DK117562B - Fremgangsmåde til fremstilling af 19-nor-Δ<4>-3-keto-steroider. - Google Patents

Fremgangsmåde til fremstilling af 19-nor-Δ<4>-3-keto-steroider.

Info

Publication number
DK117562B
DK117562B DK231866AA DK231866A DK117562B DK 117562 B DK117562 B DK 117562B DK 231866A A DK231866A A DK 231866AA DK 231866 A DK231866 A DK 231866A DK 117562 B DK117562 B DK 117562B
Authority
DK
Denmark
Prior art keywords
preparation
keto steroids
keto
steroids
Prior art date
Application number
DK231866AA
Other languages
Danish (da)
English (en)
Inventor
R Hayashi
Y Morisawa
K Tanabe
R Takasaki
T Hashimoto
T Nakazawa
Original Assignee
Sankyo 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
Application filed by Sankyo Co filed Critical Sankyo Co
Publication of DK117562B publication Critical patent/DK117562B/da

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
    • C07J1/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, not substituted in position 17 beta by a carbon atom, e.g. estrane, androstane
    • 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
    • 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)
DK231866AA 1965-05-08 1966-05-05 Fremgangsmåde til fremstilling af 19-nor-Δ<4>-3-keto-steroider. DK117562B (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2680165 1965-05-08
JP4352765 1965-07-19

Publications (1)

Publication Number Publication Date
DK117562B true DK117562B (da) 1970-05-11

Family

ID=26364628

Family Applications (1)

Application Number Title Priority Date Filing Date
DK231866AA DK117562B (da) 1965-05-08 1966-05-05 Fremgangsmåde til fremstilling af 19-nor-Δ<4>-3-keto-steroider.

Country Status (10)

Country Link
US (1) US3371088A (pt)
BE (1) BE680612A (pt)
BR (1) BR6679216D0 (pt)
CH (1) CH463496A (pt)
DE (1) DE1593363B1 (pt)
DK (1) DK117562B (pt)
GB (1) GB1088807A (pt)
IL (1) IL25661A (pt)
NL (1) NL6605991A (pt)
SE (1) SE324361B (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH471832A (de) * 1965-07-19 1969-04-30 Sankyo Co Verfahren zur Herstellung von 6B-Alkoxy-10B-carboxyl-3a,5-cyclosteroiden

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3388124A (en) * 1962-02-08 1968-06-11 Sankyo Co 6beta, 19beta-oxido-3, 5-cyclosteroid compounds and process for preparing the same
US3272800A (en) * 1964-09-30 1966-09-13 Sankyo Co Process for preparing delta4-3-ketosteroids

Also Published As

Publication number Publication date
IL25661A (en) 1969-11-12
GB1088807A (en) 1967-10-25
NL6605991A (pt) 1966-11-10
DE1593363B1 (de) 1970-02-26
BE680612A (pt) 1966-11-07
SE324361B (pt) 1970-06-01
US3371088A (en) 1968-02-27
BR6679216D0 (pt) 1973-09-18
CH463496A (de) 1968-10-15

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