GB957220A - A novel steroid compound and processes for its preparation - Google Patents
A novel steroid compound and processes for its preparationInfo
- Publication number
- GB957220A GB957220A GB4668763A GB4668763A GB957220A GB 957220 A GB957220 A GB 957220A GB 4668763 A GB4668763 A GB 4668763A GB 4668763 A GB4668763 A GB 4668763A GB 957220 A GB957220 A GB 957220A
- Authority
- GB
- United Kingdom
- Prior art keywords
- preparation
- processes
- steroid compound
- novel steroid
- novel
- 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
- C07J71/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton is condensed with a heterocyclic ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J75/00—Processes for the preparation of steroids in general
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Steroid Compounds (AREA)
Abstract
The invention comprises 4#x-bromo-11b , 18-epoxy-20b -formyloxy-16a -methyl-5b -pregnan -3-one having the formula: <FORM:0957220/C2/1> and a process for the preparation thereof in which 11b , 18-epoxy-20b -formyloxy-16a -methyl-5b -pregnan-3-one is brominated e.g. with bromine in acetic acid.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR834359A FR1365260A (en) | 1960-07-29 | 1960-07-29 | New oxygenated steroid derivatives and method of preparation |
Publications (1)
Publication Number | Publication Date |
---|---|
GB957220A true GB957220A (en) | 1964-05-06 |
Family
ID=8736474
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2705561A Expired GB957219A (en) | 1960-07-29 | 1961-07-26 | New steroid compounds and processes for their preparation |
GB4668863A Expired GB957221A (en) | 1960-07-29 | 1961-07-26 | Novel steroid compounds and processes for their preparation |
GB4668763A Expired GB957220A (en) | 1960-07-29 | 1961-07-26 | A novel steroid compound and processes for its preparation |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2705561A Expired GB957219A (en) | 1960-07-29 | 1961-07-26 | New steroid compounds and processes for their preparation |
GB4668863A Expired GB957221A (en) | 1960-07-29 | 1961-07-26 | Novel steroid compounds and processes for their preparation |
Country Status (3)
Country | Link |
---|---|
CH (1) | CH400145A (en) |
FR (1) | FR1365260A (en) |
GB (3) | GB957219A (en) |
-
1960
- 1960-07-29 FR FR834359A patent/FR1365260A/en not_active Expired
-
1961
- 1961-07-11 CH CH808761A patent/CH400145A/en unknown
- 1961-07-26 GB GB2705561A patent/GB957219A/en not_active Expired
- 1961-07-26 GB GB4668863A patent/GB957221A/en not_active Expired
- 1961-07-26 GB GB4668763A patent/GB957220A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR1365260A (en) | 1964-07-03 |
GB957221A (en) | 1964-05-06 |
GB957219A (en) | 1964-05-06 |
CH400145A (en) | 1965-10-15 |
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