QUINOXALINE DERIVATIVES AND USING THEM FOR TREATING BENIGN AND MALIGNANT TUMOUR DISEASES

摘要

FIELD: medicine, pharmaceutics.;SUBSTANCE: invention refers to quinoxaline derivatives of general formula ; , ;a based pharmaceutical composition, using them as therapeutic agents, as well as to a based therapeutic agent for treating tumour diseases. In general formula I X represents: oxygen or sulphur; R1 represents hydrogen, R2/R3 represents hydrogen, R4 represents: (i) C1-C12-alkyl, (ii) saturated C3-C8-cycloalkyl, optionally substituted by C6-aryl, (iii) unsaturated C3-C8-cycloalkyl, (iv) heterocyclyl substituted by C(O)CF3, (v) C1-C6-alkyl substituted by C6-aryl, the above C6-aryl can be substituted by F, Cl, Br, I, -O-C1-C6-alkyl, C1-C6-alkyl, C6-aryl or hydroxy, (vi) C1-C6-alkyl substituted by C5-heteroaryl, (vii) C1-C8-alkylene, (viii) 1-adamantyl, (ix) C1-C6-alkyl substituted by C6-heterocyclyl containing a nitrogen atom and an oxygen atom, (x) C1-C6-alkyl substituted by C3-C6-cycloalkyl, or (xi) C1-C6-alkyl substituted by C6-heteroaryl; R5 represents hydrogen, R6 represents (i) aryl optionally substituted by C1-C6-alkyl, -O-C1-C6-alkyl, hydroxy, F, Cl, Br, I or amino, or (ii) C5-heteroaryl containing 2 nitrogen atoms optionally substituted by C1-C6-alkyl, R7 and R8 represent hydrogen.;EFFECT: producing the therapeutic agent for treating the tumour diseases.;7 cl, 3 tbl, 5 ex