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

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