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    • 17. 发明授权
    • Blue anthraquinone dyes, production and use thereof
    • 蓝色蒽醌染料,其生产和使用
    • US08142520B2
    • 2012-03-27
    • US12438393
    • 2007-08-24
    • Hartwig JordanAndreas Endres
    • Hartwig JordanAndreas Endres
    • C09B67/00C09B1/00
    • C09B1/514C09B67/0033C09B67/0038C09B67/0041D06P1/16D06P5/30
    • The present invention concerns dyes of the general formula I where X and Y represent hydrogen, bromine or chlorine, but not simultaneously hydrogen; R represents F, Cl, Br, COOR1 or CF3; R′ represents H or F; R1 represents C1-C6-alkyl; and one of W1 and W2 represents hydroxyl and the other nitro and Y is always ortho to the hydroxyl group; but not compounds in which R represents Cl attached to the phenyl nucleus in a is position ortho to the NH group nor compounds in which W1 represents nitro, W2 represents hydroxyl, Y represents hydrogen, X represents chlorine and R represents bromine attached to the phenyl nucleus in a position meta to the NH group, mixtures with further dyes, and also their preparation and use.
    • 本发明涉及通式I的染料,其中X和Y表示氢,溴或氯,但不同时为氢; R代表F,Cl,Br,COOR1或CF3; R'表示H或F; R1代表C1-C6-烷基; W1和W2之一表示羟基,另一个硝基和Y总是与羟基邻接; 但不是其中R表示Cl连接到苯基核上的Cl是NH基邻位的化合物,其中W1表示硝基的化合物,W2表示羟基,Y表示氢,X表示氯,R表示与苯基相连的溴。 在NH基团的位置,与其他染料的混合物,以及它们的制备和用途。