申请人:Ciba-Geigy AG
公开号:US04035380A1
公开(公告)日:1977-07-12
Water-insoluble styryl dyestuffs of the formula ##STR1## in which X represents a cyano, carbo-lower alkoxy or phenylsulphone group, Y.sub.1 and Y.sub.2 each represents a hydrogen atom, an lower alkyl or lower alkoxy or phenoxy group, R represents a lower alkyl, phenyl-lower-alkyl, cyano-lower-alkyl, lower alkoxyalkyl or acyloxyalkyl group or a radical of the formula --A--S--B, and A represent a lower alkylene group that may be substituted by a lower alkanoyloxy or a benzoyloxy group and B represents a heterocyclic radical.
式为##STR1##的水不溶性苯乙烯染料,其中X代表氰基、低碳基氧或苯基磺酰基,Y.sub.1和Y.sub.2各代表氢原子、低碳基或低碳基氧或苯氧基,R代表低碳基、苯基-低碳基、氰基-低碳基、低碳基氧基-低碳基或酰氧基-低碳基基团或公式--A--S--B的基团,其中A代表可能被低烷酰氧基或苯甲酰氧基取代的低碳基亚烷基,B代表杂环基团。