FIELD: medicine, pharmaceutics.
SUBSTANCE: invention refers to new chromone derivatives of general formula
,
wherein: R1 represents one or more identical or different substitutes on a benzene ring, each of which independently represents a hydrogen atom, or a halogen atom, or C1-4 alkoxy group, or OH group. or group -O(CH2)nO-, wherein n=1 or 2, R2 represents a hydrogen atom, or C1-4 alkyl group; A and B independently represent either a nitrogen atom, or a carbon atom; R3 represents a hydrogen atom or one or more identical or different substitutes specified in a group consisting of: a halogen atom, C1-4 alkyl group, C1-4 alkoxy group, group -O(CH2)nO-, wherein n=1 or 2, group NO2, group NHSO2R4, group NHR5, OH group, C1-4 halogenoalkyl group, CN group, or R3 makes a ring condensed with a benzene ring bearing it, specified in a group consisting of indole, benzimidazole, carbostyril, benzoxazolone and benzoxazolone and benzimidazolone, R4 represents C1-4 alkyl group, or C1-4 dialkylamino group, or C1-4 alkoxyalkyl group, or C1-4 dialkylaminoalkyl group, R5 represents a hydrogen atom, or C1-4 alkylcarbonyl group, or C1-4 alkoxycarbonyl group, and to its pharmaceutically acceptable salts, as well as to methods for preparing them, and to based pharmaceutical compositions, and to using them as a therapeutic agent for central nervous system disorders, as long as they possess the D3 dopaminergic ligand properties.
EFFECT: preparing the compositions for treating central nervous system disorders, as long as they possess the D3 dopaminergic ligand properties.
17 cl, 1 dwg, 2 tbl, 33 ex
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