FR2281766B1 - - Google Patents

Info

Publication number
FR2281766B1
FR2281766B1 FR7524933A FR7524933A FR2281766B1 FR 2281766 B1 FR2281766 B1 FR 2281766B1 FR 7524933 A FR7524933 A FR 7524933A FR 7524933 A FR7524933 A FR 7524933A FR 2281766 B1 FR2281766 B1 FR 2281766B1
Authority
FR
France
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.)
Expired
Application number
FR7524933A
Other versions
FR2281766A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer Pharma AG
Original Assignee
Schering AG
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.)
Filing date
Publication date
Application filed by Schering AG filed Critical Schering AG
Publication of FR2281766A1 publication Critical patent/FR2281766A1/fr
Application granted granted Critical
Publication of FR2281766B1 publication Critical patent/FR2281766B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J1/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, not substituted in position 17 beta by a carbon atom, e.g. estrane, androstane
    • C07J1/0051—Estrane derivatives
    • C07J1/0062—Estrane derivatives substituted in position 17 alfa not substituted in position 17 beta
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J17/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, having an oxygen-containing hetero ring not condensed with the cyclopenta(a)hydrophenanthrene skeleton
FR7524933A 1974-08-12 1975-08-11 Oestratetraenes et medicament contenant ces substances Granted FR2281766A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2439082A DE2439082A1 (de) 1974-08-12 1974-08-12 17 alpha-hydroxy-1,3,5(10),15-oestratetraene und verfahren zu ihrer herstellung

Publications (2)

Publication Number Publication Date
FR2281766A1 FR2281766A1 (fr) 1976-03-12
FR2281766B1 true FR2281766B1 (fr) 1980-04-11

Family

ID=5923222

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7524933A Granted FR2281766A1 (fr) 1974-08-12 1975-08-11 Oestratetraenes et medicament contenant ces substances

Country Status (9)

Country Link
US (1) US4016269A (fr)
JP (1) JPS5148646A (fr)
BE (1) BE832364A (fr)
CH (1) CH624684A5 (fr)
DE (1) DE2439082A1 (fr)
DK (1) DK135997C (fr)
FR (1) FR2281766A1 (fr)
GB (1) GB1515864A (fr)
NL (1) NL7509556A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4081537A (en) * 1975-10-10 1978-03-28 Schering Aktiengesellschaft Δ15 -Steroids and pharmaceutical compositions thereof
CH626095A5 (fr) * 1976-04-06 1981-10-30 Ciba Geigy Ag
ES469510A1 (es) * 1977-05-16 1978-12-01 Schering Ag Procedimiento para la preparacion de 17beta hidroxi-4-an- drosten-3-onas.
US4297350A (en) * 1978-10-10 1981-10-27 The Upjohn Company Male contraceptive steroids and methods of use
DE3710728A1 (de) * 1987-03-31 1988-10-13 Schering Ag Verfahren zur herstellung von 17(alpha)-ethinyl-17ss-hydroxy-18-methyl-4,15-estradien-3-on und die neuen zwischenprodukte fuer dieses verfahren
US20110082306A1 (en) * 2008-03-24 2011-04-07 Costanzo Michael J Birch reduction of steroid substrates via alkali metal - silica gel materials
US9988417B2 (en) * 2013-09-18 2018-06-05 Crystal Pharma, S.A.U. Process for the preparation of estetrol

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3079408A (en) * 1963-02-26 Ig-bisoxygenated iy-haloestra-
US3501509A (en) * 1966-02-24 1970-03-17 Merck & Co Inc 13-alkylgona-1,3,5(10)-triene-17-one intermediates and process
US3433785A (en) * 1966-07-11 1969-03-18 Sterling Drug Inc 15,16-disubstituted aromatic steroids,intermediates and processes

Also Published As

Publication number Publication date
JPS5148646A (en) 1976-04-26
US4016269A (en) 1977-04-05
FR2281766A1 (fr) 1976-03-12
NL7509556A (nl) 1976-02-16
DK308175A (da) 1976-02-13
DK135997C (da) 1978-01-23
DE2439082A1 (de) 1976-02-26
GB1515864A (en) 1978-06-28
CH624684A5 (fr) 1981-08-14
BE832364A (fr) 1976-02-12
DK135997B (da) 1977-07-25

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Legal Events

Date Code Title Description
ST Notification of lapse