Process for the production of lipoic acid
US6140512A · kind A · utility
5Cited by
1References
5Claims
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Key dates
| Filing date | May 12, 1999 |
| Grant date | Oct 31, 2000 |
| Priority date | — |
| Expiry date | May 12, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P39/02
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A process for the preparation of lipolic acid (thioctic acid), or a derivative thereof, is one in which a 2-substituted cyclohexanone is transformed in an oxidation reaction to a lactone having formula (I), wherein X is a heteroatom substituent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.