GB1551120A - Process for the manufacture of 16-20-keto-steroids - Google Patents

Process for the manufacture of 16-20-keto-steroids

Info

Publication number
GB1551120A
GB1551120A GB19126/76A GB1912676A GB1551120A GB 1551120 A GB1551120 A GB 1551120A GB 19126/76 A GB19126/76 A GB 19126/76A GB 1912676 A GB1912676 A GB 1912676A GB 1551120 A GB1551120 A GB 1551120A
Authority
GB
United Kingdom
Prior art keywords
keto
steroids
manufacture
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
GB19126/76A
Other languages
English (en)
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.)
Bayer Pharma AG
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 GB1551120A publication Critical patent/GB1551120A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J13/00—Normal steroids containing carbon, hydrogen, halogen or oxygen having a carbon-to-carbon double bond from or to position 17
    • C07J13/005—Normal steroids containing carbon, hydrogen, halogen or oxygen having a carbon-to-carbon double bond from or to position 17 with double bond in position 16 (17)
    • 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
    • C07J1/0003—Androstane derivatives
    • C07J1/0033—Androstane derivatives substituted in position 17 alfa and 17 beta
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J17/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, having an oxygen-containing hetero ring not condensed with the cyclopenta(a)hydrophenanthrene skeleton

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
GB19126/76A 1975-05-09 1976-05-10 Process for the manufacture of 16-20-keto-steroids Expired GB1551120A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752521231 DE2521231A1 (de) 1975-05-09 1975-05-09 Verfahren zur herstellung von 21- hydroxy-16-pregnen-20-on-derivaten

Publications (1)

Publication Number Publication Date
GB1551120A true GB1551120A (en) 1979-08-22

Family

ID=5946424

Family Applications (1)

Application Number Title Priority Date Filing Date
GB19126/76A Expired GB1551120A (en) 1975-05-09 1976-05-10 Process for the manufacture of 16-20-keto-steroids

Country Status (10)

Country Link
US (1) US4089852A (enExample)
JP (1) JPS51138668A (enExample)
BE (1) BE841577A (enExample)
DE (1) DE2521231A1 (enExample)
DK (1) DK141532C (enExample)
FR (1) FR2310355A1 (enExample)
GB (1) GB1551120A (enExample)
IE (1) IE43105B1 (enExample)
LU (1) LU74903A1 (enExample)
NL (1) NL7604836A (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2704130A1 (de) * 1977-01-28 1978-08-10 Schering Ag Verfahren zur herstellung von 17 beta- hydroxy-20-alkoxy-pregnan-21-saeure-derivaten
US4216159A (en) * 1978-05-25 1980-08-05 The Upjohn Company Synthesis of 16-unsaturated pregnanes from 17-keto steroids
US4357279A (en) * 1981-05-18 1982-11-02 The Upjohn Company Preparation of corticoids from 17-keto steroids
FR2721927B1 (fr) 1994-07-01 1996-08-09 Roussel Uclaf Nouveau procede de preparation de derives steroides 20-oxo 17 alpha, 21-dihydroxyles et nouveaux intermediaires

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3793350A (en) * 1971-10-01 1974-02-19 Syntex Corp Process for preparing 17alpha,21-dihydroxy-20-keto-pregnanes,derivatives and intermediates thereof

Also Published As

Publication number Publication date
DE2521231A1 (de) 1976-11-18
DK140576A (da) 1976-11-10
FR2310355B1 (enExample) 1979-05-25
BE841577A (fr) 1976-11-08
US4089852A (en) 1978-05-16
FR2310355A1 (fr) 1976-12-03
DK141532C (da) 1980-09-29
DK141532B (da) 1980-04-14
LU74903A1 (enExample) 1977-01-14
NL7604836A (nl) 1976-11-11
IE43105L (en) 1976-11-09
IE43105B1 (en) 1980-12-17
JPS51138668A (en) 1976-11-30

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee