FR2366275A1 - 1A, 3B-DIACETOXY PREVITAMIN D2, ITS ISOMER AND THEIR PREPARATION PROCESS - Google Patents

1A, 3B-DIACETOXY PREVITAMIN D2, ITS ISOMER AND THEIR PREPARATION PROCESS

Info

Publication number
FR2366275A1
FR2366275A1 FR7704968A FR7704968A FR2366275A1 FR 2366275 A1 FR2366275 A1 FR 2366275A1 FR 7704968 A FR7704968 A FR 7704968A FR 7704968 A FR7704968 A FR 7704968A FR 2366275 A1 FR2366275 A1 FR 2366275A1
Authority
FR
France
Prior art keywords
diacetoxy
previtamin
isomer
preparation process
vitamin
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.)
Granted
Application number
FR7704968A
Other languages
French (fr)
Other versions
FR2366275B1 (en
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.)
Wisconsin Alumni Research Foundation
Original Assignee
Wisconsin Alumni Research Foundation
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
Priority claimed from US472953A external-priority patent/US3880894A/en
Priority claimed from US479224A external-priority patent/US3907843A/en
Application filed by Wisconsin Alumni Research Foundation filed Critical Wisconsin Alumni Research Foundation
Publication of FR2366275A1 publication Critical patent/FR2366275A1/en
Application granted granted Critical
Publication of FR2366275B1 publication Critical patent/FR2366275B1/fr
Granted legal-status Critical Current

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
    • 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

Abstract

La présente invention concerne les dérivés de la vitamine D2 . Ces dérivés sont plus particulièrement 1a 1 alpha , 3 beta diacétoxy prévitamine D2 et son isomère la 1 alpha , 3 beta diacétoxy vitamine D 2 répondant à la formule :The present invention relates to derivatives of vitamin D2. These derivatives are more particularly 1a 1 alpha, 3 beta diacetoxy previtamin D2 and its isomer 1 alpha, 3 beta diacetoxy vitamin D 2 corresponding to the formula:

FR7704968A 1974-05-24 1977-02-21 1A, 3B-DIACETOXY PREVITAMIN D2, ITS ISOMER AND THEIR PREPARATION PROCESS Granted FR2366275A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US472953A US3880894A (en) 1974-05-24 1974-05-24 1,25-Dihydroxyergocalciferol
US479224A US3907843A (en) 1974-06-14 1974-06-14 1{60 -Hydroxyergocalciferol and processes for preparing same

Publications (2)

Publication Number Publication Date
FR2366275A1 true FR2366275A1 (en) 1978-04-28
FR2366275B1 FR2366275B1 (en) 1980-04-11

Family

ID=27043973

Family Applications (2)

Application Number Title Priority Date Filing Date
FR7513243A Expired FR2271835B1 (en) 1974-05-24 1975-04-28
FR7704968A Granted FR2366275A1 (en) 1974-05-24 1977-02-21 1A, 3B-DIACETOXY PREVITAMIN D2, ITS ISOMER AND THEIR PREPARATION PROCESS

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR7513243A Expired FR2271835B1 (en) 1974-05-24 1975-04-28

Country Status (3)

Country Link
DE (1) DE2518842C3 (en)
FR (2) FR2271835B1 (en)
GB (1) GB1503942A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5822479B2 (en) * 1977-09-07 1983-05-09 帝人株式会社 1α-hydroxy-24-oxo-vitamin D↓3 and its production method

Also Published As

Publication number Publication date
FR2271835B1 (en) 1980-01-25
DE2518842C3 (en) 1978-11-02
DE2518842A1 (en) 1975-12-04
FR2271835A1 (en) 1975-12-19
DE2518842B2 (en) 1978-03-02
FR2366275B1 (en) 1980-04-11
GB1503942A (en) 1978-03-15

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Legal Events

Date Code Title Description
AR Application made for restoration
BR Restoration of rights