DK165410C - Fremgangsmaade til fremstilling af delta 5,7-steroider - Google Patents

Fremgangsmaade til fremstilling af delta 5,7-steroider

Info

Publication number: DK165410C
Authority: DK; Denmark
Prior art keywords: alkanol; optionally; esterified; steroids; delta
Prior art date: 1982-01-14

Application number

DK009083A

Other languages

English (en)

Other versions

DK9083D0 (da

DK9083A (da

DK165410B (da

Inventor

Menso Pieter Rappoldt

Louis Ferdinand Pauli

Jan Hoogendoorn

Original Assignee

Duphar Int Res

Priority date (The priority date 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 date listed.)

1982-01-14

Filing date

1983-01-11

Publication date

1993-04-13

1983-01-11 Application filed by Duphar Int Res filed Critical Duphar Int Res

1983-01-11 Publication of DK9083D0 publication Critical patent/DK9083D0/da

1983-07-15 Publication of DK9083A publication Critical patent/DK9083A/da

1992-11-23 Publication of DK165410B publication Critical patent/DK165410B/da

1993-04-13 Application granted granted Critical

1993-04-13 Publication of DK165410C publication Critical patent/DK165410C/da

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)

DK009083A 1982-01-14 1983-01-11 Fremgangsmaade til fremstilling af delta 5,7-steroider DK165410C (da)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
NL8200128		1982-01-14
NL8200128		1982-01-14

Publications (4)

Publication Number	Publication Date
DK9083D0 DK9083D0 (da)	1983-01-11
DK9083A DK9083A (da)	1983-07-15
DK165410B DK165410B (da)	1992-11-23
DK165410C true DK165410C (da)	1993-04-13

Family

ID=19839079

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK009083A DK165410C (da)	1982-01-14	1983-01-11	Fremgangsmaade til fremstilling af delta 5,7-steroider

Country Status (9)

Country	Link
US (1)	US4464298A (da)
EP (1)	EP0084199B1 (da)
JP (1)	JPS58124800A (da)
AT (1)	ATE26840T1 (da)
CA (1)	CA1192184A (da)
DE (1)	DE3276168D1 (da)
DK (1)	DK165410C (da)
ES (1)	ES518921A0 (da)
IL (1)	IL67658A0 (da)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
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
DE3854089T2 (de) *	1988-07-05	1995-11-02	Kuraray Co	Steroid-verbindungen.
KR20010043558A (ko)	1998-05-13	2001-05-25	한센 핀 베네드, 안네 제헤르, 웨이콥 마리안느	감수분열 조절 화합물
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)

* Cited by examiner, † Cited by third party
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
JPS51122055A (en) *	1975-04-14	1976-10-25	Teijin Ltd	A process for isolating 7- dehydtocholesterol
JPS51122053A (en) *	1975-04-14	1976-10-25	Teijin Ltd	A process for preparing 3beta - hydroxycholesta-5,7-diene
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 AT AT82201676T patent/ATE26840T1/de not_active IP Right Cessation
- 1982-12-30 EP EP82201676A patent/EP0084199B1/en not_active Expired
- 1982-12-30 DE DE8282201676T patent/DE3276168D1/de not_active Expired
1983
- 1983-01-11 DK DK009083A patent/DK165410C/da not_active IP Right Cessation
- 1983-01-11 IL IL67658A patent/IL67658A0/xx 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
JPS58124800A (ja)	1983-07-25
EP0084199A1 (en)	1983-07-27
IL67658A0 (en)	1983-05-15
EP0084199B1 (en)	1987-04-29
JPH037678B2 (da)	1991-02-04
DK9083D0 (da)	1983-01-11
US4464298A (en)	1984-08-07
DE3276168D1 (en)	1987-06-04
ATE26840T1 (de)	1987-05-15
ES8400753A1 (es)	1983-11-01
CA1192184A (en)	1985-08-20
DK9083A (da)	1983-07-15
ES518921A0 (es)	1983-11-01
DK165410B (da)	1992-11-23

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Legal Events

Date	Code	Title	Description
2003-01-27	PUP	Patent expired