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    • 38. 发明授权
    • Azo dyes comprising a heterocyclic diazo component
    • 包含杂环重氮组分的偶氮染料
    • US4465628A
    • 1984-08-14
    • US92182
    • 1979-11-07
    • Norbert GrundGuenter HansenWolf-Dieter Kermer
    • Norbert GrundGuenter HansenWolf-Dieter Kermer
    • C09B29/09C09B29/00C09B29/08C09B29/039C09B29/045D06P3/54
    • C09B29/0081C09B29/0813
    • An azo dye comprising a heterocyclic diazo component, of the general formula ##STR1## where D is a radical of the formula ##STR2## Y is nitro, chlorine or bromine, Z is hydrogen, chlorine, bromine, cyano or nitro,R.sup.1 is C.sub.1 -C.sub.4 -alkyl which is unsubstituted or substituted by hydroxyl, C.sub.1 -C.sub.4 -alkoxy, cyano, C.sub.1 -C.sub.4 -alkanoyloxy, C.sub.1 -C.sub.4 -alkoxycarbonyl, C.sub.1 -C.sub.4 -alkanoylamino, C.sub.1 -C.sub.4 -alkylaminocarbonyloxy, C.sub.1 -C.sub.4 -alkoxycarbonyloxy, chlorine, phenyl and/or phenoxy, or is cyclohexyl, propargyl or C.sub.3 -C.sub.5 -alkenyl, or is a radical of the formula(A-O).sub.n -R.sup.2,R.sup.2 is C.sub.1 -C.sub.4 -alkyl, phenyl or, if n>1, may also be hydrogen,R.sup.3 is C.sub.1 -C.sub.8 -alkyl, which may be substituted by phenyl or phenoxy,R.sup.4 is hydrogen, methyl, ethyl, methoxy, ethoxy or phenoxy,X is oxygen or a direct bond,A is --CH.sub.2 CH.sub.2 --, --CH.sub.2 CH.sub.2 CH.sub.2 --, ##STR3## and n is 1, 2 or 3.The dyes of the formula I are very suitable for dyeing synthetic textile materials, especially polyesters.
    • 包含通式为I的杂环重氮组分的偶氮染料,其中D是下式的基团Y是硝基,氯或溴,Z是氢,氯,溴,氰基或硝基,R 1是 未取代或被羟基,C 1 -C 4 - 烷氧基,氰基,C 1 -C 4 - 烷酰氧基,C 1 -C 4 - 烷氧基羰基,C 1 -C 4 - 烷酰基氨基,C 1 -C 4烷基氨基羰基氧基,C 1 -C 4 - 烷氧基羰基氧基 ,或苯基和/或苯氧基,或为环己基,炔丙基或C3-C5-烯基,或为式(AO)n-R2,R2为C1-C4-烷基,苯基或(如果n≥1) 可以是氢,R 3是可被苯基或苯氧基取代的C 1 -C 8 - 烷基,R 4是氢,甲基,乙基,甲氧基,乙氧基或苯氧基,X是氧或直接键,A是-CH 2 CH 2 - ,-CH 2 CH 2 CH 2 - ,和n是1,2或3.式I的染料非常适合于染色合成纺织品材料,特别是聚酯。