CH549562A - Procede de preparation de nouveaux 2,2-dimethyl steroides insatures. - Google Patents
Procede de preparation de nouveaux 2,2-dimethyl steroides insatures.Info
- Publication number
- CH549562A CH549562A CH135172A CH135172A CH549562A CH 549562 A CH549562 A CH 549562A CH 135172 A CH135172 A CH 135172A CH 135172 A CH135172 A CH 135172A CH 549562 A CH549562 A CH 549562A
- Authority
- CH
- Switzerland
- Prior art keywords
- preparing new
- dimethyl unsaturated
- unsaturated steroids
- steroids
- dimethyl
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- 150000003431 steroids Chemical class 0.000 title 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7103567A FR2124076B1 (enExample) | 1971-02-03 | 1971-02-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH549562A true CH549562A (fr) | 1974-05-31 |
Family
ID=9071316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH135172A CH549562A (fr) | 1971-02-03 | 1972-01-31 | Procede de preparation de nouveaux 2,2-dimethyl steroides insatures. |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5724360B1 (enExample) |
| BE (1) | BE778644A (enExample) |
| CA (1) | CA966120A (enExample) |
| CH (1) | CH549562A (enExample) |
| DE (1) | DE2204861C3 (enExample) |
| DK (1) | DK126778B (enExample) |
| FR (1) | FR2124076B1 (enExample) |
| GB (1) | GB1364362A (enExample) |
| NL (1) | NL174046C (enExample) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1519511A (fr) * | 1964-04-23 | 1968-04-05 | Roussel Uclaf | Dérivé estratriénique substitué et procédé de préparation |
| JPH1081766A (ja) * | 1996-09-05 | 1998-03-31 | Teijin Ltd | 二軸配向ポリエステルフイルム |
-
1971
- 1971-02-03 FR FR7103567A patent/FR2124076B1/fr not_active Expired
-
1972
- 1972-01-28 BE BE778644A patent/BE778644A/xx not_active IP Right Cessation
- 1972-01-31 CH CH135172A patent/CH549562A/fr not_active IP Right Cessation
- 1972-02-02 DE DE2204861A patent/DE2204861C3/de not_active Expired
- 1972-02-02 CA CA133,807A patent/CA966120A/en not_active Expired
- 1972-02-03 GB GB501972A patent/GB1364362A/en not_active Expired
- 1972-02-03 JP JP1192172A patent/JPS5724360B1/ja active Pending
- 1972-02-03 DK DK46572AA patent/DK126778B/da unknown
- 1972-02-03 NL NLAANVRAGE7201406,A patent/NL174046C/xx active Search and Examination
Also Published As
| Publication number | Publication date |
|---|---|
| NL174046B (nl) | 1983-11-16 |
| GB1364362A (en) | 1974-08-21 |
| DE2204861C3 (de) | 1980-12-04 |
| BE778644A (fr) | 1972-07-28 |
| JPS5724360B1 (enExample) | 1982-05-24 |
| CA966120A (en) | 1975-04-15 |
| NL174046C (nl) | 1984-04-16 |
| DK126778B (da) | 1973-08-20 |
| DE2204861B2 (de) | 1980-04-03 |
| FR2124076A1 (enExample) | 1972-09-22 |
| NL7201406A (enExample) | 1972-08-07 |
| DE2204861A1 (de) | 1972-08-17 |
| FR2124076B1 (enExample) | 1974-08-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |