CH626096A5 - - Google Patents

Download PDF

Info

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

Links

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 (US07935154-20110503-C00006.png)

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 (US07935154-20110503-C00006.png) 1981-10-30

Family

ID=24499675

Family Applications (2)

Application Number Title Priority Date Filing Date
CH774080A CH626097A5 (US07935154-20110503-C00006.png) 1975-10-20 1980-10-16
CH773980A CH626096A5 (US07935154-20110503-C00006.png) 1975-10-20 1980-10-16

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH774080A CH626097A5 (US07935154-20110503-C00006.png) 1975-10-20 1980-10-16

Country Status (2)

Country Link
US (1) US4038272A (US07935154-20110503-C00006.png)
CH (2) CH626097A5 (US07935154-20110503-C00006.png)

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
US4224231A (en) * 1979-09-04 1980-09-23 Wisconsin Alumni Research Foundation Derivatives of 25-hydroxycholecalciferol
US4229359A (en) * 1979-09-04 1980-10-21 Wisconsin Alumni Research Foundation Derivatives of 25-hydroxycholecalciferol
DE3265509D1 (en) * 1981-04-29 1985-09-26 Hoffmann La Roche Process for the preparation of cholesterol derivatives, and intermediate derivatives therefor
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
ATE322477T1 (de) * 1997-05-16 2006-04-15 Woman & Infants Hospital 3-epi-vitamin d2 verbindungen und ihre anwendungen
WO1998051678A1 (en) * 1997-05-16 1998-11-19 Women & Infants Hospital CYCLIC ETHER VITAMIN D3 COMPOUNDS, 1α (OH) 3-EPI-VITAMIN D3 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
CH626097A5 (US07935154-20110503-C00006.png) 1981-10-30
US4038272A (en) 1977-07-26

Similar Documents

Publication Publication Date Title
Stork et al. The Stereochemistry of the Lithium-Ammonia Reduction of α, β-Unsaturated Ketones
CH651292A5 (de) Bicyclo(3,3,0)octan-derivate.
DE2453648B2 (de) Verfahren zur Herstellung von 1 a -Hydroxycholesterinen sowie 1 alpha , 2 a -Epoxy-6 ß sulfonyloxyderivate des S a -Cholestan-3-ons als Zwischenprodukte
DE2424498C3 (de) Verfahren zur Herstellung von 25-Hydroxycholesterin
CH626096A5 (US07935154-20110503-C00006.png)
DE1958600A1 (de) Neue Isoxazolderivate und deren Herstellung
DE2319017C3 (de) Verfahren zur Herstellung von Prostaglandinen der Eins-Reihe
DE2645527A1 (de) Neue cholesterinderivate
EP0107806A1 (de) Verfahren zur Herstellung von optisch aktiven Hydrochinonderivaten sowie von d-alpha-Tocopherol
DE2511410C2 (de) 12-Oxo-15-hydroxy-tetradecancarbonsäurelactone und Verfahren zu ihrer Herstellung
EP0285548B1 (de) Verfahren zur Herstellung von 17alpha-Ethinyl-17beta-hydroxy-18-methyl-4,15-estradien-3-on und die neuen Zwischenprodukte für dieses Verfahren
AT361642B (de) Verfahren zur herstellung von neuen cholesterinderivaten
EP0004098A1 (de) Cholestanderivate und Verfahren zu deren Herstellung
DE2212589C3 (de) Verfahren zur Herstellung von 13 beta-R-4,9,11-gonatrienen und 13 beta-R-4,5-seco-9,l 1-gonadiene als Z wise henproduk te
DD251356A5 (de) Verfahren zur herstellung von 17a-ethilnyl-17beta-hydroxy-18-methyl-4,15-estradien-3-on und die neuen ausgangsverbindungen fuer dieses verfahren
DE2166797C2 (de) Optisch aktive tricyclische Lactonaldehyde und Verfahren zu deren Herstellung
EP0381622B1 (de) Verfahren zur Herstellung von Dihalogenbutyraldehyden
DE3712586C2 (US07935154-20110503-C00006.png)
DE1293153B (de) Verfahren zur Herstellung von Estern des 3, 7-Dimethyl-octadien-(1, 7)-ol-(3)
DE2705927C2 (de) Verfahren zur Herstellung von A-B-Ring aromatischen Steroiden
CH320945A (de) Verfahren zur Herstellung bromierter Pregnanderivate
DE2222544C3 (de) Neue 16,17-Secoöstradi- und triene Verfahren zu ihrer Herstellung sowie diese enthaltendes Mittel
DE1264441B (de) Verfahren zur Herstellung von 17alpha-AEthinyl-delta 5(10-19-nor-androsten-17beta-ol-3-on und 17alpha-AEthynil-19-nor-testosteron sowie dessen Estern
AT347610B (de) Verfahren zur herstellung neuer ausgangsstoffe fuer die synthese von prostaglandinen der ''eins''-reihe
KR100679115B1 (ko) 1-알파-히드록시콜레칼시페롤 유도체의 제조방법

Legal Events

Date Code Title Description
PL Patent ceased