CH471828A - Process for the preparation of new 1,2a-methylene-5a-androstane derivatives - Google Patents

Process for the preparation of new 1,2a-methylene-5a-androstane derivatives

Info

Publication number
CH471828A
CH471828A CH445065A CH445065A CH471828A CH 471828 A CH471828 A CH 471828A CH 445065 A CH445065 A CH 445065A CH 445065 A CH445065 A CH 445065A CH 471828 A CH471828 A CH 471828A
Authority
CH
Switzerland
Prior art keywords
methylene
preparation
new
androstane derivatives
androstane
Prior art date
Application number
CH445065A
Other languages
German (de)
Inventor
Rolf Dr Wiechert
Hans Dr Mueller
Friedmund Dr Neumann
Original Assignee
Schering Ag
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 Schering Ag filed Critical Schering Ag
Publication of CH471828A publication Critical patent/CH471828A/en

Links

Classifications

    • 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
    • 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
    • C07J11/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, not substituted in position 3
    • 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)
CH445065A 1964-04-25 1965-03-31 Process for the preparation of new 1,2a-methylene-5a-androstane derivatives CH471828A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DESCH35037A DE1226574B (en) 1964-04-25 1964-04-25 Process for the preparation of 1,2alpha-methylene-5alpha-androstane derivatives

Publications (1)

Publication Number Publication Date
CH471828A true CH471828A (en) 1969-04-30

Family

ID=7433348

Family Applications (1)

Application Number Title Priority Date Filing Date
CH445065A CH471828A (en) 1964-04-25 1965-03-31 Process for the preparation of new 1,2a-methylene-5a-androstane derivatives

Country Status (5)

Country Link
US (1) US3354185A (en)
CH (1) CH471828A (en)
DE (1) DE1226574B (en)
GB (1) GB1029749A (en)
NL (1) NL6505072A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3470156A (en) * 1967-01-30 1969-09-30 Smithkline Corp 6,6-ethylene-1,2-methylenesteroids

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3163663A (en) * 1961-12-04 1964-12-29 Syntex Corp 2alpha-methyl-delta3-androstene-17-hydrocarbon derivatives
US3254099A (en) * 1962-03-05 1966-05-31 Rhone Poulenc Sa 17alpha-substituted-17beta-hydroxy androstane and androstene derivatives
DE1187611B (en) * 1963-07-13 1965-02-25 Schering Ag Process for the preparation of 3-esters or 3-ethers of 1alpha, 2alpha-methylene-delten-3, 17beta-diols and their 17beta-esters

Also Published As

Publication number Publication date
NL6505072A (en) 1965-10-26
DE1226574B (en) 1966-10-13
GB1029749A (en) 1966-05-18
US3354185A (en) 1967-11-21

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Legal Events

Date Code Title Description
PL Patent ceased