FR2400526A2 - Procede de preparation de 3a, 5a-cyclo-6b-alkoxy-d22-25-oxy- ou -acyloxy-bisnorcholestanes et analogues - Google Patents

Procede de preparation de 3a, 5a-cyclo-6b-alkoxy-d22-25-oxy- ou -acyloxy-bisnorcholestanes et analogues

Info

Publication number
FR2400526A2
FR2400526A2 FR7722815A FR7722815A FR2400526A2 FR 2400526 A2 FR2400526 A2 FR 2400526A2 FR 7722815 A FR7722815 A FR 7722815A FR 7722815 A FR7722815 A FR 7722815A FR 2400526 A2 FR2400526 A2 FR 2400526A2
Authority
FR
France
Prior art keywords
cyclo
alpha
derivs
hydroxy
intermediates
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
FR7722815A
Other languages
English (en)
Other versions
FR2400526B2 (fr
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.)
Pharmacia and Upjohn Co
Original Assignee
Upjohn Co
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 US05/708,821 external-priority patent/US4058538A/en
Application filed by Upjohn Co filed Critical Upjohn Co
Publication of FR2400526A2 publication Critical patent/FR2400526A2/fr
Application granted granted Critical
Publication of FR2400526B2 publication Critical patent/FR2400526B2/fr
Granted legal-status Critical Current

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)

Abstract

3 alpha , 5 alpha -cyclo-6 beta -alkoxy- DELTA ** 22-25 hydroxy-, -oxy et acyl-oxybisnorcholestanes et leurs analogues suivant le brevet principal. L'addition concerne également un procédé de préparation de ces composés. Intermédiaires dans la production de dérivés de 25-hydroxy-cholestérols puis de métabolites 25-hydroxyliques de vitamine D et de leurs analogues.
FR7722815A 1976-07-26 1977-07-25 Procede de preparation de 3a, 5a-cyclo-6b-alkoxy-d22-25-oxy- ou -acyloxy-bisnorcholestanes et analogues Granted FR2400526A2 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/708,821 US4058538A (en) 1975-01-27 1976-07-26 3α,5α-Cyclo-6β-alkoxy-α22 -bis-nor cholestene derivatives

Publications (2)

Publication Number Publication Date
FR2400526A2 true FR2400526A2 (fr) 1979-03-16
FR2400526B2 FR2400526B2 (fr) 1982-07-09

Family

ID=24847311

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7722815A Granted FR2400526A2 (fr) 1976-07-26 1977-07-25 Procede de preparation de 3a, 5a-cyclo-6b-alkoxy-d22-25-oxy- ou -acyloxy-bisnorcholestanes et analogues

Country Status (7)

Country Link
JP (1) JPS5318555A (fr)
CH (1) CH631186A5 (fr)
DE (1) DE2733116A1 (fr)
FR (1) FR2400526A2 (fr)
GB (1) GB1537199A (fr)
IL (1) IL52435A0 (fr)
NL (1) NL7707612A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0019059A1 (fr) * 1979-05-18 1980-11-26 F. HOFFMANN-LA ROCHE & CO. Aktiengesellschaft Procédé de préparation de cholestènes et intermédiaires dans ce procédé

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2301537A1 (fr) * 1975-01-27 1976-09-17 Upjohn Co Procédé de PREPARATION DE 3ALPHA,5ALPHA-CYCLO-6BETA-ALKOXY-DELTA22-25-OXY-OU-ACYLOXY-BISNORCHOLESTANES ET ANALOGUES

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2301537A1 (fr) * 1975-01-27 1976-09-17 Upjohn Co Procédé de PREPARATION DE 3ALPHA,5ALPHA-CYCLO-6BETA-ALKOXY-DELTA22-25-OXY-OU-ACYLOXY-BISNORCHOLESTANES ET ANALOGUES

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/74 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0019059A1 (fr) * 1979-05-18 1980-11-26 F. HOFFMANN-LA ROCHE & CO. Aktiengesellschaft Procédé de préparation de cholestènes et intermédiaires dans ce procédé

Also Published As

Publication number Publication date
GB1537199A (en) 1978-12-29
CH631186A5 (en) 1982-07-30
DE2733116A1 (de) 1978-02-02
IL52435A0 (en) 1977-10-31
NL7707612A (nl) 1978-01-30
JPS5318555A (en) 1978-02-20
FR2400526B2 (fr) 1982-07-09

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