| 摘要 |
1. A monoazo dye of the formula see diagramm : EP0102325,P91,F1 wherein K is the radical of an aminobenzen or alkoxybenzene, of an aminonaphthalene or alkoxynaphthalene, of a phenol, naphthol, aminonaphthol, pyrazolone, aminopyrazole, pyridone, pyrimidine, indole, diphenylamine, acetoacetamide, naphthimidazole, tetrahydroquinoline or pyrazolo[2,3-a]pyrimidine, which radicals may be further substituted, and R is hydrogen, halogen or carboxy a C1 -C6 -alkyl, C1 -C6 -alkoxy, C2 -C6 -alkanoylamino, C1 -C6 -alkylsulfonylamino, C1 -C6 -alkylsulfonyl, phenyl(C1 -C4 )alkylsulfonyl or naphthyl(C1 -C4 )alkyl-sulfonyl or benzoyl radical, which radicals may be further substituted, or is an see diagramm : EP0102325,P92,F2 group, wherein each of R1 and R2 independently of the other is hydrogen or a C1 -C6 -alkyl, C5 -C7 -cycloalkyl, phenyl or naphthyl radical, which radicals may be further substituted, and wherein X is hydrogen, halogen or a C1 -C6 -alkyl, C1 -C6 -alkoxy, C2 -C6 -alkanoylamino or C1 -C6 -alkylsulfonylamino radical, which radicals may be further substituted, with the exception of 3-methyl-1-(m- or p-sulfophenyl)-5-aminopyrazol-4-azo-1'-[4'-naphthyl-(2- '')-sulfonylben-zene] according to Examples 36 and 37 of British patent specification 868 474, 3-methyl-1-(m-sulfophenyl)-5-amino-pyrazol-4-azo-1'-[2- '-naphthyl- (2'')-sulfonylbenzene], according to Example 24 of French patent specification 1 214 975, 3-m¢ethyl-1-(3'-chloro-6'-sulfophenyl) -5-aminopyrazol-4-azo-1''-[2''-na- phthyl-(2)-sulfonylbenzene], according to Example 25 of French patent specification 1 214 975, and whith the exception of monoazo dyes of the formula (I), wherein K as aminonaphthalene or aminonaphthol radial contains an N-substituted sulfoamoyl radical.
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