CH622533A5 - - Google Patents
Download PDFInfo
- 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
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)
- Chemical Kinetics & Catalysis (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Diabetes (AREA)
- Hematology (AREA)
- Obesity (AREA)
- Nutrition Science (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (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)
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 (fr) | 1981-04-15 |
Family
ID=24203649
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH117376A CH622533A5 (fr) | 1975-02-24 | 1976-01-30 |
Country Status (9)
Country | Link |
---|---|
US (1) | US3993675A (fr) |
JP (2) | JPS591278B2 (fr) |
AT (1) | AT351187B (fr) |
BE (1) | BE838823A (fr) |
CH (1) | CH622533A5 (fr) |
DE (1) | DE2607322C2 (fr) |
FR (1) | FR2301503A1 (fr) |
GB (2) | GB1539062A (fr) |
NL (1) | NL173172C (fr) |
Families Citing this family (15)
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 (fr) * | 1979-10-23 | 1985-08-14 | Teijin Limited | Procédé de préparation de composés ayant une activité de type vitamine D3 et des cholesta-5,7,diène précurseurs et produits obtenus |
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)
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 |
-
1975
- 1975-02-24 US US05/552,027 patent/US3993675A/en not_active Expired - Lifetime
-
1976
- 1976-01-30 CH CH117376A patent/CH622533A5/de not_active IP Right Cessation
- 1976-02-20 JP JP51017160A patent/JPS591278B2/ja not_active Expired
- 1976-02-23 BE BE164533A patent/BE838823A/fr unknown
- 1976-02-23 DE DE2607322A patent/DE2607322C2/de not_active Expired
- 1976-02-23 AT AT126776A patent/AT351187B/de not_active IP Right Cessation
- 1976-02-23 FR FR7604939A patent/FR2301503A1/fr active Granted
- 1976-02-23 GB GB41939/76A patent/GB1539062A/en not_active Expired
- 1976-02-23 GB GB7028/76A patent/GB1539061A/en not_active Expired
- 1976-02-24 NL NLAANVRAGE7601872,A patent/NL173172C/xx not_active IP Right Cessation
-
1982
- 1982-12-10 JP JP57215630A patent/JPS5912666B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS591278B2 (ja) | 1984-01-11 |
ATA126776A (de) | 1978-12-15 |
FR2301503B1 (fr) | 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 (fr) | 1976-09-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CH622533A5 (fr) | ||
CH651292A5 (de) | Bicyclo(3,3,0)octan-derivate. | |
EP0285548B1 (fr) | Procédé de préparation de 17alpha-éthynyl-17bêta-hydroxy-18-méthyl-4,15-estradièn-3-one et intermédiaires pour ce procédé | |
CH628907A5 (en) | Process for the preparation of 24,25-dihydroxycholesterol derivatives | |
DE2253089C2 (de) | 9-Oxo-9,10,seco-östran-Derivate und Verfahren zur Herstellung dieser Verbindungen und von 9-Oxo-D-homo-9,10-seco-östran-Derivaten | |
DE2305078A1 (de) | Neue oxabicyclooctane und verfahren zu ihrer herstellung | |
DD251356B3 (de) | Verfahren zur herstellung von 17alpha-ethinyl-17beta-hydroxy-18-methyl-4,15-estradien-3-on | |
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 | |
EP0083335A1 (fr) | Composés optiquement actifs chiraux, procédé pour leur préparation et utilisation de ces composés pour la protection de groupes fonctionnels -OH, -SH, -NH-, pour la séparation de racémiques, pour la préparation de chlorhydrates d'imidoesters optiquement actifs ainsi que d'esters optiquement actifs, pour la préparation d'alcools optiquement enrichis et pour la préparation de composés optiquement actifs par induction asymetrique | |
HERZIG et al. | INVESTIGATIONS ON STEROIDS. XVII. DEHYDRATION STUDIES IN THE SERIES OF 3β, 5, 19-TRIHYDROXYETIOCHOLANIC ACID | |
Tanabe et al. | A Steroidal Internal Displacement Reaction1 | |
US4171306A (en) | Diepoxy-androstanes and a process for the preparation thereof | |
US3155684A (en) | Optionally 17alpha-alkylated 17belta-(substituted-oxy)-2-oxa-5alpha-androstan-3-ones | |
Van Parys et al. | The Synthesis of 1, 8‐Diazaspiro| 4, 5|‐Decanes | |
AT369021B (de) | Verfahren zur herstellung neuer steroidketale | |
Carstenn-Lichterfelde et al. | Correlation of the diterpenoids sideritol and jativatriol | |
CH627764A5 (en) | Process for the preparation of cholestadiene derivatives | |
DE2655104A1 (de) | Verfahren zur herstellung von 17alpha-hydroxy-21-acetoxy-progesteron | |
DE3712586C2 (fr) | ||
AT272541B (de) | Verfahren zur Herstellung von Benzindenen | |
DE4018828C2 (de) | Verfahren zur Herstellung C7-alpha-substituierter 8alpha- und 8ß-Estra-1,3,5(10)-triene und C8-alpha-substituierter Estra-1,3,5(10)-triene sowie neue Zwischenprodukte für dieses Verfahren | |
DE2646043C2 (de) | 7α-Acetylthio-6α-methyl-4-androsten-3-one, Verfahren zu ihrer Herstellung und diese enthaltende Arzneimittel | |
DE1157606B (de) | Verfahren zur Herstellung von 9-cis-Vitamin A bzw. dessen Estern | |
DE1643008C3 (de) | Verfahren zur Herstellung von 17Äthinyl-Delta hoch 16 -steroiden | |
AT280282B (de) | Verfahren zur herstellung von neuen 6-substituierten tetrahydropyran-2-olen |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUE | Assignment |
Owner name: F. HOFFMANN-LA ROCHE AG |
|
PL | Patent ceased |