| abstract |
Ammonium and sulfonic acid group-containing compounds in the betaine form of the formula correspond to what R 1 is hydrogen, alkyl, R 2 , R 3 and R 4 independently of one another alkyl, alkenyl, aralkyl, or R 4 Y is alkylene, xylylene, m 1 or 2, n 0 or 1, R 5 and R 6 independently of one another are hydrogen, alkyl, alkoxy, halogen, and if n = 1 additionally R 2 or R 4 amino, alkylamino, dialkylamino, aryl, Cycloalkyl, R 2 and R 3 together with the nitrogen atom bound to them a 5- or 6-membered ring, R 2 , R 3 and R 4 together with the nitrogen atom bound to them a pvridinium ring, a group of the formula hydrogen, or Y arylene, benzylene or a radical of the formula Z the direct bond, - (CH 2 ) p-, -O-, -O (CH 2 ) p -O-, -SO 2 -, -NHCO-, -NHCONH-, -NHCO (CH 2 ) p -CONH -, -CONH- (CH 2 ) p -NHCO-, p 1, 2 or 3 and R mean hydrogen, alkyl, alkoxy, halogen, and in which the cyclic and acyclic radicals can contain nonionic substituents, their preparation and their use as Coupling components in the manufacture of azo dyes. |