CH414619A - Process for the production of 18.20 lactones of the pregnan series - Google Patents

Process for the production of 18.20 lactones of the pregnan series

Info

Publication number
CH414619A
CH414619A CH1497564A CH1497564A CH414619A CH 414619 A CH414619 A CH 414619A CH 1497564 A CH1497564 A CH 1497564A CH 1497564 A CH1497564 A CH 1497564A CH 414619 A CH414619 A CH 414619A
Authority
CH
Switzerland
Prior art keywords
lactones
production
pregnan series
pregnan
series
Prior art date
Application number
CH1497564A
Other languages
German (de)
Inventor
Charles Dr Meystre
Albert Dr Wettstein
Jeger Oskar Dr Prof
Georg Dr Anner
Karl Dr Heusler
Peter Dr Wieland
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
Priority claimed from CH6947559A external-priority patent/CH383953A/en
Application filed by Ciba Geigy filed Critical Ciba Geigy
Priority claimed from CH8178059A external-priority patent/CH407111A/en
Publication of CH414619A publication Critical patent/CH414619A/en

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
    • 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)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
CH1497564A 1959-02-12 1959-12-11 Process for the production of 18.20 lactones of the pregnan series CH414619A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CH6947559A CH383953A (en) 1959-02-12 1959-02-12 Process for the preparation of 18,20-oxido-steroids
CH7244359 1959-04-23
CH7375459 1959-05-29
CH8178059A CH407111A (en) 1959-12-11 1959-12-11 Process for the production of new hydroxyaldehydes of the Pregnan range
CH8223359 1959-12-22

Publications (1)

Publication Number Publication Date
CH414619A true CH414619A (en) 1966-06-15

Family

ID=31499590

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1497564A CH414619A (en) 1959-02-12 1959-12-11 Process for the production of 18.20 lactones of the pregnan series

Country Status (4)

Country Link
US (3) US3247188A (en)
CH (1) CH414619A (en)
DK (1) DK107164C (en)
GB (1) GB946657A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3402173A (en) * 1965-03-19 1968-09-17 Syntex Corp 18-lower alkyl pregnanes and derivatives

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2255264A (en) * 1938-01-03 1941-09-09 Parke Davis & Co Urane compounds and a method for preparing them
US2712027A (en) * 1951-06-09 1955-06-28 Syntex Sa Allopregnane-3beta, 11alpha, 20beta-triols and process
US2973375A (en) * 1955-12-13 1961-02-28 Merck & Co Inc 12alpha-halo-11, 21-bis-oxygenated-1, 4-pregnadiene-3, 20-diones
US2959586A (en) * 1959-09-28 1960-11-08 Smith Kline French Lab 11, 18-epoxy steroid compounds

Also Published As

Publication number Publication date
GB946657A (en) 1964-01-15
DK107164C (en) 1967-05-01
US3247188A (en) 1966-04-19
US3287378A (en) 1966-11-22
US3247192A (en) 1966-04-19

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