GB1455789A - 5-cholestene derivatives - Google Patents

5-cholestene derivatives

Info

Publication number
GB1455789A
GB1455789A GB967374A GB967374A GB1455789A GB 1455789 A GB1455789 A GB 1455789A GB 967374 A GB967374 A GB 967374A GB 967374 A GB967374 A GB 967374A GB 1455789 A GB1455789 A GB 1455789A
Authority
GB
United Kingdom
Prior art keywords
cholestene
derivatives
march
protecting group
steroids
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
GB967374A
Other languages
English (en)
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.)
Eisai Co Ltd
Original Assignee
Eisai 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
Priority claimed from JP2426273A external-priority patent/JPS5324420B2/ja
Priority claimed from JP2426173A external-priority patent/JPS5320983B2/ja
Application filed by Eisai Co Ltd filed Critical Eisai Co Ltd
Publication of GB1455789A publication Critical patent/GB1455789A/en
Expired 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

  • Steroid Compounds (AREA)
GB967374A 1973-03-02 1974-03-04 5-cholestene derivatives Expired GB1455789A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2426273A JPS5324420B2 (de) 1973-03-02 1973-03-02
JP2426173A JPS5320983B2 (de) 1973-03-02 1973-03-02

Publications (1)

Publication Number Publication Date
GB1455789A true GB1455789A (en) 1976-11-17

Family

ID=26361758

Family Applications (1)

Application Number Title Priority Date Filing Date
GB967374A Expired GB1455789A (en) 1973-03-02 1974-03-04 5-cholestene derivatives

Country Status (4)

Country Link
DE (1) DE2409971C3 (de)
FR (1) FR2219943B1 (de)
GB (1) GB1455789A (de)
NL (1) NL7402846A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH628907A5 (en) * 1975-10-10 1982-03-31 Hoffmann La Roche Process for the preparation of 24,25-dihydroxycholesterol derivatives
US4933157A (en) * 1988-06-27 1990-06-12 The University Of Michigan Radioiodinated arylaliphatic ether analogues of cholesterol
CA2275683A1 (en) 1996-12-20 1998-07-02 Frederik Christian Gronvald Meiosis regulating compounds

Also Published As

Publication number Publication date
DE2409971A1 (de) 1974-09-05
FR2219943A1 (de) 1974-09-27
FR2219943B1 (de) 1976-04-30
DE2409971B2 (de) 1977-07-21
DE2409971C3 (de) 1978-03-23
NL7402846A (de) 1974-09-04

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee