21-Esters of steroidal-21-aldehyde hydrates and 21-aldehyde hemiacetals and methods of preparation
US3996358A · kind A · utility
0Cited by
2References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 7, 1975 |
| Grant date | Dec 7, 1976 |
| Priority date | — |
| Expiry date | Jul 7, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07J7/008
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
21-Esters of 21-aldehyde hydrates and 21-aldehyde hemiacetals of steroids of the corticoid series are prepared from the corresponding 21-hydroxy steroids and have utility as antiinflammatory agents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.