Patent ID: 7455698
Filing Date: 2008-11-25
Classification: C07D

Abstract:
1. 4-(Pyrazol-4-ylimino)-2,5-cyclohexadienylidene-ammonium salt of the general formula (I) in which R1 is a C R3 and R4, independently of one another, are hydrogen, a C R3 and R4 together form a four-membered to eight-membered aliphatic ring; R2 and R6, independently of one another, are hydrogen, a C R5 is a cyano group, a —NR10C(O)R11 group or a sulphonamide group; R7 and R8, independently of one another, are a C R7 and R8, together with the nitrogen atom, form a ring of the formula R9 is hydrogen or one or more hydroxyl groups, carboxyl groups, aminocarbonyl groups or hydroxymethyl groups; R10 is hydrogen or a C R11 is hydrogen, a C X