CH389601A - Process for the preparation of 16a-alkyl-5,6-dihalo-3B, 17a-dihydroxypregnan-20-ones - Google Patents

Process for the preparation of 16a-alkyl-5,6-dihalo-3B, 17a-dihydroxypregnan-20-ones

Info

Publication number
CH389601A
CH389601A CH7681759A CH7681759A CH389601A CH 389601 A CH389601 A CH 389601A CH 7681759 A CH7681759 A CH 7681759A CH 7681759 A CH7681759 A CH 7681759A CH 389601 A CH389601 A CH 389601A
Authority
CH
Switzerland
Prior art keywords
dihydroxypregnan
dihalo
ones
alkyl
preparation
Prior art date
Application number
CH7681759A
Other languages
German (de)
Inventor
Sletzinger Meyer
Floyd Reinhold Donald
Karady Sandor
Original Assignee
Merck & Co Inc
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 US759116A external-priority patent/US3068228A/en
Application filed by Merck & Co Inc filed Critical Merck & Co Inc
Publication of CH389601A publication Critical patent/CH389601A/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)
CH7681759A 1958-08-11 1959-08-11 Process for the preparation of 16a-alkyl-5,6-dihalo-3B, 17a-dihydroxypregnan-20-ones CH389601A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US75418158A 1958-08-11 1958-08-11
US759116A US3068228A (en) 1958-09-05 1958-09-05 16alpha-lower alkyl pregnane and choleno derivatives

Publications (1)

Publication Number Publication Date
CH389601A true CH389601A (en) 1965-03-31

Family

ID=27115884

Family Applications (1)

Application Number Title Priority Date Filing Date
CH7681759A CH389601A (en) 1958-08-11 1959-08-11 Process for the preparation of 16a-alkyl-5,6-dihalo-3B, 17a-dihydroxypregnan-20-ones

Country Status (4)

Country Link
BE (1) BE581499A (en)
CH (1) CH389601A (en)
ES (1) ES251602A1 (en)
GB (1) GB928226A (en)

Also Published As

Publication number Publication date
BE581499A (en) 1960-02-08
ES251602A1 (en) 1960-01-01
GB928226A (en) 1963-06-12

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