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    • 5. 发明授权
    • Process for the manufacture of anthraquinone dyestuffs
    • 制备蒽醌DYESTUFFS的方法
    • US3839332A
    • 1974-10-01
    • US17291671
    • 1971-08-18
    • CIBA GEIGY AG
    • MOERGELI E
    • C09B1/36C09B1/467C09B1/48C09B3/00C07D55/20C07D51/48
    • C09B1/467C09B1/36C09B1/48C09B3/00
    • IN WHICH R is phenyl or lower alkyl, B2 is lower alkanoyl, benzoyl-, or thiobenzoyl, n is the number 2 or 3 and m the number 1 or 2, which comprises condensing in the presence of an acid binding agent and an addition compound of copper-I-iodide and a pyridine base as catalyst a chloro- or bromoanthraquinone having as optional substituents in the anthraquinone radical benzoylamino-, methoxy or acetyl groups, with the amides of benzoic acid, thiobenzoic acid, or with melamine, 2-lower alkyl or 2-phenyl-2,6-diamino-1,3,5-triazine or 2,4-diamino quinazoline.

      Process for the manufacture of anthraquinone dyestuffs of the formulae (A-NH)n-B1 or A-(NHB2)m IN WHICH A is unsubstituted anthraquinonyl or anthraquinonyl substituted by acylamino-, methoxy or acetyl groups, B1 is a radical of the formulae
    • 用于制备式(A-NH)n-B1或A-(NHB 2)m IN的蒽醌染料的方法,其中A是被酰氨基,甲氧基或乙酰基取代的未取代的蒽醌基或蒽醌基,B1是式 其中R为苯基或低级烷基,B2为低级烷酰基,苯甲酰基或硫代苯甲酰基,n为2或3,m为1或2,其包括在酸结合剂和加成化合物存在下缩合 的碘化铜和吡啶碱作为催化剂,在蒽醌基苯甲酰氨基,甲氧基或乙酰基中具有任选的取代基的氯代或溴代蒽醌与苯甲酸,硫代苯甲酸或三聚氰胺的酰胺,2-低级 烷基或2-苯基-2,6-二氨基-1,3,5-三嗪或2,4-二氨基喹唑啉。