GB1348943A - 5alpha-halo-6,6-difluoro-20-ketopregnanes - Google Patents

5alpha-halo-6,6-difluoro-20-ketopregnanes

Info

Publication number
GB1348943A
GB1348943A GB1082371*[A GB1348943DA GB1348943A GB 1348943 A GB1348943 A GB 1348943A GB 1348943D A GB1348943D A GB 1348943DA GB 1348943 A GB1348943 A GB 1348943A
Authority
GB
United Kingdom
Prior art keywords
diacetoxy
compounds
prepared
alkanoyloxy
dione
Prior art date
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
GB1082371*[A
Other languages
English (en)
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of GB1348943A publication Critical patent/GB1348943A/en
Expired legal-status Critical Current

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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J5/00—Normal 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J7/00—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of two carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J75/00—Processes 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)
  • Steroid Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Epoxy Compounds (AREA)
GB1082371*[A 1970-04-22 1971-04-22 5alpha-halo-6,6-difluoro-20-ketopregnanes Expired GB1348943A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US3100270A 1970-04-22 1970-04-22
US10566571A 1971-01-11 1971-01-11

Publications (1)

Publication Number Publication Date
GB1348943A true GB1348943A (en) 1974-03-27

Family

ID=26706704

Family Applications (3)

Application Number Title Priority Date Filing Date
GB1082371*[A Expired GB1348943A (en) 1970-04-22 1971-04-22 5alpha-halo-6,6-difluoro-20-ketopregnanes
GB1082371*[A Expired GB1348942A (en) 1970-04-22 1971-04-22 6,6-difluoro-3,20--diketo-17-hydroxy-pregnenes
GB1082371*[A Expired GB1348941A (en) 1970-04-22 1971-04-22 6,6-difluoro-pregnenes-3,17-diones

Family Applications After (2)

Application Number Title Priority Date Filing Date
GB1082371*[A Expired GB1348942A (en) 1970-04-22 1971-04-22 6,6-difluoro-3,20--diketo-17-hydroxy-pregnenes
GB1082371*[A Expired GB1348941A (en) 1970-04-22 1971-04-22 6,6-difluoro-pregnenes-3,17-diones

Country Status (12)

Country Link
AR (1) AR193811A1 (enExample)
BE (1) BE765554A (enExample)
CA (1) CA942294A (enExample)
DE (1) DE2118752A1 (enExample)
DK (1) DK129791B (enExample)
ES (1) ES390111A1 (enExample)
FI (1) FI47093C (enExample)
FR (1) FR2092069B1 (enExample)
GB (3) GB1348943A (enExample)
IL (1) IL36428A (enExample)
NL (1) NL7105386A (enExample)
SE (1) SE368824B (enExample)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1468605A (fr) * 1959-05-11 1967-02-10 Upjohn Co Procédé de fabrication de la 6alpha-fluoro-16-méthyl-17alpha, 21-dihydroxy-4-prégnène-3, 20-dione et de ses 21 esters
US3546215A (en) * 1967-10-18 1970-12-08 Syntex Corp 6-gem-difluoro steroids

Also Published As

Publication number Publication date
BE765554A (fr) 1971-10-11
DK129791B (da) 1974-11-18
SE368824B (enExample) 1974-07-22
DK129791C (enExample) 1975-04-28
AR193811A1 (es) 1973-05-31
IL36428A (en) 1975-05-22
FR2092069B1 (enExample) 1974-08-23
CA942294A (en) 1974-02-19
FI47093B (enExample) 1973-05-31
IL36428A0 (en) 1971-05-26
FR2092069A1 (enExample) 1972-01-21
FI47093C (fi) 1973-09-10
GB1348941A (en) 1974-03-27
ES390111A1 (es) 1974-06-16
DE2118752A1 (de) 1971-11-04
GB1348942A (en) 1974-03-27
NL7105386A (enExample) 1971-10-26

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee