| 摘要 |
Metal-free compounds of the formula, <IMAGE> +TR <IMAGE> and 1:1 copper complexes of metallizable metal-free compounds of said formula and internal and external salts of metal-free compounds of said formula and of 1:1 copper complexes of metallizable metal-free compounds of said formula, wherein each Q is independently linear or branched C2-6alkylene; linear or branched C2-6alkylene interrupted by -O-, -S- or -NR4-; linear or branched C3-6alkylene monosubstituted or disubstituted by hydroxy or -*NHCO-CH2-, wherein the * denotes the atom attached to the -NR4- radical, each R1 is independently hydrogen, halo, nitro, C1-4alkyl, C1-4alkoxy, (C1-4alkyl)carbonylamino, -SO2NR3R4, -CONR4-C6H5 or benzamido, R2 is hydrogen, hydroxy, halo, nitro, C1-4alkyl, C1-4alkoxy, (C1-4alkyl)carbonylamino or -NHCONR3R4, X is -NR5R6 or -N(+)R7R8R9 An(-), wherein R5-R9 and An(-) are as defined in the specification, and n is 0 or 1 wherein each R3 is independently hydrogen, C1-4alkyl or C1-4alkyl monosubstituted by hydroxy, halo, cyano or C1-4alkoxy, and each R4 is independently hydrogen or C1-4alkyl, are useful, as such and in the form of solid and liquid aqueous dye preparations as direct dyes for dyeing or printing hydroxy-group or nitrogen-containing organic substrates, such as textiles consisting of or containing cellulose, leather and especially paper; they are also suitable for dyeing glass and products thereof and in inks. |
