CH309920A - Verfahren zur Herstellung eines Oxidosteroides. - Google Patents

Verfahren zur Herstellung eines Oxidosteroides.

Info

Publication number
CH309920A
CH309920A CH309920DA CH309920A CH 309920 A CH309920 A CH 309920A CH 309920D A CH309920D A CH 309920DA CH 309920 A CH309920 A CH 309920A
Authority
CH
Switzerland
Prior art keywords
oxido
parts
acid
oxy
methyl ester
Prior art date
Application number
Other languages
German (de)
English (en)
Inventor
Aktiengesellschaft Ciba
Original Assignee
Ciba Geigy
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 Ciba Geigy filed Critical Ciba Geigy
Publication of CH309920A publication Critical patent/CH309920A/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J71/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton is condensed with a heterocyclic ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J75/00—Processes for the preparation of steroids in general
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J9/00—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of more than two carbon atoms, e.g. cholane, cholestane, coprostane

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
CH309920D 1952-09-18 1952-09-18 Verfahren zur Herstellung eines Oxidosteroides. CH309920A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH309920T 1952-09-18

Publications (1)

Publication Number Publication Date
CH309920A true CH309920A (de) 1955-09-30

Family

ID=4493996

Family Applications (1)

Application Number Title Priority Date Filing Date
CH309920D CH309920A (de) 1952-09-18 1952-09-18 Verfahren zur Herstellung eines Oxidosteroides.

Country Status (6)

Country Link
US (1) US2776302A (OSRAM)
CH (1) CH309920A (OSRAM)
DE (1) DE1027663B (OSRAM)
FR (1) FR1171304A (OSRAM)
GB (1) GB780301A (OSRAM)
NL (2) NL83898C (OSRAM)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2986560A (en) * 1952-11-19 1961-05-30 Ciba Pharm Prod Inc Process for the manufacture of 11-oxygenated steroids and intermediates therefor
US3142690A (en) * 1956-01-25 1964-07-28 Merck & Co Inc 12alpha-halo-pregnenes
US2973377A (en) * 1957-06-21 1961-02-28 Olin Mathieson 11beta, 12beta-epoxy and 12alpha-bromo steroids of the pregnane series and their method of preparation
US2944052A (en) * 1957-06-26 1960-07-05 Julian Lab Inc Novel epoxy pregnanes
US2953583A (en) * 1958-05-09 1960-09-20 Olin Mathieson 12alpha halo steroids of the androstane series

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2401775A (en) * 1942-10-05 1946-06-11 Reichstein Tadeus Alpha-substituted side-chain ketones of the cyclopentanopolyhydrophenanthrene series and process of making the same
US2554882A (en) * 1943-02-04 1951-05-29 Reichstein Tadeus 3-hydroxy-11-ketoetiocholanic acid and its esters
US2495735A (en) * 1947-02-19 1950-01-31 Research Corp Process for preparing lower alkyl esters of 3-hydroxy-11-keto-12-bromonorcholanic acid
US2656348A (en) * 1949-07-27 1953-10-20 Ciba Pharm Prod Inc Steroids having a 17-positioned semicyclic double bond
US2656365A (en) * 1949-07-27 1953-10-20 Ciba Pharm Prod Inc Oxo-steroids and process of making same
US2590637A (en) * 1949-08-26 1952-03-25 Ciba Pharm Prod Inc Direct halogenation of steroids with an unsaturated side chain in 17-position and the dehydrohalogenation of resultant products
US2655500A (en) * 1951-10-15 1953-10-13 Upjohn Co Steroid ketone adducts
US2602769A (en) * 1952-02-23 1952-07-08 Upjohn Co Oxygenation of steroids by mucorales fungi

Also Published As

Publication number Publication date
NL83898C (OSRAM) 1956-12-16
DE1027663B (de) 1958-04-10
US2776302A (en) 1957-01-01
GB780301A (en) 1957-07-31
NL181423B (nl) 1956-08-15
FR1171304A (fr) 1959-01-23

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