| abstract |
1. Compounds of the general formula (I) wherein R1 represents a hydrogen atom or a straight or branched C1-4 alkyl group; R2 represents a hydrogen atom or a straight or branched C1-4 alkyl group; R3 represents an atom of hydrogen, or a straight or branched C1-4 alkyl group, a C3-6 cycloalkyl group, a phenyl-, thienyl-, or furyl group, optionally substituted with one or more straight or branched C1-4 alkyl groups, an alkoxy group C1-4 straight or branched, a halogen atom; a 6 or 5-membered heteroaromatic ring containing 1, 2 or 3 nitrogen atoms, or a 5-membered heteroaromatic ring containing a nitrogen atom and an oxygen atom, or a nitrogen atom and a sulfur atom, optionally substituted with one or more straight or branched C1-4 alkyl groups, straight or branched C1-4 alkoxy group, or a halogen atom; R4, R5, R6 and R7 independently represent a hydrogen atom, a straight C1-4 alkyl group or branched, a straight or branched C1-4 alkoxy group, a hydroxy group or a halogen atom, or R4 and R7 represent a hydrogen atom and R5 and R6 together form a methylenedioxy group; R8 represents a hydrogen atom or a cyano group, an aminocarbonyl group, a C1-4 alkoxycarbonyl group or a carboxy group; R9 and R10 independently represent a hydrogen atom, a straight or branched C1-4 alkyl group, a C3- cycloalkyl group 6.X represents a group -CH2-, a group -NH-, a group -NR11- or a sulfur atom, an oxygen atom, a sulfo group or a sulfoxy group wherein R11 represents a straight C1-4 alkyl group or branched or a C3-6 cycloalkyl group; Z represents an oxygen atom, a sulfur atom, a group -NH- or a group -NR12-, wherein R12 represents a straight or branched C1-4 alkyl group or a group C3-6 cycloalkyl; n represents zero, 1, or 2; m represents zero, 1, 2, or 3; ... |