GB957220A - A novel steroid compound and processes for its preparation - Google Patents

A novel steroid compound and processes for its preparation

Info

Publication number
GB957220A
GB957220A GB4668763A GB4668763A GB957220A GB 957220 A GB957220 A GB 957220A GB 4668763 A GB4668763 A GB 4668763A GB 4668763 A GB4668763 A GB 4668763A GB 957220 A GB957220 A GB 957220A
Authority
GB
United Kingdom
Prior art keywords
preparation
processes
steroid compound
novel steroid
novel
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
GB4668763A
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.)
Sanofi Aventis France
Original Assignee
Roussel Uclaf SA
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 Roussel Uclaf SA filed Critical Roussel Uclaf SA
Publication of GB957220A publication Critical patent/GB957220A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J71/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton is condensed with a heterocyclic ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J75/00—Processes for the preparation of steroids in general

Landscapes

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

Abstract

The invention comprises 4#x-bromo-11b , 18-epoxy-20b -formyloxy-16a -methyl-5b -pregnan -3-one having the formula: <FORM:0957220/C2/1> and a process for the preparation thereof in which 11b , 18-epoxy-20b -formyloxy-16a -methyl-5b -pregnan-3-one is brominated e.g. with bromine in acetic acid.
GB4668763A 1960-07-29 1961-07-26 A novel steroid compound and processes for its preparation Expired GB957220A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR834359A FR1365260A (en) 1960-07-29 1960-07-29 New oxygenated steroid derivatives and method of preparation

Publications (1)

Publication Number Publication Date
GB957220A true GB957220A (en) 1964-05-06

Family

ID=8736474

Family Applications (3)

Application Number Title Priority Date Filing Date
GB2705561A Expired GB957219A (en) 1960-07-29 1961-07-26 New steroid compounds and processes for their preparation
GB4668863A Expired GB957221A (en) 1960-07-29 1961-07-26 Novel steroid compounds and processes for their preparation
GB4668763A Expired GB957220A (en) 1960-07-29 1961-07-26 A novel steroid compound and processes for its preparation

Family Applications Before (2)

Application Number Title Priority Date Filing Date
GB2705561A Expired GB957219A (en) 1960-07-29 1961-07-26 New steroid compounds and processes for their preparation
GB4668863A Expired GB957221A (en) 1960-07-29 1961-07-26 Novel steroid compounds and processes for their preparation

Country Status (3)

Country Link
CH (1) CH400145A (en)
FR (1) FR1365260A (en)
GB (3) GB957219A (en)

Also Published As

Publication number Publication date
FR1365260A (en) 1964-07-03
GB957221A (en) 1964-05-06
GB957219A (en) 1964-05-06
CH400145A (en) 1965-10-15

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