ES276601A1 - Procedure for the preparation of cicloalcenºlicos etheries of 17-betahidroxi-androstanos (Machine-translation by Google Translate, not legally binding) - Google Patents

Procedure for the preparation of cicloalcenºlicos etheries of 17-betahidroxi-androstanos (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES276601A1
ES276601A1 ES276601A ES276601A ES276601A1 ES 276601 A1 ES276601 A1 ES 276601A1 ES 276601 A ES276601 A ES 276601A ES 276601 A ES276601 A ES 276601A ES 276601 A1 ES276601 A1 ES 276601A1
Authority
ES
Spain
Prior art keywords
translation
preparation
machine
legally binding
google translate
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES276601A
Other languages
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Francesco Vismara SpA
Original Assignee
Francesco Vismara SpA
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 Francesco Vismara SpA filed Critical Francesco Vismara SpA
Publication of ES276601A1 publication Critical patent/ES276601A1/en
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)

Abstract

Process for the preparation of cycloalcenyl ethers of 17beta-hydroxy-androstanes of the formula: ** (See formula) ** where n can be 1 or 2, and S completes the steroid nucleus, characterized in that it consists in first reacting the corresponding steroid 17beta-hydroxy- (having the hydroxy group, optionally present in position 3, protected in the form of lower alkoyl ether or lower alkanoyl ester) with a functional derivative of the cyclopentanone or the cyclohexanone at a temperature above 80º C and then hydrolyze, if desired, the ester group in position 3 in an alkaline medium. (Machine-translation by Google Translate, not legally binding)
ES276601A 1961-04-12 1962-04-11 Procedure for the preparation of cicloalcenºlicos etheries of 17-betahidroxi-androstanos (Machine-translation by Google Translate, not legally binding) Expired ES276601A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1220561 1961-04-12

Publications (1)

Publication Number Publication Date
ES276601A1 true ES276601A1 (en) 1962-10-01

Family

ID=11139567

Family Applications (1)

Application Number Title Priority Date Filing Date
ES276601A Expired ES276601A1 (en) 1961-04-12 1962-04-11 Procedure for the preparation of cicloalcenºlicos etheries of 17-betahidroxi-androstanos (Machine-translation by Google Translate, not legally binding)

Country Status (4)

Country Link
AT (1) AT248623B (en)
BR (1) BR6237940D0 (en)
ES (1) ES276601A1 (en)
GB (1) GB957542A (en)

Also Published As

Publication number Publication date
AT248623B (en) 1966-08-10
BR6237940D0 (en) 1973-05-24
GB957542A (en) 1964-05-06

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