Patent · US Expired

Microbiological hydroxylation process of quinine, quinidine and derivatives thereof

US4996149A · kind A · utility

6Cited by
0References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 21, 1987
Grant dateFeb 26, 1991
Priority date
Expiry dateMay 21, 2007

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S435/931
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

A process for the regiospecific and stereospecific hydroxylation of quinine, quinidine and their derivatives, in position 3S, is characterized by the use of certain microorganisms being reacted on the compound to be hydroxylated.

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