CH443290A - Process for the preparation of 17a-ethoxy-6-chloro-6-dehydro-progesterone - Google Patents

Process for the preparation of 17a-ethoxy-6-chloro-6-dehydro-progesterone

Info

Publication number
CH443290A
CH443290A CH967067A CH967067A CH443290A CH 443290 A CH443290 A CH 443290A CH 967067 A CH967067 A CH 967067A CH 967067 A CH967067 A CH 967067A CH 443290 A CH443290 A CH 443290A
Authority
CH
Switzerland
Prior art keywords
dehydro
progesterone
ethoxy
chloro
preparation
Prior art date
Application number
CH967067A
Other languages
German (de)
Inventor
Klaus Dr Brueckner
Wolfgang Dr Beerstecher
Hartmut Dr Kieser
Hans-Guenther Dr Kraft
Original Assignee
Merck Ag E
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 Merck Ag E filed Critical Merck Ag E
Publication of CH443290A publication Critical patent/CH443290A/en

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/56Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
    • A61K31/57Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane or progesterone
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J5/00Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J7/00Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of two carbon atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J75/00Processes for the preparation of steroids in general

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Steroid Compounds (AREA)
CH967067A 1964-01-03 1964-01-31 Process for the preparation of 17a-ethoxy-6-chloro-6-dehydro-progesterone CH443290A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEM59457A DE1273528B (en) 1964-01-03 1964-01-03 17ª ‡ -Aethoxy-6-chloro-6-dehydro-progesterone and process for making the same

Publications (1)

Publication Number Publication Date
CH443290A true CH443290A (en) 1967-09-15

Family

ID=7309533

Family Applications (3)

Application Number Title Priority Date Filing Date
CH114864A CH441301A (en) 1964-01-03 1964-01-31 Process for the preparation of 17a-ethoxy-6-chloro-6-dehydro-progesterone
CH966967A CH443289A (en) 1964-01-03 1964-01-31 Process for the preparation of 17a-ethoxy-6-chloro-6-dehydro-progesterone
CH967067A CH443290A (en) 1964-01-03 1964-01-31 Process for the preparation of 17a-ethoxy-6-chloro-6-dehydro-progesterone

Family Applications Before (2)

Application Number Title Priority Date Filing Date
CH114864A CH441301A (en) 1964-01-03 1964-01-31 Process for the preparation of 17a-ethoxy-6-chloro-6-dehydro-progesterone
CH966967A CH443289A (en) 1964-01-03 1964-01-31 Process for the preparation of 17a-ethoxy-6-chloro-6-dehydro-progesterone

Country Status (9)

Country Link
BE (1) BE645235A (en)
BR (1) BR6459244D0 (en)
CH (3) CH441301A (en)
DE (1) DE1273528B (en)
DK (3) DK107421C (en)
FR (1) FR3411M (en)
GB (1) GB998710A (en)
NL (1) NL6402400A (en)
SE (1) SE313561B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1359154A1 (en) * 2002-04-29 2003-11-05 BOEHRINGER INGELHEIM INTERNATIONAL GmbH Further syntheses of cyproterone acetate

Also Published As

Publication number Publication date
NL6402400A (en) 1965-07-05
DK108721C (en) 1968-02-05
CH441301A (en) 1967-08-15
DK107421C (en) 1967-05-29
GB998710A (en) 1965-07-21
FR3411M (en) 1965-07-05
BR6459244D0 (en) 1973-08-09
DK106186C (en) 1967-01-02
DE1273528B (en) 1968-07-25
SE313561B (en) 1969-08-18
BE645235A (en) 1964-09-16
CH443289A (en) 1967-09-15

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