BE872467A - Procede de preparation de la -lactone de l'acide 17-hydroxy-3-oxo-17-pregna-4 - Google Patents

Procede de preparation de la -lactone de l'acide 17-hydroxy-3-oxo-17-pregna-4

Info

Publication number
BE872467A
BE872467A BE192095A BE192095A BE872467A BE 872467 A BE872467 A BE 872467A BE 192095 A BE192095 A BE 192095A BE 192095 A BE192095 A BE 192095A BE 872467 A BE872467 A BE 872467A
Authority
BE
Belgium
Prior art keywords
pregna
oxo
hydroxy
acid
preparing lactone
Prior art date
Application number
BE192095A
Other languages
English (en)
Original Assignee
Searle & Co
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 Searle & Co filed Critical Searle & Co
Publication of BE872467A publication Critical patent/BE872467A/fr

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J21/00Normal steroids containing carbon, hydrogen, halogen or oxygen having an oxygen-containing hetero ring spiro-condensed with the cyclopenta(a)hydrophenanthrene skeleton
    • C07J21/001Lactones
    • C07J21/003Lactones at position 17

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
  • Hydrogenated Pyridines (AREA)
  • Pyrrole Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE192095A 1977-12-02 1978-12-01 Procede de preparation de la -lactone de l'acide 17-hydroxy-3-oxo-17-pregna-4 BE872467A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/856,886 US4155906A (en) 1977-12-02 1977-12-02 Process for preparing steroidal 3-oxo-4,6-dienes such as 17-hydroxy-3-oxo-17α-pregna-4,6-diene-21-carboxylic acidγ-lactone

Publications (1)

Publication Number Publication Date
BE872467A true BE872467A (fr) 1979-06-01

Family

ID=25324710

Family Applications (1)

Application Number Title Priority Date Filing Date
BE192095A BE872467A (fr) 1977-12-02 1978-12-01 Procede de preparation de la -lactone de l'acide 17-hydroxy-3-oxo-17-pregna-4

Country Status (8)

Country Link
US (1) US4155906A (fr)
JP (1) JPS5495554A (fr)
BE (1) BE872467A (fr)
DE (1) DE2852145A1 (fr)
FR (1) FR2410659A1 (fr)
GB (1) GB2010277A (fr)
IT (1) IT1158153B (fr)
NL (1) NL7811806A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5655400A (en) * 1979-10-12 1981-05-15 Mitsubishi Chem Ind Ltd Improved preparation process of 4,6-dien-3-one steroid
CN104327150B (zh) * 2014-09-11 2016-08-24 浙江神洲药业有限公司 一种螺内酯中间体坎利酮的合成方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2216276B1 (fr) * 1973-02-06 1976-11-05 Roussel Uclaf

Also Published As

Publication number Publication date
US4155906A (en) 1979-05-22
JPS5495554A (en) 1979-07-28
FR2410659A1 (fr) 1979-06-29
IT1158153B (it) 1987-02-18
DE2852145A1 (de) 1979-06-07
NL7811806A (nl) 1979-06-06
IT7852164A0 (it) 1978-12-01
GB2010277A (en) 1979-06-27

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