JPS4897863A - - Google Patents
Info
- Publication number
- JPS4897863A JPS4897863A JP3741272A JP3741272A JPS4897863A JP S4897863 A JPS4897863 A JP S4897863A JP 3741272 A JP3741272 A JP 3741272A JP 3741272 A JP3741272 A JP 3741272A JP S4897863 A JPS4897863 A JP S4897863A
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J5/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J75/00—Processes for the preparation of steroids in general
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH281872A CH529739A (en) | 1972-02-28 | 1972-02-28 | 11,16,17,21-tetrahydroxy-3,20-diketo-1,4-pregnadienes prepn - - from cpds without 16-hydroxy grp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4897863A true JPS4897863A (en) | 1973-12-13 |
| JPS5616799B2 JPS5616799B2 (en) | 1981-04-18 |
Family
ID=4242267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3741272A Expired JPS5616799B2 (en) | 1972-02-28 | 1972-04-15 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS5616799B2 (en) |
| CH (1) | CH529739A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH638226A5 (en) * | 1977-03-21 | 1983-09-15 | Schering Ag | Derivatives of 9-fluoroprednisolone |
-
1972
- 1972-02-28 CH CH281872A patent/CH529739A/en not_active IP Right Cessation
- 1972-04-15 JP JP3741272A patent/JPS5616799B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5616799B2 (en) | 1981-04-18 |
| CH529739A (en) | 1972-10-31 |