CH376497A - Process for making 21-trihalo-20-hydroxy steroids - Google Patents

Process for making 21-trihalo-20-hydroxy steroids

Info

Publication number
CH376497A
CH376497A CH7274459A CH7274459A CH376497A CH 376497 A CH376497 A CH 376497A CH 7274459 A CH7274459 A CH 7274459A CH 7274459 A CH7274459 A CH 7274459A CH 376497 A CH376497 A CH 376497A
Authority
CH
Switzerland
Prior art keywords
trihalo
making
hydroxy steroids
steroids
hydroxy
Prior art date
Application number
CH7274459A
Other languages
German (de)
Inventor
Rudolf Dr Wiechert
Emanuel Dr Kaspar
Original Assignee
Schering 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 Schering Ag filed Critical Schering Ag
Publication of CH376497A publication Critical patent/CH376497A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J43/00—Normal steroids having a nitrogen-containing hetero ring spiro-condensed or not condensed with the cyclopenta(a)hydrophenanthrene skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J41/00—Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J5/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond
    • 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
    • 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)
CH7274459A 1958-05-23 1959-04-30 Process for making 21-trihalo-20-hydroxy steroids CH376497A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DESC024121 1958-05-23

Publications (1)

Publication Number Publication Date
CH376497A true CH376497A (en) 1964-04-15

Family

ID=7429806

Family Applications (1)

Application Number Title Priority Date Filing Date
CH7274459A CH376497A (en) 1958-05-23 1959-04-30 Process for making 21-trihalo-20-hydroxy steroids

Country Status (3)

Country Link
BE (1) BE578164A (en)
CH (1) CH376497A (en)
GB (1) GB907190A (en)

Also Published As

Publication number Publication date
GB907190A (en) 1962-10-03
BE578164A (en) 1959-08-17

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