CH576489A5 - - Google Patents
Info
- Publication number
- CH576489A5 CH576489A5 CH557973A CH557973A CH576489A5 CH 576489 A5 CH576489 A5 CH 576489A5 CH 557973 A CH557973 A CH 557973A CH 557973 A CH557973 A CH 557973A CH 576489 A5 CH576489 A5 CH 576489A5
- Authority
- CH
- Switzerland
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
- C07J71/0005—Oxygen-containing hetero ring
- C07J71/0026—Oxygen-containing hetero ring cyclic ketals
- C07J71/0031—Oxygen-containing hetero ring cyclic ketals at positions 16, 17
-
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US24525372A | 1972-04-18 | 1972-04-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH576489A5 true CH576489A5 (en:Method) | 1976-06-15 |
Family
ID=22925932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH557973A CH576489A5 (en:Method) | 1972-04-18 | 1973-04-18 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3728338A (en:Method) |
| JP (1) | JPS4914469A (en:Method) |
| AU (1) | AU467486B2 (en:Method) |
| BE (1) | BE798327A (en:Method) |
| CA (1) | CA990278A (en:Method) |
| CH (1) | CH576489A5 (en:Method) |
| DE (1) | DE2319760A1 (en:Method) |
| ES (1) | ES413812A1 (en:Method) |
| FR (1) | FR2182980B1 (en:Method) |
| GB (1) | GB1371319A (en:Method) |
| SE (1) | SE380811B (en:Method) |
| ZA (1) | ZA732625B (en:Method) |
-
1972
- 1972-04-18 US US00245253A patent/US3728338A/en not_active Expired - Lifetime
-
1973
- 1973-04-17 BE BE130105A patent/BE798327A/xx unknown
- 1973-04-17 AU AU54586/73A patent/AU467486B2/en not_active Expired
- 1973-04-17 ZA ZA732625A patent/ZA732625B/xx unknown
- 1973-04-17 SE SE7305433A patent/SE380811B/xx unknown
- 1973-04-17 GB GB1842573A patent/GB1371319A/en not_active Expired
- 1973-04-17 ES ES413812A patent/ES413812A1/es not_active Expired
- 1973-04-17 CA CA168,904A patent/CA990278A/en not_active Expired
- 1973-04-17 FR FR7313950A patent/FR2182980B1/fr not_active Expired
- 1973-04-17 JP JP48042775A patent/JPS4914469A/ja active Pending
- 1973-04-18 DE DE2319760A patent/DE2319760A1/de active Pending
- 1973-04-18 CH CH557973A patent/CH576489A5/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| GB1371319A (en) | 1974-10-23 |
| BE798327A (fr) | 1973-10-17 |
| ZA732625B (en) | 1974-05-29 |
| JPS4914469A (en:Method) | 1974-02-07 |
| AU5458673A (en) | 1974-10-17 |
| US3728338A (en) | 1973-04-17 |
| DE2319760A1 (de) | 1973-10-31 |
| AU467486B2 (en) | 1975-12-04 |
| SE380811B (sv) | 1975-11-17 |
| FR2182980A1 (en:Method) | 1973-12-14 |
| FR2182980B1 (en:Method) | 1976-05-14 |
| ES413812A1 (es) | 1976-01-16 |
| CA990278A (en) | 1976-06-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |