FR1305313A - Process for the preparation of 2-alkyl (inf.) - 21-halo-11-oxygen-4-pregnene-3.20-diones and their 9-halo derivatives - Google Patents

Process for the preparation of 2-alkyl (inf.) - 21-halo-11-oxygen-4-pregnene-3.20-diones and their 9-halo derivatives

Info

Publication number
FR1305313A
FR1305313A FR773711A FR773711A FR1305313A FR 1305313 A FR1305313 A FR 1305313A FR 773711 A FR773711 A FR 773711A FR 773711 A FR773711 A FR 773711A FR 1305313 A FR1305313 A FR 1305313A
Authority
FR
France
Prior art keywords
halo
pregnene
diones
inf
alkyl
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
FR773711A
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
Application filed by Upjohn Co filed Critical Upjohn Co
Priority to FR773711A priority Critical patent/FR1305313A/en
Application granted granted Critical
Publication of FR1305313A publication Critical patent/FR1305313A/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)
FR773711A 1958-09-03 1958-09-03 Process for the preparation of 2-alkyl (inf.) - 21-halo-11-oxygen-4-pregnene-3.20-diones and their 9-halo derivatives Expired FR1305313A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR773711A FR1305313A (en) 1958-09-03 1958-09-03 Process for the preparation of 2-alkyl (inf.) - 21-halo-11-oxygen-4-pregnene-3.20-diones and their 9-halo derivatives

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR773711A FR1305313A (en) 1958-09-03 1958-09-03 Process for the preparation of 2-alkyl (inf.) - 21-halo-11-oxygen-4-pregnene-3.20-diones and their 9-halo derivatives

Publications (1)

Publication Number Publication Date
FR1305313A true FR1305313A (en) 1962-10-05

Family

ID=8707395

Family Applications (1)

Application Number Title Priority Date Filing Date
FR773711A Expired FR1305313A (en) 1958-09-03 1958-09-03 Process for the preparation of 2-alkyl (inf.) - 21-halo-11-oxygen-4-pregnene-3.20-diones and their 9-halo derivatives

Country Status (1)

Country Link
FR (1) FR1305313A (en)

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