CH624684A5 - - Google Patents

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Publication number
CH624684A5
CH624684A5 CH1050575A CH1050575A CH624684A5 CH 624684 A5 CH624684 A5 CH 624684A5 CH 1050575 A CH1050575 A CH 1050575A CH 1050575 A CH1050575 A CH 1050575A CH 624684 A5 CH624684 A5 CH 624684A5
Authority
CH
Switzerland
Prior art keywords
formula
compounds
lower alkyl
methyl
hydroxy
Prior art date
Application number
CH1050575A
Other languages
German (de)
English (en)
Inventor
Helmut Dr Hofmeister
Klaus Dr Annen
Rudolf Prof Dr Wiechert
Henry Dr Laurent
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 CH624684A5 publication Critical patent/CH624684A5/de

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

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)
CH1050575A 1974-08-12 1975-08-12 CH624684A5 (da)

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 (1)

Publication Number Publication Date
CH624684A5 true CH624684A5 (da) 1981-08-14

Family

ID=5923222

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1050575A CH624684A5 (da) 1974-08-12 1975-08-12

Country Status (9)

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

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 (da) * 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
US4016269A (en) 1977-04-05
JPS5148646A (en) 1976-04-26
FR2281766B1 (da) 1980-04-11
DK135997B (da) 1977-07-25
DE2439082A1 (de) 1976-02-26
FR2281766A1 (fr) 1976-03-12
DK308175A (da) 1976-02-13
NL7509556A (nl) 1976-02-16
GB1515864A (en) 1978-06-28
BE832364A (fr) 1976-02-12
DK135997C (da) 1978-01-23

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Legal Events

Date Code Title Description
PL Patent ceased