FR1297722A - Process for the preparation of trioxygenated 20-oxo-pregnans in 11, 18, 21 and their esters - Google Patents

Process for the preparation of trioxygenated 20-oxo-pregnans in 11, 18, 21 and their esters

Info

Publication number
FR1297722A
FR1297722A FR836862A FR836862A FR1297722A FR 1297722 A FR1297722 A FR 1297722A FR 836862 A FR836862 A FR 836862A FR 836862 A FR836862 A FR 836862A FR 1297722 A FR1297722 A FR 1297722A
Authority
FR
France
Prior art keywords
trioxygenated
pregnans
oxo
esters
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
FR836862A
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 FR836862A priority Critical patent/FR1297722A/en
Application granted granted Critical
Publication of FR1297722A publication Critical patent/FR1297722A/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)
FR836862A 1960-08-26 1960-08-26 Process for the preparation of trioxygenated 20-oxo-pregnans in 11, 18, 21 and their esters Expired FR1297722A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR836862A FR1297722A (en) 1960-08-26 1960-08-26 Process for the preparation of trioxygenated 20-oxo-pregnans in 11, 18, 21 and their esters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR836862A FR1297722A (en) 1960-08-26 1960-08-26 Process for the preparation of trioxygenated 20-oxo-pregnans in 11, 18, 21 and their esters

Publications (1)

Publication Number Publication Date
FR1297722A true FR1297722A (en) 1962-07-06

Family

ID=8738029

Family Applications (1)

Application Number Title Priority Date Filing Date
FR836862A Expired FR1297722A (en) 1960-08-26 1960-08-26 Process for the preparation of trioxygenated 20-oxo-pregnans in 11, 18, 21 and their esters

Country Status (1)

Country Link
FR (1) FR1297722A (en)

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