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    • 8. 发明授权
    • Sulfo group-containing disazo compounds containing substituted
amino-1,3,5-triazinil or- chloropyrimidyl
    • 含磺酰基的含有取代的氨基-1,3,5-三嗪或氯嘧啶的双偶氮化合物
    • US5354849A
    • 1994-10-11
    • US73228
    • 1993-06-04
    • Georg Schoefberger
    • Georg Schoefberger
    • C09B31/072C09B31/08C09B43/16C09B62/03C09B62/09C09B62/25C09B67/22D06P3/24D06P1/382
    • C09B67/0058C09B31/08C09B43/16C09B62/03
    • Anionic disazo compounds of the formula ##STR1## and salts thereof each cation of which is independently a non-chromophoric cation, and mixtures of such compounds or salts, wherein D is whereinR.sub.4 is hydrogen, C.sub.1-4 alkyl, C.sub.1-4 alkoxy or halo,R.sub.1 is hydrogen, C.sub.1-4 alkyl or C.sub.2-4 hydroxyalkyl,R.sub.2 is hydrogen, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, (C.sub.1-4 alkyl)carbonylamino, (C.sub.1-4 alkoxy)carbonylamino or --NHCONH.sub.2,R.sub.3 is hydrogen, halo, C.sub.1-4 alkyl or C.sub.1-4 alkoxy, and ##STR2## wherein R.sub.5 is chloro, hydroxy or --NHCN,R.sub.6 is hydrogen, chloro or cyano, andR.sub.7 and R.sub.8 are as defined in the specification, with the proviso that R.sub.7 and R.sub.8 together contain at least 8 carbon atoms,useful for dyeing or printing anionically dyeable organic substrates such as nitrogen-containing substrates, particularly fiber material comprising natural or synthetic polyamide.
    • 下式的阴离子双偶氮化合物及其盐,其各自的阳离子独立地是非发色阳离子,以及这些化合物或盐的混合物,其中D是其中R 4是氢,C 1-4烷基,C 1-4烷氧基 或卤素,R 1是氢,C 1-4烷基或C 2-4羟烷基,R 2是氢,C 1-4烷基,C 1-4烷氧基,(C 1-4烷基)羰基氨基,(C 1-4烷氧基)羰基氨基或-NHCONH 2,R 3是氢, C 1-4烷基或C 1-4烷氧基,和其中R 5是氯,羟基或-NHCN,R 6是氢,氯或氰基,R 7和R 8如本说明书中所定义,条件是R 7和R 8一起含有 至少8个碳原子,可用于染色或印刷阴离子可染色有机基底如含氮基底,特别是包含天然或合成聚酰胺的纤维材料。