Patent · US Expired

Stereoselective ring opening reactions

US5665890A · kind A · utility

66Cited by
22References
82Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 14, 1995
Grant dateSep 9, 1997
Priority date
Expiry dateMar 14, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C2601/16
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The present invention relates a process for stereoselective or regioselective chemical synthesis which generally comprises reacting a nucleophile and a chiral or prochiral cyclic substrate in the presence of a non-racemic chiral catalyst to produce a steroisomerically or regioselectively enriched product.

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