FR1210454A - Process for preparing 3-keto-4-pregnenes - Google Patents

Process for preparing 3-keto-4-pregnenes

Info

Publication number
FR1210454A
FR1210454A FR1210454DA FR1210454A FR 1210454 A FR1210454 A FR 1210454A FR 1210454D A FR1210454D A FR 1210454DA FR 1210454 A FR1210454 A FR 1210454A
Authority
FR
France
Prior art keywords
pregnenes
keto
preparing
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
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.)
Wyeth Holdings LLC
Original Assignee
American Cyanamid Co
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 American Cyanamid Co filed Critical American Cyanamid Co
Application granted granted Critical
Publication of FR1210454A publication Critical patent/FR1210454A/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
FR1210454D 1957-09-30 1958-09-30 Process for preparing 3-keto-4-pregnenes Expired FR1210454A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1210454XA 1957-09-30 1957-09-30

Publications (1)

Publication Number Publication Date
FR1210454A true FR1210454A (en) 1960-03-09

Family

ID=22394147

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1210454D Expired FR1210454A (en) 1957-09-30 1958-09-30 Process for preparing 3-keto-4-pregnenes

Country Status (1)

Country Link
FR (1) FR1210454A (en)

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