AT335080B - METHOD OF PREPARING 6ALFA, 21-DIFLUORO-16ALFA, 17ALFA-ALKYLIDENIOXY-3,20-DIOXO-PREGNANSTEROIDS - Google Patents

METHOD OF PREPARING 6ALFA, 21-DIFLUORO-16ALFA, 17ALFA-ALKYLIDENIOXY-3,20-DIOXO-PREGNANSTEROIDS

Info

Publication number
AT335080B
AT335080B AT979872A AT979872A AT335080B AT 335080 B AT335080 B AT 335080B AT 979872 A AT979872 A AT 979872A AT 979872 A AT979872 A AT 979872A AT 335080 B AT335080 B AT 335080B
Authority
AT
Austria
Prior art keywords
pregnansteroids
alkylidenioxy
16alfa
6alfa
17alfa
Prior art date
Application number
AT979872A
Other languages
German (de)
Other versions
ATA979872A (en
Original Assignee
Syntex Corp
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 Syntex Corp filed Critical Syntex Corp
Priority to AT979872A priority Critical patent/AT335080B/en
Publication of ATA979872A publication Critical patent/ATA979872A/en
Application granted granted Critical
Publication of AT335080B publication Critical patent/AT335080B/en

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
    • C07J71/0005—Oxygen-containing hetero ring
    • C07J71/0026—Oxygen-containing hetero ring cyclic ketals
    • C07J71/0031—Oxygen-containing hetero ring cyclic ketals at positions 16, 17

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
AT979872A 1972-11-17 1972-11-17 METHOD OF PREPARING 6ALFA, 21-DIFLUORO-16ALFA, 17ALFA-ALKYLIDENIOXY-3,20-DIOXO-PREGNANSTEROIDS AT335080B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT979872A AT335080B (en) 1972-11-17 1972-11-17 METHOD OF PREPARING 6ALFA, 21-DIFLUORO-16ALFA, 17ALFA-ALKYLIDENIOXY-3,20-DIOXO-PREGNANSTEROIDS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT979872A AT335080B (en) 1972-11-17 1972-11-17 METHOD OF PREPARING 6ALFA, 21-DIFLUORO-16ALFA, 17ALFA-ALKYLIDENIOXY-3,20-DIOXO-PREGNANSTEROIDS

Publications (2)

Publication Number Publication Date
ATA979872A ATA979872A (en) 1976-06-15
AT335080B true AT335080B (en) 1977-02-25

Family

ID=3617370

Family Applications (1)

Application Number Title Priority Date Filing Date
AT979872A AT335080B (en) 1972-11-17 1972-11-17 METHOD OF PREPARING 6ALFA, 21-DIFLUORO-16ALFA, 17ALFA-ALKYLIDENIOXY-3,20-DIOXO-PREGNANSTEROIDS

Country Status (1)

Country Link
AT (1) AT335080B (en)

Also Published As

Publication number Publication date
ATA979872A (en) 1976-06-15

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Legal Events

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