ATE26840T1 - Verfahren zur herstellung von delta 5,7 steroiden. - Google Patents
Verfahren zur herstellung von delta 5,7 steroiden.Info
- Publication number
- ATE26840T1 ATE26840T1 AT82201676T AT82201676T ATE26840T1 AT E26840 T1 ATE26840 T1 AT E26840T1 AT 82201676 T AT82201676 T AT 82201676T AT 82201676 T AT82201676 T AT 82201676T AT E26840 T1 ATE26840 T1 AT E26840T1
- Authority
- AT
- Austria
- Prior art keywords
- alkanol
- optionally
- esterified
- steroids
- delta
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J21/00—Normal steroids containing carbon, hydrogen, halogen or oxygen having an oxygen-containing hetero ring spiro-condensed with the cyclopenta(a)hydrophenanthrene skeleton
- C07J21/005—Ketals
- C07J21/006—Ketals at position 3
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J9/00—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of more than two carbon atoms, e.g. cholane, cholestane, coprostane
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Steroid Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8200128 | 1982-01-14 | ||
EP82201676A EP0084199B1 (de) | 1982-01-14 | 1982-12-30 | Verfahren zur Herstellung von delta 5,7 Steroiden |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE26840T1 true ATE26840T1 (de) | 1987-05-15 |
Family
ID=19839079
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT82201676T ATE26840T1 (de) | 1982-01-14 | 1982-12-30 | Verfahren zur herstellung von delta 5,7 steroiden. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4464298A (de) |
EP (1) | EP0084199B1 (de) |
JP (1) | JPS58124800A (de) |
AT (1) | ATE26840T1 (de) |
CA (1) | CA1192184A (de) |
DE (1) | DE3276168D1 (de) |
DK (1) | DK165410C (de) |
ES (1) | ES518921A0 (de) |
IL (1) | IL67658A0 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1241947A (en) * | 1985-05-31 | 1988-09-13 | Pierre R. Proulx | Conjugated polyene sterol derivatives as membrane probes |
US5112998A (en) * | 1987-03-30 | 1992-05-12 | Kuraray Co., Ltd. | Pregnane derivatives and processes for production thereof |
WO1990000560A1 (fr) * | 1988-07-05 | 1990-01-25 | Kuraray Co., Ltd. | Composes steroidiques |
IL139241A0 (en) | 1998-05-13 | 2001-11-25 | Novo Nordisk As | Meiosis regulating compounds |
CN101486748B (zh) * | 2008-01-15 | 2011-11-02 | 浙江新和成股份有限公司 | 一种5,7-双烯胆固醇酯的制备方法 |
WO2013078575A1 (zh) * | 2011-12-02 | 2013-06-06 | 台州市海盛化工有限公司 | 5,7-孕甾二烯-3,20-二酮-二乙二缩酮新的制备方法 |
CN104237417B (zh) * | 2014-09-30 | 2017-06-23 | 华润紫竹药业有限公司 | 一种地屈孕酮中间体的分析方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3032562A (en) * | 1961-02-08 | 1962-05-01 | Nopco Chem Co | Process for the recovery of 7-dehydrosterols |
JPS51122053A (en) * | 1975-04-14 | 1976-10-25 | Teijin Ltd | A process for preparing 3beta - hydroxycholesta-5,7-diene |
JPS51122055A (en) * | 1975-04-14 | 1976-10-25 | Teijin Ltd | A process for isolating 7- dehydtocholesterol |
JPS51122054A (en) * | 1975-04-14 | 1976-10-25 | Teijin Ltd | A method for preparing 7- dehydrocholesterol |
US4026882A (en) * | 1976-03-08 | 1977-05-31 | Hoffmann-La Roche Inc. | Syntheses of 3,24R,25- and 3,24S,25-trihydroxy-5,7-cholestadiene 24,25-ketals and alkanoyl derivatives thereof |
US4116985A (en) * | 1976-07-26 | 1978-09-26 | The Upjohn Company | Novel method for preparing cholesta-5,7-diene 3β,25-diol and derivatives thereof |
-
1982
- 1982-12-30 DE DE8282201676T patent/DE3276168D1/de not_active Expired
- 1982-12-30 AT AT82201676T patent/ATE26840T1/de not_active IP Right Cessation
- 1982-12-30 EP EP82201676A patent/EP0084199B1/de not_active Expired
-
1983
- 1983-01-11 IL IL67658A patent/IL67658A0/xx not_active IP Right Cessation
- 1983-01-11 DK DK009083A patent/DK165410C/da not_active IP Right Cessation
- 1983-01-11 US US06/457,191 patent/US4464298A/en not_active Expired - Lifetime
- 1983-01-11 CA CA000419223A patent/CA1192184A/en not_active Expired
- 1983-01-12 ES ES518921A patent/ES518921A0/es active Granted
- 1983-01-13 JP JP58004066A patent/JPS58124800A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
EP0084199B1 (de) | 1987-04-29 |
JPS58124800A (ja) | 1983-07-25 |
ES8400753A1 (es) | 1983-11-01 |
DE3276168D1 (en) | 1987-06-04 |
CA1192184A (en) | 1985-08-20 |
EP0084199A1 (de) | 1983-07-27 |
JPH037678B2 (de) | 1991-02-04 |
DK9083A (da) | 1983-07-15 |
DK165410C (da) | 1993-04-13 |
DK165410B (da) | 1992-11-23 |
US4464298A (en) | 1984-08-07 |
ES518921A0 (es) | 1983-11-01 |
DK9083D0 (da) | 1983-01-11 |
IL67658A0 (en) | 1983-05-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
REN | Ceased due to non-payment of the annual fee |