TW343976B - 17-substituted steroids useful in cancer treatment - Google Patents
17-substituted steroids useful in cancer treatmentInfo
- Publication number
- TW343976B TW343976B TW082102024A TW82102024A TW343976B TW 343976 B TW343976 B TW 343976B TW 082102024 A TW082102024 A TW 082102024A TW 82102024 A TW82102024 A TW 82102024A TW 343976 B TW343976 B TW 343976B
- Authority
- TW
- Taiwan
- Prior art keywords
- androst
- ene
- androstan
- dien
- androsta
- Prior art date
Links
Landscapes
- Steroid Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
A compound of the formula (I) (formula I) in which R represents a hydrogen atom or an alkyl group of 1-4 carbon atoms, in the form of the free bases or pharmaceutically acceptable acid addition salts, but excluding 3β-methoxy-17-(3-pyridyl)-5α-androst-16-ene; X represents the residue selected from the group consisting of androstan-3α- or 3β-ol, androst-5-en-3α- or 3β-ol, androst-4-en-3-one, androst-2-ene, androst-4-ene, androst-5-ene, androsta-5,7-dien-3α or 3β-ol, androsta-1,4-dien-3-one, androsta-3,5-dien, estra-1,3,5[10]-triene, estra-1,3,5[10]-trien-3-ol, 5α-androstan-3-one, androst-4-ene-3,11-dione, 6-fluoroandrost-4-ene-3-one, androstan-4-ene-3,6-dione, androstan-3,5-dien-3-ol, each of which, where structurally permissible, can be further derivatised in one or more of the following ways: to form 3-esters to form 3-oximes to form desoxy derivatives to have one or more hydroxy, halo, trifluoro-methyl, C1-4 -acyloxy, oxo substituents in the A, B, or C-ring.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB929207057A GB9207057D0 (en) | 1992-03-31 | 1992-03-31 | Steroids |
Publications (1)
Publication Number | Publication Date |
---|---|
TW343976B true TW343976B (en) | 1998-11-01 |
Family
ID=10713204
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW082102024A TW343976B (en) | 1992-03-31 | 1993-03-19 | 17-substituted steroids useful in cancer treatment |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB9207057D0 (en) |
TW (1) | TW343976B (en) |
-
1992
- 1992-03-31 GB GB929207057A patent/GB9207057D0/en active Pending
-
1993
- 1993-03-19 TW TW082102024A patent/TW343976B/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB9207057D0 (en) | 1992-05-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK4A | Expiration of patent term of an invention patent |