Microbiological hydroxylation process of quinine, quinidine and derivatives thereof
US4996149A · kind A · utility
6Cited by
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5Claims
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Key dates
| Filing date | May 21, 1987 |
| Grant date | Feb 26, 1991 |
| Priority date | — |
| Expiry date | May 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.