ES465198A1 - A procedure for the preparation of 3,20-dioxo-7alfa-halo-4-pregrees and -1,4-pregnadienes. (Machine-translation by Google Translate, not legally binding) - Google Patents
A procedure for the preparation of 3,20-dioxo-7alfa-halo-4-pregrees and -1,4-pregnadienes. (Machine-translation by Google Translate, not legally binding)Info
- Publication number
- ES465198A1 ES465198A1 ES465198A ES465198A ES465198A1 ES 465198 A1 ES465198 A1 ES 465198A1 ES 465198 A ES465198 A ES 465198A ES 465198 A ES465198 A ES 465198A ES 465198 A1 ES465198 A1 ES 465198A1
- Authority
- ES
- Spain
- Prior art keywords
- halo
- pregnadienes
- dioxo
- translation
- procedure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Abstract
A procedure for the preparation of 320-dioxo-7alpha-halo-4-pregnenes and -14-pregnadienes of the formula *** (See formula) where the dashed line at positions 12 indicates a single 12 or double bond 12; W is a group (HH) (lower Haloyl) (Halpha-OV1) or = CHT where V1 is a hydrogen atom or an acyl radical of retinoic acid or a carboxylic acid having up to 12 carbon atoms and T is a hydrogen fluorine atom or chlorine or a lower alcohol group. Q is a chlorine or bromine atom or an OV group in which V is a hydrogen atom or an acyl radical of a carboxylic acid having up to 12 carbon atoms or provided that W is a group (HH) or (Lower halo thread). (Machine-translation by Google Translate, not legally binding)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US75325676A | 1976-12-22 | 1976-12-22 | |
US05/753,257 US4076708A (en) | 1976-12-22 | 1976-12-22 | Process for the preparation of 7α-halogeno-3-oxo-4-dehydro steroids and novel 7α-halogeno derivatives produced thereby |
US05/848,856 US4124707A (en) | 1976-12-22 | 1977-11-07 | 7α-Halogeno-3,20-dioxo-1,4-pregnadienes, methods for their manufacture, their use as anti-inflammatory agents, and pharmaceutical formulations useful therefor |
GB51805/77A GB1575983A (en) | 1976-12-22 | 1977-12-13 | 7-halo-3,20-soxo-1,4-pregnadienes and -4-pregnenes and their preparation |
Publications (1)
Publication Number | Publication Date |
---|---|
ES465198A1 true ES465198A1 (en) | 1978-12-16 |
Family
ID=27449028
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES465198A Expired ES465198A1 (en) | 1976-12-22 | 1977-12-19 | A procedure for the preparation of 3,20-dioxo-7alfa-halo-4-pregrees and -1,4-pregnadienes. (Machine-translation by Google Translate, not legally binding) |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES465198A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116023425A (en) * | 2023-03-28 | 2023-04-28 | 南京师范大学 | Triamcinolone derivatives and medical application thereof |
-
1977
- 1977-12-19 ES ES465198A patent/ES465198A1/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116023425A (en) * | 2023-03-28 | 2023-04-28 | 南京师范大学 | Triamcinolone derivatives and medical application thereof |
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