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    • 7. 发明授权
    • Cationic dyes from diazotized 5-aminoisothiazoles and
tetrahydroquinolines or indolines
    • 来自重氮化的5-氨基异噻唑和四氢喹啉或中和吲哚的阳离子染料
    • US4754022A
    • 1988-06-28
    • US790923
    • 1985-10-24
    • Peter Moser
    • Peter Moser
    • C09B44/02C09B44/20C09B29/039C09B29/40C09B29/44
    • C09B44/20
    • The invention relates to novel cationic isothiazolazo compounds of the formula ##STR1## wherein R.sub.1 is unsubstituted or substituted C.sub.1 -C.sub.4 alkylR.sub.2 is hydrogen or C.sub.1 -C.sub.4 alkyl,R.sub.3 is hydrogen or C.sub.1 -C.sub.4 alkyl which is unsubstituted or substituted by halogen, cyano, C.sub.1 -C.sub.4 alkoxy or by phenyl which is in turn unsubstituted or substituted by methyl, methoxy and/or halogen,R.sub.5 and R.sub.6 are each independently of the other hydrogen or C.sub.1 -C.sub.4 alkylR.sub.7 is hydrogen, C.sub.1 -C.sub.4 alkyl or phenyl,Y is the direct bond or the group ##STR2## wherein R.sub.4 is hydrogen or C.sub.1 -C.sub.4 alkyl, R.sub.8 and R.sub.9 are each hydrogen and, if Y is the direct bond, they are each independently of the other hydrogen or C.sub.1 -C.sub.4 alkyl, andX.sup..crclbar. is an anion. These compounds can be used as dyes for dyeing or printing in particular polyacrylonitrile materials in blue shades.
    • 本发明涉及新的式(I)所示的阳离子异噻唑烷化合物,其中R 1为未取代或取代的C 1 -C 4烷基R 2为氢或C 1 -C 4烷基,R 3为氢或C 1 -C 4烷基,其未被取代或被卤素, C4烷氧基或被甲基,甲氧基和/或卤素取代的苯基,R5和R6分别独立地为氢或C1-C4烷基,R7是氢,C1-C4烷基或苯基,Y是直接键或 其中R 4是氢或C 1 -C 4烷基,R 8和R 9各自是氢,并且如果Y是直接键,它们各自独立地是另一个氢或C 1 -C 4烷基,并且X( - )是一个阴离子 。 这些化合物可用作用于染色或印刷特别是蓝色色调的聚丙烯腈材料的染料。