VERFAHREN ZUR HERSTELLUNG VON NEUARTIGEN SUBSTITUIERTEN PYRAZOL(1,5-A)PYRIMIDINEN

VERFAHREN ZUR HERSTELLUNG VON NEUARTIGEN SUBSTITUIERTEN PYRAZOL(1,5-A)PYRIMIDINEN

Compounds of the formula: wherein R1 is hydrogen or alkyl having from 1 to 3 carbon atoms; R2 is selected from the group consisting of wherein R min is hydrogen or alkyl having from 1 to 3 carbon atoms; R3 is hydrogen, fluoro, chloro, bromo, cyano, cyanomethyl, carbamoyl or alkyl having from 1 to 3...

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Bibliographische Detailangaben
Hauptverfasser: DUSZA,JOHN P.,US, ALBRIGHT,JAY D.,US
Format: Patent
Sprache:ger
Schlagworte:
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Zusammenfassung:Compounds of the formula: wherein R1 is hydrogen or alkyl having from 1 to 3 carbon atoms; R2 is selected from the group consisting of wherein R min is hydrogen or alkyl having from 1 to 3 carbon atoms; R3 is hydrogen, fluoro, chloro, bromo, cyano, cyanomethyl, carbamoyl or alkyl having from 1 to 3 carbon atoms; R4 is selected from the group consisting of hydrogen, fluoro, chloro, bromo, formyl, carboxyl, cyano, hydroxymethyl, N-hydroxyformimidoyl, alkyl having from 1 to 3 carbon atoms and moieties of the formulae: where R is alkyl having from 1 to 3 carbon atoms, and the pharmacologically acceptable acid-addition salts thereof, possess anxiolytic activity.