PHENYLETHENYL- OR PHENYLETHYNYL-DERIVATIVES AS ANTAGONISTS OF GLUTAMATE RECEPTORS

FIELD: organic chemistry, medicine, pharmacy. ^ SUBSTANCE: invention relates to using phenylethenyl- or phenylethynyl-derivatives as antagonists of glutamates receptors. Invention describes using compound of the general formula (I): ^ wherein each among R1, R2, R3, R4 and R5 means independently of one another hydrogen atom, (C1-C6)-alkyl, -(CH2)n-halogen, (C1-C6)-alkoxy-group, -(CH2)n-NRR', -(CH2)n-N(R)-C(O)-C1-C6)-alkyl, phenyl or pyrrolyl that can be unsubstituted or substituted with one or more (C1-C6)-alkyl; each among R, R' and R'' means independently of one another hydrogen atom or (C1-C6)-alkyl; A means -CH=CH- or C=C; B means ,, , , or wherein R6 means hydrogen atom, (C1-C)-alkyl, -(CH2)n-C(O)OR, or halogen atom; R7 means hydrogen atom, (C1-C6)-alkyl, -(CH2)n-C(O)OR', halogen atom, nitro-group or oxodiazolyl group that can be unsubstituted or substituted with (C1-C6)-alkyl or cycloalkyl; R8 means hydrogen atom, (C1-C6)-alkyl, -(CH2)n-OH, -(CH2)n-C(O)OR'' or phenyl; R9 means (C1-C6)-alkyl; R10 and R11 mean hydrogen atom; R12 means -(CH2)n-N(R)-C(O)-(C1-C6)-alkyl; R13 means hydrogen atom; each R14, R15, R16 and R17 independently of one another means hydrogen atom or (C1-C6)-alkoxy-group; each R18, R19 and R20 independently of one another means hydrogen atom; R21 means hydrogen atom or (C1-C6)-alkyl; R22 means hydrogen atom, (C1-C6)-alkyl or (C1-C6)-alkyl comprising one or more substitutes chosen from groups hydroxy- or halogen atom; R23 means hydrogen atom, (C1-C6)-alkanoyl or nitro-group; each among R24, R25 and R26 independently of one another means hydrogen atom or (C1-C6)-alkyl; n = 0, 1, 2, 3, 4, 5 or 6; X means -O- or -S-; Y means -CH= or -N=, and its pharmaceutically acceptable salts used in preparing medicinal agents designates for treatment or prophylaxis of disorders mediated by mGluR5-receptors. Also, invention describes compounds of the formula (I-A), compound of the formula (I-B-1) given in the invention description, and a medicinal agent used in treatment or prophylaxis of disorders mediated by mGluR5-receptors. ^ EFFECT: valuable medicinal properties of compounds. ^ 44 cl, 1 tbl, 44 ex