JPS5661351A - 1alpha,25-dihydroxy-24-oxocholecalciferols and their preparation - Google Patents

1alpha,25-dihydroxy-24-oxocholecalciferols and their preparation

Info

Publication number
JPS5661351A
JPS5661351A JP13777179A JP13777179A JPS5661351A JP S5661351 A JPS5661351 A JP S5661351A JP 13777179 A JP13777179 A JP 13777179A JP 13777179 A JP13777179 A JP 13777179A JP S5661351 A JPS5661351 A JP S5661351A
Authority
JP
Japan
Prior art keywords
dihydroxy
compound
preparation
oxocholecalciferols
1alpha
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.)
Granted
Application number
JP13777179A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6258352B2 (enrdf_load_stackoverflow
Inventor
Osamu Nishikawa
Kenji Ishimaru
Toru 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 JP13777179A priority Critical patent/JPS5661351A/ja
Publication of JPS5661351A publication Critical patent/JPS5661351A/ja
Publication of JPS6258352B2 publication Critical patent/JPS6258352B2/ja
Granted legal-status Critical Current

Links

Classifications

    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP13777179A 1979-10-26 1979-10-26 1alpha,25-dihydroxy-24-oxocholecalciferols and their preparation Granted JPS5661351A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13777179A JPS5661351A (en) 1979-10-26 1979-10-26 1alpha,25-dihydroxy-24-oxocholecalciferols and their preparation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13777179A JPS5661351A (en) 1979-10-26 1979-10-26 1alpha,25-dihydroxy-24-oxocholecalciferols and their preparation

Publications (2)

Publication Number Publication Date
JPS5661351A true JPS5661351A (en) 1981-05-26
JPS6258352B2 JPS6258352B2 (enrdf_load_stackoverflow) 1987-12-05

Family

ID=15206439

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13777179A Granted JPS5661351A (en) 1979-10-26 1979-10-26 1alpha,25-dihydroxy-24-oxocholecalciferols and their preparation

Country Status (1)

Country Link
JP (1) JPS5661351A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6067423A (ja) * 1983-09-22 1985-04-17 Teijin Ltd 脱腫瘍剤

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5622763A (en) * 1979-08-02 1981-03-03 Teijin Ltd 25-hydroxy-24-oxovitamin d3, or its hydroxyl-protecting derivative and its preparation

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5622763A (en) * 1979-08-02 1981-03-03 Teijin Ltd 25-hydroxy-24-oxovitamin d3, or its hydroxyl-protecting derivative and its preparation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6067423A (ja) * 1983-09-22 1985-04-17 Teijin Ltd 脱腫瘍剤

Also Published As

Publication number Publication date
JPS6258352B2 (enrdf_load_stackoverflow) 1987-12-05

Similar Documents

Publication Publication Date Title
JPS5265259A (en) Synthesis of 16beta-alkylestradiol or its 17-esters
JPS5430146A (en) Novel anthracycline derivatives and their preparation
JPS5441856A (en) 1 hydroxyy244oxoovitamin d3 and its preparation
JPS5661351A (en) 1alpha,25-dihydroxy-24-oxocholecalciferols and their preparation
DE3265509D1 (en) Process for the preparation of cholesterol derivatives, and intermediate derivatives therefor
JPS55111460A (en) Novel vitamin d3 derivative and its preparation
JPS5622763A (en) 25-hydroxy-24-oxovitamin d3, or its hydroxyl-protecting derivative and its preparation
PT85624A (en) 13 alpha-alkylgonan-delta 9(11)-5,10-epoxide
JPS572298A (en) Erythromycin derivative
JPS5576858A (en) 24-fluoro-25-hydroxyvitamin d3 or its oh-protected derivative, and their preparation
JPS56122348A (en) 25-hydroxy-26,26,26-trifluorovitamin d3, its oh-protected derivative, and its preparation
JPS55111461A (en) 24,25,26-trihydroxyvitamin d3 or its derivative having protected hydroxyl group and its preparation
JPS5576857A (en) 24, 24-difluoro-25-hydroxyvitamin d3, its oh-protected derivative, and their preparation
AU515571B2 (en) Preparation of cyclo-1,3,2-oxazaphosphoryl derivatives
JPS5746949A (en) Production of fluorine-containing alpha-aminoacid derivative having hydroxyl group
JPS5692298A (en) Novel galloyl glucose
JPS5522655A (en) Preparation of 1alpha,24(r),25-trihydroxycholecalciferol
JPS56122349A (en) 25-hydroxy-26,26,26-trifluoro-27-norvitamin d3, its hydroxylprotected derivative, and their preparation
JPS5536442A (en) Sesquiterpene derivative and its preparation
JPS5463058A (en) 1beta-hydroxyvitamin d3
JPS55133400A (en) 24,24-difluorocholesterol derivative and its preparation
JPS57171932A (en) Cyclopentenone derivative and its production
JPS51122043A (en) Process for preparation of 3-hydroxy-5- cycloxycyclopento-1-ene deriva tives
JPS51125362A (en) Process for synthesizing echinatin glycosides
JPS51138650A (en) Process for preparing optically active trans-cyclopentene-3,5,-diolmon oester