Methods of making cholic acid derivatives and starting materials therefor
US11384116B2 · kind B2 · utility
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17Claims
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Key dates
| Filing date | Aug 11, 2021 |
| Grant date | Jul 12, 2022 |
| Priority date | — |
| Expiry date | Aug 11, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07J21/006
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Methods of making cholic acid derivatives, particularly ursodeoxycholic acid, tauroursodeoxycholic acid, 7-ketolithocholic acid, obeticholic acid, their carboxylate salts and carboxylate esters, and starting materials and intermediates therefor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.