Patent · US Expired

Chiral phosphorus compounds

US5488172A · kind A · utility

18Cited by
4References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 23, 1994
Grant dateJan 30, 1996
Priority date
Expiry dateAug 23, 2014

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J2531/827
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Novel chiral phosphorus compounds of the formula ##STR1## wherein R signifies lower alkyl, R.sup.1 signifies phenyl and R.sup.2 and R.sup.3 signify hydrogen or lower alkoxy, which are suitable in the form of complexes with a metal of Group VIII as catalysts for asymmetric hydrogenations and for enantioselective hydrogen displacements in prochiral allylic systems.

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