Dicycloalkane steroid intermediates - trans-1-beta-hydroxy-5-oxo-, 7a-beta methyl or ethyl-3a-alpha, 4-beta, 5,6,7,7a-hexahydroindane 4-alpha-carboxylic acid derivs

Title cpds (I) are prepd by hydrogenation of (II) in aqs. aoln. with a Pd, Pt or Rh catalyst, followed by acidification and separation of the prod. (I) are intermediates in the total synthesis of steroids. (where n=1 or 2, R=methyl or ethyl; X and Y together=O, alkylenedioxy, or phenylenedioxy or X=...

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Bibliographic Details
Main Authors LORENZ, HANS PETER, DAHL, HELMUT
Format Patent
LanguageEnglish
German
Published 07.11.1974
Edition2
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Summary:Title cpds (I) are prepd by hydrogenation of (II) in aqs. aoln. with a Pd, Pt or Rh catalyst, followed by acidification and separation of the prod. (I) are intermediates in the total synthesis of steroids. (where n=1 or 2, R=methyl or ethyl; X and Y together=O, alkylenedioxy, or phenylenedioxy or X=H and Y=hydroxy,: alkoxy or acyloxy and M=alkali metal).
Bibliography:Application Number: DE19732320285