FR1272487A - Process for the preparation of 16alpha-methyl-pregnadienes and their 21-esters - Google Patents

Process for the preparation of 16alpha-methyl-pregnadienes and their 21-esters

Info

Publication number
FR1272487A
FR1272487A FR799115A FR799115A FR1272487A FR 1272487 A FR1272487 A FR 1272487A FR 799115 A FR799115 A FR 799115A FR 799115 A FR799115 A FR 799115A FR 1272487 A FR1272487 A FR 1272487A
Authority
FR
France
Prior art keywords
pregnadienes
16alpha
esters
methyl
preparation
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
FR799115A
Other languages
French (fr)
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.)
Novartis AG
BASF Schweiz AG
Original Assignee
Ciba Geigy AG
Ciba AG
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 AG, Ciba AG filed Critical Ciba Geigy AG
Priority to FR799115A priority Critical patent/FR1272487A/en
Application granted granted Critical
Publication of FR1272487A publication Critical patent/FR1272487A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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)
FR799115A 1959-07-02 1959-07-02 Process for the preparation of 16alpha-methyl-pregnadienes and their 21-esters Expired FR1272487A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR799115A FR1272487A (en) 1959-07-02 1959-07-02 Process for the preparation of 16alpha-methyl-pregnadienes and their 21-esters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR799115A FR1272487A (en) 1959-07-02 1959-07-02 Process for the preparation of 16alpha-methyl-pregnadienes and their 21-esters

Publications (1)

Publication Number Publication Date
FR1272487A true FR1272487A (en) 1961-09-29

Family

ID=8716709

Family Applications (1)

Application Number Title Priority Date Filing Date
FR799115A Expired FR1272487A (en) 1959-07-02 1959-07-02 Process for the preparation of 16alpha-methyl-pregnadienes and their 21-esters

Country Status (1)

Country Link
FR (1) FR1272487A (en)

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