CH558786A - METHOD FOR PRODUCING (DELTA) 14-20-KETOSTEROIDS. - Google Patents

METHOD FOR PRODUCING (DELTA) 14-20-KETOSTEROIDS.

Info

Publication number
CH558786A
CH558786A CH583169A CH583169A CH558786A CH 558786 A CH558786 A CH 558786A CH 583169 A CH583169 A CH 583169A CH 583169 A CH583169 A CH 583169A CH 558786 A CH558786 A CH 558786A
Authority
CH
Switzerland
Prior art keywords
ketosteroids
delta
producing
Prior art date
Application number
CH583169A
Other languages
German (de)
Original Assignee
Hoechst 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
Priority claimed from DE19681768226 external-priority patent/DE1768226C3/en
Application filed by Hoechst Ag filed Critical Hoechst Ag
Publication of CH558786A publication Critical patent/CH558786A/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/56—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
    • A61K31/57—Compounds 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
    • A61K31/573—Compounds 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 substituted in position 21, e.g. cortisone, dexamethasone, prednisone or aldosterone
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/56—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
    • A61K31/58—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids containing heterocyclic rings, e.g. danazol, stanozolol, pancuronium or digitogenin

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Steroid Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH583169A 1968-04-18 1969-04-16 METHOD FOR PRODUCING (DELTA) 14-20-KETOSTEROIDS. CH558786A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681768226 DE1768226C3 (en) 1968-04-18 Process for the preparation of Delta high 14-20-keto-21-dialkoxysteroids

Publications (1)

Publication Number Publication Date
CH558786A true CH558786A (en) 1975-02-14

Family

ID=5699651

Family Applications (1)

Application Number Title Priority Date Filing Date
CH583169A CH558786A (en) 1968-04-18 1969-04-16 METHOD FOR PRODUCING (DELTA) 14-20-KETOSTEROIDS.

Country Status (9)

Country Link
AT (1) AT294329B (en)
BE (1) BE731716A (en)
CH (1) CH558786A (en)
DK (1) DK126188B (en)
FR (1) FR2007476A1 (en)
GB (1) GB1266441A (en)
NL (1) NL6905780A (en)
NO (1) NO130644C (en)
SE (1) SE353534B (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2773077A (en) * 1953-06-16 1956-12-04 Merck & Co Inc Preparation of steroid 21-aldehydes
DE1518907C3 (en) * 1965-12-18 1974-11-14 Farbwerke Hoechst Ag, Vormals Meister Lucius & Bruening, 6000 Frankfurt Process for the preparation of delta high 14 -3,20-diketo-21-acyloxysteriodes

Also Published As

Publication number Publication date
AT294329B (en) 1971-11-25
SE353534B (en) 1973-02-05
NL6905780A (en) 1969-10-21
NO130644C (en) 1975-01-22
DK126188B (en) 1973-06-18
DE1768226B2 (en) 1976-08-19
FR2007476A1 (en) 1970-01-09
DE1768226A1 (en) 1971-10-14
NO130644B (en) 1974-10-07
BE731716A (en) 1969-10-20
GB1266441A (en) 1972-03-08

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Legal Events

Date Code Title Description
PL Patent ceased