FR1172506A - Improvements to processes for preparing steroid compounds - Google Patents

Improvements to processes for preparing steroid compounds

Info

Publication number
FR1172506A
FR1172506A FR1172506DA FR1172506A FR 1172506 A FR1172506 A FR 1172506A FR 1172506D A FR1172506D A FR 1172506DA FR 1172506 A FR1172506 A FR 1172506A
Authority
FR
France
Prior art keywords
processes
steroid compounds
preparing steroid
preparing
compounds
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.)
Pfizer Inc
Original Assignee
Pfizer Inc
Charles Pfizer and Co Inc
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 Pfizer Inc, Charles Pfizer and Co Inc filed Critical Pfizer Inc
Application granted granted Critical
Publication of FR1172506A publication Critical patent/FR1172506A/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)
FR1172506D 1954-05-26 1955-05-24 Improvements to processes for preparing steroid compounds Expired FR1172506A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1172506XA 1954-05-26 1954-05-26

Publications (1)

Publication Number Publication Date
FR1172506A true FR1172506A (en) 1959-02-11

Family

ID=22371786

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1172506D Expired FR1172506A (en) 1954-05-26 1955-05-24 Improvements to processes for preparing steroid compounds

Country Status (1)

Country Link
FR (1) FR1172506A (en)

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