CH618445A5 - - Google Patents

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Publication number
CH618445A5
CH618445A5 CH1167375A CH1167375A CH618445A5 CH 618445 A5 CH618445 A5 CH 618445A5 CH 1167375 A CH1167375 A CH 1167375A CH 1167375 A CH1167375 A CH 1167375A CH 618445 A5 CH618445 A5 CH 618445A5
Authority
CH
Switzerland
Prior art keywords
acetylene
formula
reaction
anion
cyclo
Prior art date
Application number
CH1167375A
Other languages
German (de)
English (en)
Inventor
William Glover Salmond
Original Assignee
Upjohn Co
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 Upjohn Co filed Critical Upjohn Co
Publication of CH618445A5 publication Critical patent/CH618445A5/de

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J53/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton has been modified by condensation with a carbocyclic rings or by formation of an additional ring by means of a direct link between two ring carbon atoms, including carboxyclic rings fused to the cyclopenta(a)hydrophenanthrene skeleton are included in this class

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
CH1167375A 1974-09-23 1975-09-09 CH618445A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/508,640 US3959320A (en) 1974-09-23 1974-09-23 Process and compounds

Publications (1)

Publication Number Publication Date
CH618445A5 true CH618445A5 (fr) 1980-07-31

Family

ID=24023493

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1167375A CH618445A5 (fr) 1974-09-23 1975-09-09

Country Status (7)

Country Link
US (1) US3959320A (fr)
JP (1) JPS5156444A (fr)
CH (1) CH618445A5 (fr)
DE (1) DE2540869A1 (fr)
FR (2) FR2289522A1 (fr)
GB (1) GB1502973A (fr)
NL (1) NL7511146A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4038272A (en) * 1975-10-20 1977-07-26 Hoffmann-La Roche Inc. Stereospecific syntheses of 24r,25- and 24s,25-dihydroxycholesterol and alkanoyl derivatives thereof
JPS5371056A (en) * 1976-12-08 1978-06-24 Chugai Pharmaceut Co Ltd Steroid derivs.
US4218489A (en) * 1977-06-08 1980-08-19 Z-L Limited Partnership Antioxidants, antioxidant compositions and methods of preparing and using same
US4157984A (en) * 1977-06-08 1979-06-12 Z-L Limited Antioxidants, antioxidant compositions and methods of preparing and using same
US4229358A (en) * 1978-07-26 1980-10-21 Wisconsin Alumni Research Foundation Fluorovitamin D compounds and processes for their preparation
US4226787A (en) * 1978-07-26 1980-10-07 Wisconsin Alumni Research Foundation Fluorovitamin D compounds and processes for their preparation

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3152152A (en) * 1962-06-21 1964-10-06 Upjohn Co 24-dehydro cholesterol analogs and the process for the preparation thereof
US3822254A (en) * 1973-05-21 1974-07-02 Hoffmann La Roche Synthesis of 25-hydroxycholesterol

Also Published As

Publication number Publication date
US3959320A (en) 1976-05-25
DE2540869A1 (de) 1976-04-01
GB1502973A (en) 1978-03-08
FR2296645A1 (fr) 1976-07-30
NL7511146A (nl) 1976-03-25
FR2296645B1 (fr) 1979-07-13
JPS5156444A (en) 1976-05-18
FR2289522B1 (fr) 1979-06-22
FR2289522A1 (fr) 1976-05-28

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Legal Events

Date Code Title Description
PL Patent ceased