CH555821A - Verfahren zur herstellung von (delta)4-3-keto-6(alpha)-alkyl-19norsteroiden. - Google Patents

Verfahren zur herstellung von (delta)4-3-keto-6(alpha)-alkyl-19norsteroiden.

Info

Publication number
CH555821A
CH555821A CH413471A CH413471A CH555821A CH 555821 A CH555821 A CH 555821A CH 413471 A CH413471 A CH 413471A CH 413471 A CH413471 A CH 413471A CH 555821 A CH555821 A CH 555821A
Authority
CH
Switzerland
Prior art keywords
19nor
keto
steroids
delta
alpha
Prior art date
Application number
CH413471A
Other languages
German (de)
English (en)
Original Assignee
Organon Nv
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 Organon Nv filed Critical Organon Nv
Publication of CH555821A publication Critical patent/CH555821A/xx

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
    • C07J7/0005—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of two carbon atoms not substituted in position 21
    • C07J7/001—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of two carbon atoms not substituted in position 21 substituted in position 20 by a keto group
    • C07J7/0015—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of two carbon atoms not substituted in position 21 substituted in position 20 by a keto group not substituted in position 17 alfa
    • C07J7/002—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of two carbon atoms not substituted in position 21 substituted in position 20 by a keto group not substituted in position 17 alfa not substituted in position 16
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J1/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, not substituted in position 17 beta by a carbon atom, e.g. estrane, androstane
    • C07J1/0051—Estrane derivatives
    • C07J1/0059—Estrane derivatives substituted in position 17 by a keto group
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J1/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, not substituted in position 17 beta by a carbon atom, e.g. estrane, androstane
    • C07J1/0051—Estrane derivatives
    • C07J1/0066—Estrane derivatives substituted in position 17 beta not substituted in position 17 alfa
    • C07J1/007—Estrane derivatives substituted in position 17 beta not substituted in position 17 alfa the substituent being an OH group free esterified or etherified
    • C07J1/0074—Esters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH413471A 1970-03-24 1971-03-22 Verfahren zur herstellung von (delta)4-3-keto-6(alpha)-alkyl-19norsteroiden. CH555821A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7004241A NL7004241A (OSRAM) 1970-03-24 1970-03-24

Publications (1)

Publication Number Publication Date
CH555821A true CH555821A (de) 1974-11-15

Family

ID=19809667

Family Applications (1)

Application Number Title Priority Date Filing Date
CH413471A CH555821A (de) 1970-03-24 1971-03-22 Verfahren zur herstellung von (delta)4-3-keto-6(alpha)-alkyl-19norsteroiden.

Country Status (7)

Country Link
US (1) US3737427A (OSRAM)
JP (1) JPS528827B1 (OSRAM)
CH (1) CH555821A (OSRAM)
DE (1) DE2114357A1 (OSRAM)
FR (1) FR2085066A5 (OSRAM)
GB (1) GB1322414A (OSRAM)
NL (1) NL7004241A (OSRAM)

Also Published As

Publication number Publication date
GB1322414A (en) 1973-07-04
NL7004241A (OSRAM) 1971-09-28
JPS528827B1 (OSRAM) 1977-03-11
US3737427A (en) 1973-06-05
FR2085066A5 (OSRAM) 1971-12-17
DE2114357A1 (de) 1971-10-07

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Legal Events

Date Code Title Description
PL Patent ceased