CH424773A - Process for the preparation of 6-chloro-16a-methyl-4,6-pregnadien-17a-ol-3,20-dione - Google Patents

Process for the preparation of 6-chloro-16a-methyl-4,6-pregnadien-17a-ol-3,20-dione

Info

Publication number
CH424773A
CH424773A CH905562A CH905562A CH424773A CH 424773 A CH424773 A CH 424773A CH 905562 A CH905562 A CH 905562A CH 905562 A CH905562 A CH 905562A CH 424773 A CH424773 A CH 424773A
Authority
CH
Switzerland
Prior art keywords
pregnadien
dione
chloro
methyl
preparation
Prior art date
Application number
CH905562A
Other languages
German (de)
Inventor
Rudolf Dr Wiechert
Original Assignee
Schering 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 Schering Ag filed Critical Schering Ag
Publication of CH424773A publication Critical patent/CH424773A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J7/00—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of two carbon atoms
    • 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)
  • Steroid Compounds (AREA)
CH905562A 1961-09-01 1962-07-27 Process for the preparation of 6-chloro-16a-methyl-4,6-pregnadien-17a-ol-3,20-dione CH424773A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DESCH30214A DE1158967B (en) 1961-09-01 1961-09-01 Process for the preparation of 6-chloro-16ª ‡ -methyl-í¸-pregnadien-17ª ‡ -ol-3, 20-dione and its 17-esters

Publications (1)

Publication Number Publication Date
CH424773A true CH424773A (en) 1966-11-30

Family

ID=7431675

Family Applications (1)

Application Number Title Priority Date Filing Date
CH905562A CH424773A (en) 1961-09-01 1962-07-27 Process for the preparation of 6-chloro-16a-methyl-4,6-pregnadien-17a-ol-3,20-dione

Country Status (6)

Country Link
BR (1) BR6242272D0 (en)
CH (1) CH424773A (en)
DE (1) DE1158967B (en)
DK (1) DK114620B (en)
GB (1) GB944643A (en)
NL (2) NL139966B (en)

Also Published As

Publication number Publication date
NL139966B (en) 1973-10-15
BR6242272D0 (en) 1973-05-17
NL282773A (en)
DE1158967B (en) 1963-12-12
GB944643A (en) 1963-12-18
DK114620B (en) 1969-07-21

Similar Documents

Publication Publication Date Title
CH429716A (en) Process for the preparation of 17a-acyloxy-21-hydroxy steroids
CH420067A (en) Process for the preparation of ortho-alkylphenols
CH460776A (en) Process for the preparation of triazolidines
CH425813A (en) Process for the preparation of trialkalinitrilotriacetate
AT255031B (en) Process for the preparation of 1-glycosyl-6-azauracils
CH420186A (en) Process for the preparation of 2-amino-benzophenones
CH420185A (en) Process for the preparation of 5-mononucleotides
AT239438B (en) Process for the preparation of α-aminobenzylpenicillin
AT241687B (en) Process for the preparation of α-aminobenzylpenicillin
CH413836A (en) Process for the preparation of distilbazoles
CH420168A (en) Process for the preparation of sulfapyrimidines
CH420135A (en) Process for the preparation of 16-alkylpregnenes
CH419146A (en) Process for the preparation of 3-phenyl-7-pyrazolyl-coumarins
CH404652A (en) Process for the preparation of 1,4-3-keto steroids
CH442323A (en) Process for the preparation of O, S-dialkoxycarbonylthiamines
CH438305A (en) Process for the preparation of benzenesulfonylsemicarbazides
CH446392A (en) Process for the preparation of diphenylalkanolamines
CH454131A (en) Process for the preparation of 19-norsteroids
CH401026A (en) Process for the preparation of B-ketoamides
CH439291A (en) Process for the preparation of thiazolosteroids
CH435260A (en) Process for the preparation of 19-hydroxy-4,5-dehydro-3-oxo-steroids
CH402854A (en) Process for the preparation of 6a-difluoromethyl steroids
CH409933A (en) Process for the preparation of O, O-dimethyldithiophosphoryl-acetic acid-monomethylamide
CH424773A (en) Process for the preparation of 6-chloro-16a-methyl-4,6-pregnadien-17a-ol-3,20-dione
CH410932A (en) Process for the preparation of 7a-alkylthio-steroids