NL8703151A - Werkwijze voor de bereiding van 16-dehydro-20-oxopregnanderivaten. - Google Patents

Werkwijze voor de bereiding van 16-dehydro-20-oxopregnanderivaten. Download PDF

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Publication number
NL8703151A
NL8703151A NL8703151A NL8703151A NL8703151A NL 8703151 A NL8703151 A NL 8703151A NL 8703151 A NL8703151 A NL 8703151A NL 8703151 A NL8703151 A NL 8703151A NL 8703151 A NL8703151 A NL 8703151A
Authority
NL
Netherlands
Prior art keywords
acid
dinor
oxo
process according
starting material
Prior art date
Application number
NL8703151A
Other languages
English (en)
Dutch (nl)
Original Assignee
Richter Gedeon Vegyeszet
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 Richter Gedeon Vegyeszet filed Critical Richter Gedeon Vegyeszet
Publication of NL8703151A publication Critical patent/NL8703151A/nl

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J21/00—Normal steroids containing carbon, hydrogen, halogen or oxygen having an oxygen-containing hetero ring spiro-condensed with the cyclopenta(a)hydrophenanthrene skeleton
    • C07J21/005—Ketals
    • C07J21/006—Ketals at position 3
    • 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
    • C07J13/00—Normal steroids containing carbon, hydrogen, halogen or oxygen having a carbon-to-carbon double bond from or to position 17
    • C07J13/007—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 17 (20)
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J41/00—Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring
    • C07J41/0005—Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring the nitrogen atom being directly linked to the cyclopenta(a)hydro phenanthrene skeleton
    • C07J41/0016—Oximes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
NL8703151A 1986-12-29 1987-12-29 Werkwijze voor de bereiding van 16-dehydro-20-oxopregnanderivaten. NL8703151A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
HU549986A HU198736B (en) 1986-12-29 1986-12-29 Process for producing 16-dehydro-20-oxopregnane derivatives
HU549986 1986-12-29

Publications (1)

Publication Number Publication Date
NL8703151A true NL8703151A (nl) 1988-07-18

Family

ID=10970368

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8703151A NL8703151A (nl) 1986-12-29 1987-12-29 Werkwijze voor de bereiding van 16-dehydro-20-oxopregnanderivaten.

Country Status (4)

Country Link
JP (1) JPH0830076B2 (ja)
GB (1) GB2199325B (ja)
HU (1) HU198736B (ja)
NL (1) NL8703151A (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2720747B1 (fr) * 1994-06-02 1996-07-12 Roussel Uclaf Nouveau procédé de préparation d'un stéroïde 16béta-méthyl et nouveaux intermédiaires.
US8017793B2 (en) 2004-05-14 2011-09-13 Shionogi & Co., Ltd. Oxidation of alcohol with use of hydrogen peroxide and tungsten catalyst
CN1907998B (zh) * 2005-08-05 2010-05-26 天津天药药业股份有限公司 地塞米松系列产品中间体21-甲基四烯物的精制工艺方法
CN105622700B (zh) * 2016-01-29 2017-12-22 山东赛托生物科技股份有限公司 一种甾体中间体甲基四烯物的合成方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0007766A2 (en) * 1978-07-31 1980-02-06 The Upjohn Company Epoxypregnadienes, hydroxypregnatrienes, process for their preparation and process for their conversion to precursors of useful anti-inflammatory agents
US4189430A (en) * 1978-07-31 1980-02-19 The Upjohn Company Epoxide process

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0007766A2 (en) * 1978-07-31 1980-02-06 The Upjohn Company Epoxypregnadienes, hydroxypregnatrienes, process for their preparation and process for their conversion to precursors of useful anti-inflammatory agents
US4189430A (en) * 1978-07-31 1980-02-19 The Upjohn Company Epoxide process

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
G. PAYNE ET AL: "Reactions of Hydrogen Peroxide. IV Sodium Tungstate Catalysed Epoxidation of alpha.beta-Unsaturated Acids", JOURNAL OF ORGANIC CHEMISTRY, vol. 24, EASTON US, pages 54 - 55 *

Also Published As

Publication number Publication date
GB8730269D0 (en) 1988-02-03
GB2199325B (en) 1990-04-25
HU198736B (en) 1989-11-28
HUT46035A (en) 1988-09-28
GB2199325A (en) 1988-07-06
JPH0830076B2 (ja) 1996-03-27
JPS63190898A (ja) 1988-08-08

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BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed