6-cycloamino-3-(pyridin-4-yl) imidazo [1,2-b]-pyridazine compound.

Abstract

The invention relates to 6-cycloamino-3-(pyrid-4yl)imidazo[1,2-b]pyridazine compound, corresponding to the general formula (I) in which - R2 represents an aryl group optionally substituted with one or more substituents chosen from halogen atoms and the groups C1-6 alkyl, C16 alkyloxy, C1-6 alkylthio, C1-6 fluoroalkyl, C1-6 fluoroalkyloxy and -CN; R3 represents a hydrogen atom or a group C1-3 alkyl, -NR4R5, hydroxyl or C1-4 alkyloxy; -A represents a group C1-7-alkylene optionally substituted with one or two groups Ra, B represents a group C1-7-alkylene optionally substituted with a group Rb; L represents either a nitrogen atom optionally substituted with a group Rc or Rd, or a carbon atom substituted with a group Re1, and a group Rd or two groups Re2; the carbon atoms of A and B or the groups Re2 being optionally substituted with one or more groups Rf, which may be identical to or different than each other; - R7 and R8 represent, independ ently of each other, a hydrogen atom or a group C1-6-alkyl and preparation process thereof.