JPH0419990B2 - - Google Patents

Info

Publication number
JPH0419990B2
JPH0419990B2 JP59026995A JP2699584A JPH0419990B2 JP H0419990 B2 JPH0419990 B2 JP H0419990B2 JP 59026995 A JP59026995 A JP 59026995A JP 2699584 A JP2699584 A JP 2699584A JP H0419990 B2 JPH0419990 B2 JP H0419990B2
Authority
JP
Japan
Prior art keywords
compound
ethyl acetate
solvent
silica gel
dihydroxy
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 - Lifetime
Application number
JP59026995A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60172960A (ja
Inventor
Hiroaki Takayama
Sachiko Yamada
Keiko Nakayama
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.)
Chugai Pharmaceutical Co Ltd
Original Assignee
Chugai Pharmaceutical Co 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 Chugai Pharmaceutical Co Ltd filed Critical Chugai Pharmaceutical Co Ltd
Priority to JP59026995A priority Critical patent/JPS60172960A/ja
Publication of JPS60172960A publication Critical patent/JPS60172960A/ja
Publication of JPH0419990B2 publication Critical patent/JPH0419990B2/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)
JP59026995A 1984-02-17 1984-02-17 新規なビタミンｄ↓３誘導体 Granted JPS60172960A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59026995A JPS60172960A (ja) 1984-02-17 1984-02-17 新規なビタミンｄ↓３誘導体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59026995A JPS60172960A (ja) 1984-02-17 1984-02-17 新規なビタミンｄ↓３誘導体

Publications (2)

Publication Number Publication Date
JPS60172960A JPS60172960A (ja) 1985-09-06
JPH0419990B2 true JPH0419990B2 (en:Method) 1992-03-31

Family

ID=12208738

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59026995A Granted JPS60172960A (ja) 1984-02-17 1984-02-17 新規なビタミンｄ↓３誘導体

Country Status (1)

Country Link
JP (1) JPS60172960A (en:Method)

Family Cites Families (2)

* 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
JPS56161369A (en) * 1980-05-16 1981-12-11 Chugai Pharmaceut Co Ltd Novel vitamin d derivative

Also Published As

Publication number Publication date
JPS60172960A (ja) 1985-09-06

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