FR1312152A - Process for the preparation of 18-oxo-11 beta-hydroxy-pregnane cyclo-hemi-acetals - Google Patents

Process for the preparation of 18-oxo-11 beta-hydroxy-pregnane cyclo-hemi-acetals

Info

Publication number
FR1312152A
FR1312152A FR882034A FR882034A FR1312152A FR 1312152 A FR1312152 A FR 1312152A FR 882034 A FR882034 A FR 882034A FR 882034 A FR882034 A FR 882034A FR 1312152 A FR1312152 A FR 1312152A
Authority
FR
France
Prior art keywords
pregnane
hemi
acetals
cyclo
oxo
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
FR882034A
Other languages
French (fr)
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.)
Novartis AG
BASF Schweiz AG
Original Assignee
Ciba Geigy AG
Ciba 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 Ciba Geigy AG, Ciba AG filed Critical Ciba Geigy AG
Priority to FR882034A priority Critical patent/FR1312152A/en
Application granted granted Critical
Publication of FR1312152A publication Critical patent/FR1312152A/en
Expired legal-status Critical Current

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
    • C07J5/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond
    • 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)
FR882034A 1961-12-15 1961-12-15 Process for the preparation of 18-oxo-11 beta-hydroxy-pregnane cyclo-hemi-acetals Expired FR1312152A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR882034A FR1312152A (en) 1961-12-15 1961-12-15 Process for the preparation of 18-oxo-11 beta-hydroxy-pregnane cyclo-hemi-acetals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR882034A FR1312152A (en) 1961-12-15 1961-12-15 Process for the preparation of 18-oxo-11 beta-hydroxy-pregnane cyclo-hemi-acetals

Publications (1)

Publication Number Publication Date
FR1312152A true FR1312152A (en) 1962-12-14

Family

ID=8768772

Family Applications (1)

Application Number Title Priority Date Filing Date
FR882034A Expired FR1312152A (en) 1961-12-15 1961-12-15 Process for the preparation of 18-oxo-11 beta-hydroxy-pregnane cyclo-hemi-acetals

Country Status (1)

Country Link
FR (1) FR1312152A (en)

Similar Documents

Publication Publication Date Title
CH437272A (en) Process for the preparation of 13-alkyl-steroids
FR1297516A (en) Process for the preparation of polyesters
FR1318335A (en) Process for the preparation of permonosulphates
FR1501706A (en) Process for the preparation of penicillins
BE622185A (en) Process for the preparation of diaryl ether-sultams
FR1337786A (en) Process for the preparation of 3- (alpha-arylalkyl) -sydnonimines
CH421959A (en) Process for the preparation of alkali dialkylaluminates
CH414607A (en) Process for the preparation of 10B-allyl-steroids
CH409946A (en) Process for the preparation of 3-aminosteroids
FR1339223A (en) Process for the preparation of 1-oxo-2-nitratocycloalkanes
FR1310522A (en) Process for the preparation of 2-cyano-3-oxo-steroids
FR1294974A (en) Process for the preparation of gallium-alkyls
FR1374331A (en) Process for the preparation of substituted diphenylalkylamines
FR1300297A (en) Process for the preparation of methyl-3-chromone
FR1321055A (en) Process for the preparation of 19-nor-steroids
FR1337807A (en) Process for the preparation of 19-nor-steroids
FR1377226A (en) Process for the preparation of p-aminoarylaldehydes
FR1312152A (en) Process for the preparation of 18-oxo-11 beta-hydroxy-pregnane cyclo-hemi-acetals
FR1473807A (en) Process for the preparation of 6alpha-methyl-16-methylene-steroids
FR1388609A (en) Process for the preparation of 16-cyanosteroids
FR1313354A (en) Process for the preparation of 4-nitrostilbenes
FR1328731A (en) Process for the preparation of 16alpha-hydroxysteroids
FR1345329A (en) Process for the preparation of benzene-sulfonyl-semicarbazides
FR1332944A (en) Process for the preparation of perdisulphates
FR1292112A (en) Process for the preparation of dehydro-steroids