CH626096A5 - - Google Patents

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Publication number
CH626096A5
CH626096A5 CH773980A CH773980A CH626096A5 CH 626096 A5 CH626096 A5 CH 626096A5 CH 773980 A CH773980 A CH 773980A CH 773980 A CH773980 A CH 773980A CH 626096 A5 CH626096 A5 CH 626096A5
Authority
CH
Switzerland
Prior art keywords
formula
compound
solvent
lower alkyl
aluminum hydride
Prior art date
Application number
CH773980A
Other languages
German (de)
English (en)
Inventor
John Joseph Partridge
Milan Radoje Uskokovic
Original Assignee
Hoffmann La Roche
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 Hoffmann La Roche filed Critical Hoffmann La Roche
Publication of CH626096A5 publication Critical patent/CH626096A5/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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J9/00—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of more than two carbon atoms, e.g. cholane, cholestane, coprostane

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
CH773980A 1975-10-20 1980-10-16 CH626096A5 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/623,859 US4038272A (en) 1975-10-20 1975-10-20 Stereospecific syntheses of 24r,25- and 24s,25-dihydroxycholesterol and alkanoyl derivatives thereof

Publications (1)

Publication Number Publication Date
CH626096A5 true CH626096A5 (da) 1981-10-30

Family

ID=24499675

Family Applications (2)

Application Number Title Priority Date Filing Date
CH774080A CH626097A5 (da) 1975-10-20 1980-10-16
CH773980A CH626096A5 (da) 1975-10-20 1980-10-16

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH774080A CH626097A5 (da) 1975-10-20 1980-10-16

Country Status (2)

Country Link
US (1) US4038272A (da)
CH (2) CH626097A5 (da)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4260549A (en) * 1979-05-21 1981-04-07 Wisconsin Alumni Research Foundation Process for preparing 1α-hydroxylated compounds
US4229359A (en) * 1979-09-04 1980-10-21 Wisconsin Alumni Research Foundation Derivatives of 25-hydroxycholecalciferol
US4224231A (en) * 1979-09-04 1980-09-23 Wisconsin Alumni Research Foundation Derivatives of 25-hydroxycholecalciferol
ATE15050T1 (de) * 1981-04-29 1985-09-15 Hoffmann La Roche Verfahren zur herstellung von cholesterinderivaten und zwischenprodukte dafuer.
JP3070141B2 (ja) * 1991-05-20 2000-07-24 チッソ株式会社 光学活性アルケニルエチレングリコール類およびその製造方法
US6100294A (en) * 1997-05-16 2000-08-08 Women And Infants Hospital Cyclic ether vitamin D3 compounds, 1α(OH) 3-epi-vitamin D3 compounds and uses thereof
EP0981514B1 (en) * 1997-05-16 2006-04-05 Woman & Infants Hospital 3-epi vitamin d2 compounds and uses thereof

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3928397A (en) * 1973-03-02 1975-12-23 Eisai Co Ltd New 5-cholestene derivatives and preparation thereof
US3822254A (en) * 1973-05-21 1974-07-02 Hoffmann La Roche Synthesis of 25-hydroxycholesterol
US3959320A (en) * 1974-09-23 1976-05-25 The Upjohn Company Process and compounds

Also Published As

Publication number Publication date
US4038272A (en) 1977-07-26
CH626097A5 (da) 1981-10-30

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Legal Events

Date Code Title Description
PL Patent ceased