DE2945124C2 - - Google Patents

Info

Publication number
DE2945124C2
DE2945124C2 DE2945124A DE2945124A DE2945124C2 DE 2945124 C2 DE2945124 C2 DE 2945124C2 DE 2945124 A DE2945124 A DE 2945124A DE 2945124 A DE2945124 A DE 2945124A DE 2945124 C2 DE2945124 C2 DE 2945124C2
Authority
DE
Germany
Prior art keywords
lithium
ether
formula
added
ammonium chloride
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DE2945124A
Other languages
German (de)
English (en)
Other versions
DE2945124A1 (de
Inventor
Andor Dr. Basel Ch Fuerst
Ludwig Dr. Allschwil Ch Labler
Werner Dr. Bottmingen Ch Meier
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche AG
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 F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Publication of DE2945124A1 publication Critical patent/DE2945124A1/de
Application granted granted Critical
Publication of DE2945124C2 publication Critical patent/DE2945124C2/de
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J17/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, having an oxygen-containing hetero ring not condensed with the cyclopenta(a)hydrophenanthrene skeleton
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J21/00—Normal steroids containing carbon, hydrogen, halogen or oxygen having an oxygen-containing hetero ring spiro-condensed with the cyclopenta(a)hydrophenanthrene skeleton
    • C07J21/005—Ketals
    • C07J21/008—Ketals at position 17
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J7/00—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of two carbon atoms
    • C07J7/0005—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of two carbon atoms not substituted in position 21
    • C07J7/0065—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of two carbon atoms not substituted in position 21 substituted in position 20 by an OH group free esterified or etherified
    • C07J7/007—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of two carbon atoms not substituted in position 21 substituted in position 20 by an OH group free esterified or etherified not substituted in position 17 alfa
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J71/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton is condensed with a heterocyclic ring
    • C07J71/0005—Oxygen-containing hetero ring
    • C07J71/001—Oxiranes
    • 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)
  • 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)
DE19792945124 1978-11-17 1979-11-08 Verfahren zur herstellung von 1 alpha, 3 beta -dihydroxy- delta hoch 5 -steroiden Granted DE2945124A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU80545A LU80545A1 (de) 1978-11-17 1978-11-17 Verfahren zur herstellung von 1a,3s-dihydroxy->5-steroiden

Publications (2)

Publication Number Publication Date
DE2945124A1 DE2945124A1 (de) 1980-06-04
DE2945124C2 true DE2945124C2 (OSRAM) 1989-04-06

Family

ID=19729054

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792945124 Granted DE2945124A1 (de) 1978-11-17 1979-11-08 Verfahren zur herstellung von 1 alpha, 3 beta -dihydroxy- delta hoch 5 -steroiden

Country Status (13)

Country Link
US (1) US4305881A (OSRAM)
JP (1) JPS5572200A (OSRAM)
AT (1) AT387392B (OSRAM)
BE (1) BE880031A (OSRAM)
CH (1) CH641815A5 (OSRAM)
DE (1) DE2945124A1 (OSRAM)
DK (1) DK486079A (OSRAM)
FR (2) FR2446841A1 (OSRAM)
GB (2) GB2036030B (OSRAM)
IL (1) IL58677A (OSRAM)
IT (1) IT1162780B (OSRAM)
LU (1) LU80545A1 (OSRAM)
NL (1) NL7908363A (OSRAM)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4338250A (en) * 1981-04-27 1982-07-06 Wisconsin Alumni Research Foundation 1-Hydroxylation process
US4411833A (en) * 1982-05-26 1983-10-25 Wisconsin Alumni Research Foundation Method for preparing 26,26,26,27,27,27-hexafluoro-1α,25-dihydroxycholesterol
JPS59500864A (ja) * 1982-05-26 1984-05-17 ウイスコンシン　アラムナイ　リサ−チ　フオンデ−シヨン ２６，２６．２６，２７．２７，２７―ヘキサフルオロ―１α，２５―ジヒドロキシコレステロール化合物及びその製造方法
US4500466A (en) * 1982-09-21 1985-02-19 The Firestone Tire & Rubber Company Method for preparing a zinc dimethacrylate powder having a specific surface area range
JPH0749435B2 (ja) * 1988-07-04 1995-05-31 帝人株式会社 １α，３β，２４−トリヒドロキシ−△▲上５▼−ステロイド類の製造方法
CN104145746A (zh) * 2013-05-13 2014-11-19 台湾矽能能源股份有限公司 温室的排热机构

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE2400189A1 (de) * 1974-01-03 1975-07-17 Basf Ag Verfahren zur herstellung von 1 alphahydroxy-cholesterinen
JPS5324073B2 (OSRAM) * 1974-06-18 1978-07-18
US4022891A (en) * 1974-06-18 1977-05-10 Teijin Limited Novel 1α,24-dihydroxycholecalciferol compositions, novel precursors thereof, and processes for preparing them
JPS539222B2 (OSRAM) * 1974-06-18 1978-04-04
IL45897A (en) * 1974-10-22 1978-12-17 Yeda Res & Dev Process for the preparation of 1 hydroxy-provitamin d3
IT1088094B (it) * 1976-10-14 1985-06-04 Hoffmann La Roche Derivati del pregnano

Also Published As

Publication number Publication date
JPS6337800B2 (OSRAM) 1988-07-27
JPS5572200A (en) 1980-05-30
IL58677A (en) 1983-03-31
FR2445838A1 (fr) 1980-08-01
GB2036030B (en) 1983-05-05
DE2945124A1 (de) 1980-06-04
GB2036030A (en) 1980-06-25
IT1162780B (it) 1987-04-01
DK486079A (da) 1980-05-18
FR2446841B1 (OSRAM) 1983-10-21
GB2104524B (en) 1983-07-13
AT387392B (de) 1989-01-10
CH641815A5 (de) 1984-03-15
IL58677A0 (en) 1980-02-29
ATA732379A (de) 1988-06-15
FR2446841A1 (fr) 1980-08-14
GB2104524A (en) 1983-03-09
NL7908363A (nl) 1980-05-20
BE880031A (fr) 1980-05-14
US4305881A (en) 1981-12-15
FR2445838B1 (OSRAM) 1981-10-23
IT7926409A0 (it) 1979-10-11
LU80545A1 (de) 1980-06-05

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Legal Events

Date Code Title Description
OB Request for examination as to novelty
OC Search report available
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: F. HOFFMANN-LA ROCHE AG, BASEL, CH

8328 Change in the person/name/address of the agent

Free format text: LEDERER, F., DIPL.-CHEM. DR., 8000 MUENCHEN RIEDERER FRHR. VON PAAR ZU SCHOENAU, A., DIPL.-ING., PAT.-ANWAELTE, 8300 LANDSHUT

8339 Ceased/non-payment of the annual fee