Patent · US Expired

Hydrogenation

US5618970A · kind A · utility

1Cited by
4References
22Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 7, 1996
Grant dateApr 8, 1997
Priority date
Expiry dateMar 7, 2016

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/55
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Compounds of formula ##STR1## where R is 5-indanyl or a carboxylic acid protecting group, or an amine salt thereof, are prepared by hydrogenating an (E)-allylic ether of formula ##STR2## in the presence of a stereoselective rhodium or ruthenium biphosphine catalyst and a protic solvent.

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