NL7000590A - Prepn of 9 alpha - 11 beta dichloro - steroids - Google Patents
Prepn of 9 alpha - 11 beta dichloro - steroidsInfo
- Publication number
- NL7000590A NL7000590A NL7000590A NL7000590A NL7000590A NL 7000590 A NL7000590 A NL 7000590A NL 7000590 A NL7000590 A NL 7000590A NL 7000590 A NL7000590 A NL 7000590A NL 7000590 A NL7000590 A NL 7000590A
- Authority
- NL
- Netherlands
- Prior art keywords
- alpha
- prepn
- steroids
- dichloro
- beta
- Prior art date
Links
Landscapes
- Steroid Compounds (AREA)
Abstract
9 alpha-11B-dichlorosteroids are prepd. by reacting a 9 alpha-unsubstd. 11B-hydroxysteroid with SOCl2 and Cl2, pref. in an inert solvent in the presence of tertiary amine at -10 degrees to +30 degrees C.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7000590A NL144599B (en) | 1970-01-15 | 1970-01-15 | PROCESS FOR THE PREPARATION OF 9,11-DICHLOOR STEROIDS. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7000590A NL144599B (en) | 1970-01-15 | 1970-01-15 | PROCESS FOR THE PREPARATION OF 9,11-DICHLOOR STEROIDS. |
Publications (2)
Publication Number | Publication Date |
---|---|
NL7000590A true NL7000590A (en) | 1971-07-19 |
NL144599B NL144599B (en) | 1975-01-15 |
Family
ID=19809096
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7000590A NL144599B (en) | 1970-01-15 | 1970-01-15 | PROCESS FOR THE PREPARATION OF 9,11-DICHLOOR STEROIDS. |
Country Status (1)
Country | Link |
---|---|
NL (1) | NL144599B (en) |
-
1970
- 1970-01-15 NL NL7000590A patent/NL144599B/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NL144599B (en) | 1975-01-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
V1 | Lapsed because of non-payment of the annual fee | ||
NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: SYNTEX |