CH442290A - Verfahren zur Herstellung von 3,6-Dioxo-A-nor-B-homo-steroiden - Google Patents

Verfahren zur Herstellung von 3,6-Dioxo-A-nor-B-homo-steroiden

Info

Publication number
CH442290A
CH442290A CH1343563A CH1343563A CH442290A CH 442290 A CH442290 A CH 442290A CH 1343563 A CH1343563 A CH 1343563A CH 1343563 A CH1343563 A CH 1343563A CH 442290 A CH442290 A CH 442290A
Authority
CH
Switzerland
Prior art keywords
dioxo
steroids
homo
preparation
Prior art date
Application number
CH1343563A
Other languages
English (en)
Inventor
Jeger Oskar Dr Prof
Kurt Dr Schaffner
Original Assignee
Ciba Geigy
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 to DENDAT1248652D priority Critical patent/DE1248652B/de
Priority to BE655087D priority patent/BE655087A/xx
Application filed by Ciba Geigy filed Critical Ciba Geigy
Priority to CH1343563A priority patent/CH442290A/de
Priority to GB41588/64A priority patent/GB1082679A/en
Priority to US404922A priority patent/US3336336A/en
Priority to FR993249A priority patent/FR1440635A/fr
Priority to AT922664A priority patent/AT253703B/de
Priority to NL6412652A priority patent/NL6412652A/xx
Priority to ES0305489A priority patent/ES305489A1/es
Publication of CH442290A publication Critical patent/CH442290A/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J69/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton has been modified by contraction of only one ring by one atom and expansion of only one ring by one atom
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J31/00—Normal steroids containing one or more sulfur atoms not belonging to a hetero 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)
CH1343563A 1963-11-01 1963-11-01 Verfahren zur Herstellung von 3,6-Dioxo-A-nor-B-homo-steroiden CH442290A (de)

Priority Applications (9)

Application Number Priority Date Filing Date Title
DENDAT1248652D DE1248652B (de) 1963-11-01 Verfahren zur Herstellung von 3,6-Dioxo-Anor-B-homo-steroiden
BE655087D BE655087A (de) 1963-11-01
CH1343563A CH442290A (de) 1963-11-01 1963-11-01 Verfahren zur Herstellung von 3,6-Dioxo-A-nor-B-homo-steroiden
GB41588/64A GB1082679A (en) 1963-11-01 1964-10-12 Process for the manufacture of a-nor-b-homo-steroids and steroid intermediates therefor
US404922A US3336336A (en) 1963-11-01 1964-10-19 Process for the manufacture of a-norb-homo-steroids and intermediates obtained therefrom
FR993249A FR1440635A (fr) 1963-11-01 1964-10-30 Procédé de préparation de alpha-nor-beta-homo-stéroïdes
AT922664A AT253703B (de) 1963-11-01 1964-10-30 Verfahren zur Herstellung von 3, 6-Dioxo-A-nor-B-homo-steroiden
NL6412652A NL6412652A (de) 1963-11-01 1964-10-30
ES0305489A ES305489A1 (es) 1963-11-01 1964-10-30 Procedimiento para la fabricacion de a-nor-b-homo-esteroides

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1343563A CH442290A (de) 1963-11-01 1963-11-01 Verfahren zur Herstellung von 3,6-Dioxo-A-nor-B-homo-steroiden

Publications (1)

Publication Number Publication Date
CH442290A true CH442290A (de) 1967-08-31

Family

ID=4392417

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1343563A CH442290A (de) 1963-11-01 1963-11-01 Verfahren zur Herstellung von 3,6-Dioxo-A-nor-B-homo-steroiden

Country Status (8)

Country Link
US (1) US3336336A (de)
AT (1) AT253703B (de)
BE (1) BE655087A (de)
CH (1) CH442290A (de)
DE (1) DE1248652B (de)
ES (1) ES305489A1 (de)
GB (1) GB1082679A (de)
NL (1) NL6412652A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4053486A (en) * 1974-06-24 1977-10-11 Hoffmann-La Roche Inc. Stereospecific total steroidal synthesis via substituted c/d-trans indanones

Also Published As

Publication number Publication date
AT253703B (de) 1967-04-25
NL6412652A (de) 1965-05-03
DE1248652B (de) 1967-08-31
BE655087A (de)
ES305489A1 (es) 1965-04-16
US3336336A (en) 1967-08-15
GB1082679A (en) 1967-09-06

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