SUBSTITUERADE FENYLACETYLENER JEMTE SETT FOR DERAS FRAMSTELLNING

The compounds of formula I, in which R is H, alkyl, aralkyl or diaralkyl, R is H or a halogen and R is H, alkyl, aralkyl, aryl, aryloxy, benzoyl or 2-thienocarbonyl, R and R not being simultaneously H, are obtained by halogenation of a ketone of formula II, followed by dehydrohalogenation of the int...

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Bibliographic Details
Main Authors PALOSI E, KORBONITS D, SZEBENI R, GONCZI C, KISS P, MOLNAR E, HEJA G
Format Patent
LanguageSwedish
Published 26.11.1977
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Summary:The compounds of formula I, in which R is H, alkyl, aralkyl or diaralkyl, R is H or a halogen and R is H, alkyl, aralkyl, aryl, aryloxy, benzoyl or 2-thienocarbonyl, R and R not being simultaneously H, are obtained by halogenation of a ketone of formula II, followed by dehydrohalogenation of the intermediate halogenated derivative of formula III by means of a strong base. The compounds of formula I are useful as intermediates for the preparation of pharmaceutically active compounds.
Bibliography:Application Number: SE19770005840