CH463496A - Verfahren zur Herstellung von 19-nor- 4-3-Ketosteroiden - Google Patents

Verfahren zur Herstellung von 19-nor- 4-3-Ketosteroiden

Info

Publication number
CH463496A
CH463496A CH653466A CH653466A CH463496A CH 463496 A CH463496 A CH 463496A CH 653466 A CH653466 A CH 653466A CH 653466 A CH653466 A CH 653466A CH 463496 A CH463496 A CH 463496A
Authority
CH
Switzerland
Prior art keywords
preparation
keto steroids
keto
steroids
Prior art date
Application number
CH653466A
Other languages
English (en)
Inventor
Tanabe Katsumi
Takasaki Rinji
Hayashi Ryozo
Morisawa Yasuhiro
Hashimoto Teruo
Nakazawa Tadamasa
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 CH463496A publication Critical patent/CH463496A/de

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J71/00Steroids in which the cyclopenta(a)hydrophenanthrene skeleton is condensed with a heterocyclic ring
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J1/00Normal steroids containing carbon, hydrogen, halogen or oxygen, not substituted in position 17 beta by a carbon atom, e.g. estrane, androstane
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J53/00Steroids 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
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J75/00Processes 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)
CH653466A 1965-05-08 1966-05-05 Verfahren zur Herstellung von 19-nor- 4-3-Ketosteroiden CH463496A (de)

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
CH463496A true CH463496A (de) 1968-10-15

Family

ID=26364628

Family Applications (1)

Application Number Title Priority Date Filing Date
CH653466A CH463496A (de) 1965-05-08 1966-05-05 Verfahren zur Herstellung von 19-nor- 4-3-Ketosteroiden

Country Status (10)

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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3485848A (en) * 1965-07-19 1969-12-23 Sankyo Co 6beta-alkoxy-10beta-carboxyl-3alpha,5-cyclosteroids

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
SE324361B (de) 1970-06-01
IL25661A (en) 1969-11-12
US3371088A (en) 1968-02-27
GB1088807A (en) 1967-10-25
DK117562B (da) 1970-05-11
DE1593363B1 (de) 1970-02-26
BR6679216D0 (pt) 1973-09-18
BE680612A (de) 1966-11-07
NL6605991A (de) 1966-11-10

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