FR1477411A - Process for the preparation of new difluoromethylated steroids - Google Patents

Process for the preparation of new difluoromethylated steroids

Info

Publication number
FR1477411A
FR1477411A FR883793A FR883793A FR1477411A FR 1477411 A FR1477411 A FR 1477411A FR 883793 A FR883793 A FR 883793A FR 883793 A FR883793 A FR 883793A FR 1477411 A FR1477411 A FR 1477411A
Authority
FR
France
Prior art keywords
difluoromethylated
steroids
preparation
new
new difluoromethylated
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
FR883793A
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.)
Pharmacia and Upjohn Co
Original Assignee
Upjohn 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
Priority claimed from US80523A external-priority patent/US3251834A/en
Application filed by Upjohn Co filed Critical Upjohn Co
Priority to FR883793A priority Critical patent/FR1477411A/en
Application granted granted Critical
Publication of FR1477411A publication Critical patent/FR1477411A/en
Expired legal-status Critical Current

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
    • C07J21/00—Normal steroids containing carbon, hydrogen, halogen or oxygen having an oxygen-containing hetero ring spiro-condensed with the cyclopenta(a)hydrophenanthrene skeleton
    • 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
FR883793A 1961-01-04 1962-01-03 Process for the preparation of new difluoromethylated steroids Expired FR1477411A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR883793A FR1477411A (en) 1961-01-04 1962-01-03 Process for the preparation of new difluoromethylated steroids

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US80523A US3251834A (en) 1961-01-04 1961-01-04 Process for the production of 6-difluoro methyl hydrocortisone and intermediates obtaned therefrom
FR883793A FR1477411A (en) 1961-01-04 1962-01-03 Process for the preparation of new difluoromethylated steroids

Publications (1)

Publication Number Publication Date
FR1477411A true FR1477411A (en) 1967-04-21

Family

ID=26193807

Family Applications (1)

Application Number Title Priority Date Filing Date
FR883793A Expired FR1477411A (en) 1961-01-04 1962-01-03 Process for the preparation of new difluoromethylated steroids

Country Status (1)

Country Link
FR (1) FR1477411A (en)

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