AT323341B - Verfahren zur herstellung von neuen delta 4-3,20-diketo-6,6-di-fluoro- 11 beta, 16 alfa, 17 alfa, 21-tetrahydroxypregnen-16, 17-ketalen - Google Patents

Verfahren zur herstellung von neuen delta 4-3,20-diketo-6,6-di-fluoro- 11 beta, 16 alfa, 17 alfa, 21-tetrahydroxypregnen-16, 17-ketalen

Info

Publication number
AT323341B
AT323341B AT972A AT972A AT323341B AT 323341 B AT323341 B AT 323341B AT 972 A AT972 A AT 972A AT 972 A AT972 A AT 972A AT 323341 B AT323341 B AT 323341B
Authority
AT
Austria
Prior art keywords
alfa
diketo
tetrahydroxy
ketals
rain
Prior art date
Application number
AT972A
Other languages
English (en)
Original Assignee
Du Pont
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 US00105666A external-priority patent/US3822253A/en
Application filed by Du Pont filed Critical Du Pont
Application granted granted Critical
Publication of AT323341B publication Critical patent/AT323341B/de

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
    • A61K31/58—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids containing heterocyclic rings, e.g. danazol, stanozolol, pancuronium or digitogenin
    • 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
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Medicinal Chemistry (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Organic Chemistry (AREA)
  • Steroid Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
AT972A 1971-01-11 1972-01-03 Verfahren zur herstellung von neuen delta 4-3,20-diketo-6,6-di-fluoro- 11 beta, 16 alfa, 17 alfa, 21-tetrahydroxypregnen-16, 17-ketalen AT323341B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00105666A US3822253A (en) 1970-04-22 1971-01-11 Process for the preparation of delta4-3,20-diketo-6,6-difluoro-11beta,16alpha,17alpha,21-tetrahydroxypregnene 16,17-ketals

Publications (1)

Publication Number Publication Date
AT323341B true AT323341B (de) 1975-07-10

Family

ID=22307115

Family Applications (1)

Application Number Title Priority Date Filing Date
AT972A AT323341B (de) 1971-01-11 1972-01-03 Verfahren zur herstellung von neuen delta 4-3,20-diketo-6,6-di-fluoro- 11 beta, 16 alfa, 17 alfa, 21-tetrahydroxypregnen-16, 17-ketalen

Country Status (10)

Country Link
AT (1) AT323341B (de)
AU (1) AU3773772A (de)
BE (1) BE777859A (de)
DE (1) DE2200597A1 (de)
ES (1) ES398732A1 (de)
FR (1) FR2121713B1 (de)
GB (1) GB1352079A (de)
IL (1) IL38359A0 (de)
NL (1) NL7200329A (de)
ZA (1) ZA718557B (de)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3320291A (en) * 1962-10-23 1967-05-16 Du Pont 5-fluoro-6-nitrimino-and 6-keto steroids and their preparation
US3641006A (en) * 1970-06-01 1972-02-08 Du Pont Process for the preparation of steroid alpha-fluoronitrimines

Also Published As

Publication number Publication date
DE2200597A1 (de) 1972-07-27
GB1352079A (en) 1974-05-15
ZA718557B (en) 1973-08-29
AU3773772A (en) 1973-07-12
ES398732A1 (es) 1975-06-01
NL7200329A (de) 1972-07-13
BE777859A (fr) 1972-07-10
FR2121713B1 (de) 1975-10-31
IL38359A0 (en) 1972-02-29
FR2121713A1 (de) 1972-08-25

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