Patent · US Expired

Catalytic asymmetric reduction of ketones using metal catalysts

US5227538A · kind A · utility

12Cited by
1References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 14, 1991
Grant dateJul 13, 1993
Priority date
Expiry dateNov 14, 2011

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07B2200/07
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process is provided for the catalytic asymmetric reduction of ketones to provide alcohol reaction products which are enriched in one enantiomer. The asymmetric reduction is accomplished utilizing an achiral metal precatalyst in combination with an optically active additive.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.