FR1268418A - Process for the preparation of 9-halo-11-hydroxyprregnadienes-1, 4 - Google Patents

Process for the preparation of 9-halo-11-hydroxyprregnadienes-1, 4

Info

Publication number
FR1268418A
FR1268418A FR754950A FR754950A FR1268418A FR 1268418 A FR1268418 A FR 1268418A FR 754950 A FR754950 A FR 754950A FR 754950 A FR754950 A FR 754950A FR 1268418 A FR1268418 A FR 1268418A
Authority
FR
France
Prior art keywords
hydroxyprregnadienes
halo
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
FR754950A
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
Priority to FR754950A priority Critical patent/FR1268418A/en
Application granted granted Critical
Publication of FR1268418A publication Critical patent/FR1268418A/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)
FR754950A 1957-12-31 1957-12-31 Process for the preparation of 9-halo-11-hydroxyprregnadienes-1, 4 Expired FR1268418A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR754950A FR1268418A (en) 1957-12-31 1957-12-31 Process for the preparation of 9-halo-11-hydroxyprregnadienes-1, 4

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR754950A FR1268418A (en) 1957-12-31 1957-12-31 Process for the preparation of 9-halo-11-hydroxyprregnadienes-1, 4

Publications (1)

Publication Number Publication Date
FR1268418A true FR1268418A (en) 1961-08-04

Family

ID=8705384

Family Applications (1)

Application Number Title Priority Date Filing Date
FR754950A Expired FR1268418A (en) 1957-12-31 1957-12-31 Process for the preparation of 9-halo-11-hydroxyprregnadienes-1, 4

Country Status (1)

Country Link
FR (1) FR1268418A (en)

Similar Documents

Publication Publication Date Title
FR1199460A (en) Process for the preparation of polyamides
FR1182377A (en) Process for the preparation of polyamides
FR1198524A (en) Process for the preparation of tri-hydroxymethyl-phosphine
CH385863A (en) Process for the preparation of amino-polyimidazoline-amides
FR1285236A (en) Process for the preparation of 1, 3-diaryl-5-amino-pyridazones- (6)
FR1200540A (en) Process for preparing 1.1.1-trifluoro-2-chloro-2-bromethane
MC48A1 (en) Process for the preparation of 6 deoxy-tetracyclines.
CH405305A (en) Process for the preparation of androstan-3a-amino-17B-ol
FR1200950A (en) Process for the preparation of gamma-carbolines
FR1210737A (en) Process for the preparation of new 2-4-dioxo-azetidines
FR1268418A (en) Process for the preparation of 9-halo-11-hydroxyprregnadienes-1, 4
FR1189942A (en) Process for the preparation of alkylcarbamoylmethyl dimethylphosphorodithioates
FR1192187A (en) Process for the preparation of 19-nor-steroids
FR1206223A (en) Process for the preparation of 3.5-diketo-pyrazolidines
FR1212865A (en) Process for the preparation of 3.beta-alkanoxy-6-alkyl-5.16-pregnadiene-20-ones
FR1216248A (en) Process for the preparation of 17 alpha, 21-dihydroxy-20-ketosteroids
CH375344A (en) Process for the preparation of 1,4-pregnadienes
FR1192282A (en) Process for the preparation of 3.5-dioxo-pyrazolidines
FR1186902A (en) Process for the preparation of dialkylhydrazines
FR1268417A (en) Process for the preparation of dimethylaminopropylidenenexanthenes
MC55A1 (en) Process for the preparation of 5a (11a) dehydrotetrac yclines.
FR1330116A (en) Process for the preparation of 5-arylsulfonamido-1,2,4-thiodiazoles
BE580327A (en) Process for the preparation of 4-arylamino-4,5-dihydropyridazinones- (3)
BE587496A (en) Process for the preparation of 18,20-oxido-pregnans
CH395985A (en) Process for the preparation of 11,18-oxido-steroids