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
Suntory Limited
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