2-PROPYL-2-PENTANIC OR 2-PROPYL-2-PENTENIC ACID AMIDE DERIVATIVES AND PHARMACEUTICAL COMPOSITION BASED THEREON Russian patent published in 1999 - IPC

FIELD: pharmaceutical industry. SUBSTANCE: described use new derivatives of general formula I: wherein A is X or Y; X is compound of formula II: , Y is compound of formula III : R₁,R₂,R₃,R₄ and R₅ are each independently hydrogen, C₁-C₆- alkyl group selected from alkyl group with linear or branched chain, aralkyl group selected from benzyl, alkylbenzyl, hydroxybenzyl, alkoxycarbonylbenzyl, aryloxycarbonylbenzyl, carboxylbenzyl, nitrobenzyl, cyanobenzyl or halogenbenzyl and aryl group selected from phenyl, naphthyl, anthracenine, pyridinyl, indolyl, furanyl, alkylphenyl, hydroxyphenyl, alkoxycarbonylphenyl, aryloxycarbonylphenyl, nitrophenyl, halogenphenyl, mercaptophenyl or aminophenyl. Compounds are useful as antiepileptic agents. Also described is pharmaceutical composition based on compounds of formula I. EFFECT: improved properties of the pharmaceutical composition. 12 cl, 2 dwg, 25 ex, 4 tbl