ZA716382B - Process for the preparation of 21-chloro-6,6,9d-trifluoro-11b,16d,17d-trihydroxy-1,4-pregnadien-3,20-dione 16,17-ketals and selected intermediates - Google Patents

Process for the preparation of 21-chloro-6,6,9d-trifluoro-11b,16d,17d-trihydroxy-1,4-pregnadien-3,20-dione 16,17-ketals and selected intermediates

Info

Publication number
ZA716382B
ZA716382B ZA716382A ZA716382A ZA716382B ZA 716382 B ZA716382 B ZA 716382B ZA 716382 A ZA716382 A ZA 716382A ZA 716382 A ZA716382 A ZA 716382A ZA 716382 B ZA716382 B ZA 716382B
Authority
ZA
South Africa
Prior art keywords
pregnadien
ketals
trihydroxy
dione
trifluoro
Prior art date
Application number
ZA716382A
Other languages
English (en)
Inventor
W Ripka
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
Application filed by Du Pont filed Critical Du Pont
Publication of ZA716382B publication Critical patent/ZA716382B/xx

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
    • 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
    • C07J71/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton is condensed with a heterocyclic ring
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S435/00—Chemistry: molecular biology and microbiology
    • Y10S435/8215—Microorganisms
    • Y10S435/911—Microorganisms using fungi
    • Y10S435/913—Aspergillus
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S435/00—Chemistry: molecular biology and microbiology
    • Y10S435/8215—Microorganisms
    • Y10S435/911—Microorganisms using fungi
    • Y10S435/939—Rhizopus

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material 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)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
ZA716382A 1971-02-01 1971-09-23 Process for the preparation of 21-chloro-6,6,9d-trifluoro-11b,16d,17d-trihydroxy-1,4-pregnadien-3,20-dione 16,17-ketals and selected intermediates ZA716382B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11161571A 1971-02-01 1971-02-01

Publications (1)

Publication Number Publication Date
ZA716382B true ZA716382B (en) 1972-07-26

Family

ID=22339486

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA716382A ZA716382B (en) 1971-02-01 1971-09-23 Process for the preparation of 21-chloro-6,6,9d-trifluoro-11b,16d,17d-trihydroxy-1,4-pregnadien-3,20-dione 16,17-ketals and selected intermediates

Country Status (14)

Country Link
US (1) US3718673A (ru)
AT (1) AT308294B (ru)
AU (1) AU3452371A (ru)
BE (1) BE774754A (ru)
CA (1) CA945139A (ru)
DE (1) DE2149798A1 (ru)
DK (1) DK129514B (ru)
ES (1) ES396031A1 (ru)
FR (1) FR2124218B1 (ru)
GB (3) GB1363460A (ru)
IL (1) IL37798A0 (ru)
NL (1) NL7113713A (ru)
SU (1) SU438181A3 (ru)
ZA (1) ZA716382B (ru)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7502252A (nl) * 1974-02-27 1975-08-29 Pierrel Spa Werkwijze voor het bereiden van een geneesmid- del met anti-inflammatoire werking, gevormd ge- neesmiddel verkregen volgens deze werkwijze alsmede werkwijze voor het bereiden van in het geneesmiddel gebruikte nieuwe steroiden.
US4272446A (en) * 1974-02-27 1981-06-09 Pierrel S.P.A. Steroids and process for preparing the same
DE2655570A1 (de) * 1975-12-12 1977-06-16 Ciba Geigy Ag Neue polyhalogensteroide und verfahren zu ihrer herstellung
DE3173923D1 (en) * 1980-12-23 1986-04-03 Schering Ag Process for the preparation of 11-beta, 21-dihydroxy-2'-methyl-5'-beta-h-1,4-pregnadieno-(16,17-d)-oxazole-3,20-dione
CN102061320B (zh) * 2010-12-02 2013-04-03 浙江仙琚制药股份有限公司 11α，17α-二羟基-雄甾-4-烯-3，20-二酮的制备方法
US9109005B2 (en) * 2012-02-23 2015-08-18 Boehringer Ingelheim International Gmbh Method for manufacturing of ciclesonide

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3338928A (en) * 1965-09-09 1967-08-29 Syntex Corp Fused halocyclopropyl steroids
US3546215A (en) * 1967-10-18 1970-12-08 Syntex Corp 6-gem-difluoro steroids

Also Published As

Publication number Publication date
ES396031A1 (es) 1975-02-16
DK129514B (da) 1974-10-21
AU3452371A (en) 1973-04-19
AT308294B (de) 1973-06-25
GB1363458A (en) 1974-08-14
NL7113713A (ru) 1972-08-03
US3718673A (en) 1973-02-27
FR2124218A1 (ru) 1972-09-22
FR2124218B1 (ru) 1975-03-14
DE2149798A1 (de) 1972-08-03
CA945139A (en) 1974-04-09
BE774754A (fr) 1972-05-02
GB1363460A (en) 1974-08-14
DK129514C (ru) 1975-03-17
SU438181A3 (ru) 1974-07-30
GB1363459A (en) 1974-08-14
IL37798A0 (en) 1971-11-29

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