ES357387A1 - Procedimiento para la preparacion de nuevos 16,17-(metilenosustituidos)-esteroides. - Google Patents
Procedimiento para la preparacion de nuevos 16,17-(metilenosustituidos)-esteroides.Info
- Publication number
- ES357387A1 ES357387A1 ES357387A ES357387A ES357387A1 ES 357387 A1 ES357387 A1 ES 357387A1 ES 357387 A ES357387 A ES 357387A ES 357387 A ES357387 A ES 357387A ES 357387 A1 ES357387 A1 ES 357387A1
- Authority
- ES
- Spain
- Prior art keywords
- steroids
- alpha
- introduction
- keto
- substituted methylene
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J53/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton has been modified by condensation with a carbocyclic rings or by formation of an additional ring by means of a direct link between two ring carbon atoms, including carboxyclic rings fused to the cyclopenta(a)hydrophenanthrene skeleton are included in this class
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Steroid Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB39169/67A GB1244604A (en) | 1967-08-25 | 1967-08-25 | Substituted methylene steroids and their preparation |
GB40116/67A GB1247335A (en) | 1967-08-25 | 1967-09-01 | Substituted methylene steroids and their preparation |
Publications (1)
Publication Number | Publication Date |
---|---|
ES357387A1 true ES357387A1 (es) | 1970-03-01 |
Family
ID=26264026
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES357387A Expired ES357387A1 (es) | 1967-08-25 | 1968-08-20 | Procedimiento para la preparacion de nuevos 16,17-(metilenosustituidos)-esteroides. |
Country Status (6)
Country | Link |
---|---|
US (1) | US3538130A (es) |
DE (1) | DE1793270A1 (es) |
ES (1) | ES357387A1 (es) |
FR (1) | FR1605323A (es) |
GB (2) | GB1244604A (es) |
NL (1) | NL6811817A (es) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3878228A (en) * | 1969-08-20 | 1975-04-15 | Merck Patent Gmbh | Steps for the preparation of 9{60 -fluoro-16-methylene-prednisolone or -prednisonone and 21-esters thereof |
US4232013A (en) * | 1977-12-03 | 1980-11-04 | Lark S.P.A. | 16,17-Pyrazolino- and 16,17-isopyrazolino-1,4-pregnadiene derivatives |
CZ191398A3 (cs) * | 1995-12-20 | 1998-11-11 | Schering Corporation | Způsob přípravy 9,11ß-epoxisteroidů |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH390912A (de) * | 1958-03-19 | 1965-04-30 | Merck & Co Inc | Verfahren zur Herstellung von 16-Alkyl-9a-halogen-11B,17a,21-trioxy-4-pregnen-3,20-dion-21-acylat-Verbindungen |
-
1967
- 1967-08-25 GB GB39169/67A patent/GB1244604A/en not_active Expired
- 1967-09-01 GB GB40116/67A patent/GB1247335A/en not_active Expired
-
1968
- 1968-08-19 NL NL6811817A patent/NL6811817A/xx unknown
- 1968-08-20 US US753887A patent/US3538130A/en not_active Expired - Lifetime
- 1968-08-20 ES ES357387A patent/ES357387A1/es not_active Expired
- 1968-08-23 DE DE19681793270 patent/DE1793270A1/de active Pending
- 1968-08-26 FR FR164201A patent/FR1605323A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1247335A (en) | 1971-09-22 |
NL6811817A (es) | 1969-02-27 |
GB1244604A (en) | 1971-09-02 |
DE1793270A1 (de) | 1972-02-17 |
FR1605323A (es) | 1974-08-02 |
US3538130A (en) | 1970-11-03 |
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