CH441298A - Process for the preparation of 8B-methyl-11B-oxysteroids - Google Patents

Process for the preparation of 8B-methyl-11B-oxysteroids

Info

Publication number
CH441298A
CH441298A CH1021163A CH1021163A CH441298A CH 441298 A CH441298 A CH 441298A CH 1021163 A CH1021163 A CH 1021163A CH 1021163 A CH1021163 A CH 1021163A CH 441298 A CH441298 A CH 441298A
Authority
CH
Switzerland
Prior art keywords
oxysteroids
methyl
preparation
Prior art date
Application number
CH1021163A
Other languages
German (de)
Inventor
Nagata Wataru
Tomita Tetsuo
Itazaki Hiroshi
Original Assignee
Shionogi & 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 Shionogi & Co filed Critical Shionogi & Co
Publication of CH441298A publication Critical patent/CH441298A/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
    • 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
    • C07J21/00—Normal steroids containing carbon, hydrogen, halogen or oxygen having an oxygen-containing hetero ring spiro-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
    • C07J75/00—Processes for the preparation of steroids in general
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J9/00—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of more than two carbon atoms, e.g. cholane, cholestane, coprostane

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
CH1021163A 1962-08-24 1963-08-19 Process for the preparation of 8B-methyl-11B-oxysteroids CH441298A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP3653462 1962-08-24
JP3653162 1962-08-24
JP3653362 1962-08-24
JP3653262 1962-08-24

Publications (1)

Publication Number Publication Date
CH441298A true CH441298A (en) 1967-08-15

Family

ID=27460278

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1021163A CH441298A (en) 1962-08-24 1963-08-19 Process for the preparation of 8B-methyl-11B-oxysteroids

Country Status (2)

Country Link
CH (1) CH441298A (en)
GB (3) GB1045474A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109180775B (en) * 2018-09-05 2021-03-23 常州大学怀德学院 C-28 imine substituted betulin isomer derivative and preparation method and application thereof

Also Published As

Publication number Publication date
GB1045476A (en) 1966-10-12
GB1045475A (en) 1966-10-12
GB1045474A (en) 1966-10-12

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