CH622533A5 - - Google Patents

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Publication number
CH622533A5
CH622533A5 CH117376A CH117376A CH622533A5 CH 622533 A5 CH622533 A5 CH 622533A5 CH 117376 A CH117376 A CH 117376A CH 117376 A CH117376 A CH 117376A CH 622533 A5 CH622533 A5 CH 622533A5
Authority
CH
Switzerland
Prior art keywords
formula
compound
mixture
solvent
alkylcycloalkanoyl
Prior art date
Application number
CH117376A
Other languages
German (de)
English (en)
Inventor
Milan Radoje Uskokovic
Thomas Albert Narwid
Jerome Anthony Iacobelli
Enrico Baggiolini
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 CH622533A5 publication Critical patent/CH622533A5/de

Links

Classifications

    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P3/00—Drugs for disorders of the metabolism
    • A61P3/02—Nutrients, e.g. vitamins, minerals
    • 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
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Obesity (AREA)
  • Diabetes (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Nutrition Science (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Steroid Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
CH117376A 1975-02-24 1976-01-30 CH622533A5 (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/552,027 US3993675A (en) 1975-02-24 1975-02-24 Process for the preparation of 1α,25-dihydroxycholecalciferol

Publications (1)

Publication Number Publication Date
CH622533A5 true CH622533A5 (nl) 1981-04-15

Family

ID=24203649

Family Applications (1)

Application Number Title Priority Date Filing Date
CH117376A CH622533A5 (nl) 1975-02-24 1976-01-30

Country Status (9)

Country Link
US (1) US3993675A (nl)
JP (2) JPS591278B2 (nl)
AT (1) AT351187B (nl)
BE (1) BE838823A (nl)
CH (1) CH622533A5 (nl)
DE (1) DE2607322C2 (nl)
FR (1) FR2301503A1 (nl)
GB (2) GB1539062A (nl)
NL (1) NL173172C (nl)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4058538A (en) * 1975-01-27 1977-11-15 The Upjohn Company 3α,5α-Cyclo-6β-alkoxy-α22 -bis-nor cholestene derivatives
US4206131A (en) * 1978-06-19 1980-06-03 The Upjohn Company Compounds and process
JPS557215A (en) * 1978-06-30 1980-01-19 Teijin Ltd Preparation of active vitamin d3 or its oh-protected derivative and/or its corresponding previtamin d3 or its oh-protected derivative
US4225525A (en) * 1979-02-08 1980-09-30 Hoffmann-La Roche Inc. Vitamin D3 metabolite derivatives
US4196133A (en) * 1979-03-05 1980-04-01 Wisconsin Alumni Research Foundation 24,24-Difluoro-25-hydroxycholecalciferol
US4201881A (en) * 1979-03-28 1980-05-06 Wisconsin Alumni Research Foundation 24,24-Difluoro-1α,25-dihydroxycholecalciferol
US4264513A (en) * 1979-05-21 1981-04-28 Wisconsin Alumni Research Foundation 1α-hydroxy-25-keto-27-nor-cholecalciferol and processes for preparing same
FR2457282A1 (fr) * 1979-05-23 1980-12-19 Roussel Uclaf Nouveau derive du 1a,25 dihydroxy cholecalciferol, son procede de preparation et son application comme medicament
EP0028484B1 (en) * 1979-10-23 1985-08-14 Teijin Limited Process for the preparation of active-type vitamin d3 compounds and of the cholesta-5,7-diene precursors, and products so obtained
DE3270978D1 (en) * 1981-07-17 1986-06-12 Duphar Int Res Method of preparing 1-alpha-hydroxyvitamin d and 1-alpha-hydroxy-previtamin d compounds, and adduct of a previtamin d or tachysterol compound with a suitable dienophile
KR0144358B1 (ko) * 1988-04-21 1998-07-15 피. 라이달 크리스텐슨 비타민 d 동족체
US5952317A (en) * 1995-09-21 1999-09-14 Wisconsin Alumni Research Foundation Calcitriol derivatives and their uses
US5976784A (en) * 1996-09-20 1999-11-02 Wisconsin Alumni Research Foundation Calcitriol derivatives and their uses
US8715708B2 (en) * 2005-08-31 2014-05-06 University Of Maryland Cyclic acetal biomaterials
CN113368080B (zh) * 2020-02-25 2023-11-17 香港中文大学 稳定的、生物粘附的、扩散限制性团聚体

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3833622A (en) * 1969-03-17 1974-09-03 Upjohn Co Crystalline 25-hydroxycholecalciferol hydrate and structurally related compounds
US3741996A (en) * 1971-12-02 1973-06-26 Wisconsin Alumni Res Found 1{60 -hydroxycholecalciferol
US3901928A (en) * 1973-01-10 1975-08-26 Robert Henry Hesse 1' ,3' -dihydroxy steroid-5-enes method of preparing same and their use for preparing 1' -hydroxy-25-hydrogen vitamin d compounds
US3887545A (en) * 1973-11-12 1975-06-03 Hoffmann La Roche Synthesis of 1{60 -hydroxylated cholesterol derivatives

Also Published As

Publication number Publication date
JPS591278B2 (ja) 1984-01-11
ATA126776A (de) 1978-12-15
FR2301503B1 (nl) 1980-02-29
GB1539062A (en) 1979-01-24
DE2607322A1 (de) 1976-09-02
DE2607322C2 (de) 1983-06-01
NL7601872A (nl) 1976-08-26
BE838823A (fr) 1976-08-23
FR2301503A1 (fr) 1976-09-17
JPS58116457A (ja) 1983-07-11
AT351187B (de) 1979-07-10
NL173172C (nl) 1983-12-16
US3993675A (en) 1976-11-23
GB1539061A (en) 1979-01-24
JPS5912666B2 (ja) 1984-03-24
JPS51108050A (nl) 1976-09-25

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Legal Events

Date Code Title Description
PUE Assignment

Owner name: F. HOFFMANN-LA ROCHE AG

PL Patent ceased