JPS6220997B2 - - Google Patents

Info

Publication number
JPS6220997B2
JPS6220997B2 JP54094183A JP9418379A JPS6220997B2 JP S6220997 B2 JPS6220997 B2 JP S6220997B2 JP 54094183 A JP54094183 A JP 54094183A JP 9418379 A JP9418379 A JP 9418379A JP S6220997 B2 JPS6220997 B2 JP S6220997B2
Authority
JP
Japan
Prior art keywords
hydroxyl group
hydrogen atom
group
carbon
reaction
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
JP54094183A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5618999A (en
Inventor
Osamu Nishikawa
Kenji Ishimaru
Tooru Takeshita
Hideki Tsuruta
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.)
Teijin Ltd
Original Assignee
Teijin Ltd
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 Teijin Ltd filed Critical Teijin Ltd
Priority to JP9418379A priority Critical patent/JPS5618999A/ja
Priority to DE8080300426T priority patent/DE3064789D1/de
Priority to CA000345624A priority patent/CA1138859A/fr
Priority to EP82200223A priority patent/EP0055999B1/fr
Priority to DE8282200223T priority patent/DE3069391D1/de
Priority to EP80300426A priority patent/EP0015122B1/fr
Priority to DK063080A priority patent/DK162648C/da
Priority to US06/121,857 priority patent/US4292249A/en
Publication of JPS5618999A publication Critical patent/JPS5618999A/ja
Priority to DK233585A priority patent/DK233585A/da
Publication of JPS6220997B2 publication Critical patent/JPS6220997B2/ja
Granted legal-status Critical Current

Links

Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/55Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Steroid Compounds (AREA)
JP9418379A 1979-02-15 1979-07-26 Preparation of 25-hydroxy-24-oxocholestane derivative Granted JPS5618999A (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
JP9418379A JPS5618999A (en) 1979-07-26 1979-07-26 Preparation of 25-hydroxy-24-oxocholestane derivative
EP80300426A EP0015122B1 (fr) 1979-02-15 1980-02-14 Dérivés du 25-hydroxy-24-oxo cholestane et leur préparation
CA000345624A CA1138859A (fr) 1979-02-15 1980-02-14 Derives de 25-hydroxy-24-oxocholestane, et leur preparation
EP82200223A EP0055999B1 (fr) 1979-02-15 1980-02-14 Vitamine D3
DE8282200223T DE3069391D1 (en) 1979-02-15 1980-02-14 Vitamin d3
DE8080300426T DE3064789D1 (en) 1979-02-15 1980-02-14 New 25-hydroxy-24-oxocholestane derivatives and preparation thereof
DK063080A DK162648C (da) 1979-02-15 1980-02-14 3beta,25-dihydroxy-24-oxocholest-5-en-derivater og fremgangsmaade til fremstilling heraf
US06/121,857 US4292249A (en) 1979-02-15 1980-02-15 25-Hydroxy-24-oxocholestane derivatives and preparation thereof
DK233585A DK233585A (da) 1979-02-15 1985-05-24 Analogifremgangsmaade til fremstilling af 25-hydroxy-24-oxocholecalciferoler og mellemprodukter til brug herved

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9418379A JPS5618999A (en) 1979-07-26 1979-07-26 Preparation of 25-hydroxy-24-oxocholestane derivative

Publications (2)

Publication Number Publication Date
JPS5618999A JPS5618999A (en) 1981-02-23
JPS6220997B2 true JPS6220997B2 (fr) 1987-05-11

Family

ID=14103197

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9418379A Granted JPS5618999A (en) 1979-02-15 1979-07-26 Preparation of 25-hydroxy-24-oxocholestane derivative

Country Status (1)

Country Link
JP (1) JPS5618999A (fr)

Also Published As

Publication number Publication date
JPS5618999A (en) 1981-02-23

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