Production of anthraquinoneoxazoles
    67.
    发明授权
    Production of anthraquinoneoxazoles 失效
    生产蒽醌恶唑

    公开(公告)号:US3926996A

    公开(公告)日:1975-12-16

    申请号:US42070273

    申请日:1973-11-30

    申请人: BASF AG

    CPC分类号: C07D263/52 C09B5/32

    摘要: Improvement in the process for the production of anthraquinoneoxazoles of the formula:

    IN WHICH R is 1-anthraquinonyl, 2-anthraquinonyl or 1,9anthrapyrimidyl-(2) which may bear amino, halogen, cyano or nitro as a substituent, by condensation of an ohaloacylaminoathraquinone of the formula:

    IN WHICH Hal is chloro or bromo in the presence of a salt of a weak acid with a strong base while heating. The improvement consists in carrying out the condensation in a water-miscible strongly polar aprotic solvent.

    摘要翻译: 生产蒽醌恶唑的方法改进如下:

    Blue disperse 1,4-diaminoanthraquinone-2,3-dicarboximide dyes
    68.
    发明授权
    Blue disperse 1,4-diaminoanthraquinone-2,3-dicarboximide dyes 失效
    蓝色分散体1,4-二氨基四氢喹啉-2,3-二胺氧化物染料

    公开(公告)号:US3835155A

    公开(公告)日:1974-09-10

    申请号:US27504072

    申请日:1972-07-25

    申请人: DU PONT

    发明人: BLACKWELL J

    IPC分类号: C07D209/58 C09B5/24 C07D27/52

    摘要: Greenish-blue to blue disperse diaminoanthraquinonedicarboximide dyes having good application and fastness properties on water swellable cellulosic or synthetic fibers or blends or mixtures thereof, for example, cotton fabrics and polyester/cotton blend fabrics, said dyes having the formula

    WHEREIN ONE R is H and the other two are phenyl.

    摘要翻译: 具有在水溶胀性纤维素或合成纤维或其混合物或其混合物上具有良好应用和牢度性质的绿蓝色至蓝色分散的二氨基蒽醌二碳酰亚胺染料,例如棉织物和聚酯/棉混纺织物,所述染料具有式WHEREIN ONE R为 H,另外两个是苯基。

    Process for preparing compounds of the benzothioxanthene series

    公开(公告)号:US3828072A

    公开(公告)日:1974-08-06

    申请号:US27018872

    申请日:1972-07-10

    申请人: HOECHST AG

    IPC分类号: C09B5/24 C09B57/14

    CPC分类号: C09B57/14 C09B5/2427

    摘要: PROCESS FOR PREPARING COMPOUNDS OF THE BENZOTHIOXANTHENE SERIES, WHEREIN CIOMPOUNDS OF THE 1-(2''-AMINOPHENYLMERCAPTO)-NAPHTHALENE SERIES OR OF THE 1-PHENYLMERCAPTO=8-AMINONAPHTHALENE SERIES ARE REACTED IN TERTIARY AMINES WITH COMPOUNDS YIELDING NITROSYL GROUPS AND THE DIAZNIUM COMPOUNDS SO OBTAINED ARE HEATED. THIS PROCESS IS SUITED FOR ALL COMPOUNDS WHICH CONTAIN THE BENZOTHIOXANTHENE RING, INDEPENDENTLY OF THEIR SUBSTIUENTS. THE PRODUCTS OBTAINED BY THIS PROCESS HAVE A MARKEDLY HIGHER PURITY AND ARE OBTAINED IN A HIGHER YIELD AS COMPARED TO OTHER PROCESSES.

    Disperse dyes of the anthraquinone series
    70.
    发明授权
    Disperse dyes of the anthraquinone series 失效
    蒽醌系列分散体

    公开(公告)号:US3801595A

    公开(公告)日:1974-04-02

    申请号:US3801595D

    申请日:1972-04-20

    申请人: BASF AG

    发明人: HARTWIG E

    IPC分类号: C09B5/24 C07D27/50

    CPC分类号: C09B5/2481

    摘要: DISPERSE DYES OF THE FORMULA:

    1-(NH=),2-((R)N-PHENYL),4,11-DI(NH2-)-2,3,5,10-TETRAHYDRO-

    1H-NAPHTH(2,3-F)ISOINDOLE-3,5,10-TRIONE

    IN WHICH R IS HYDROGEN, HALOGEN, ALKYL, ALOXY, A-HYDROXYETHYL, B-HYDDROXYETHYL, B-HYDROXYETHOXY, B,B-DICARBALKOXYETHYL OR CARBALKOXY AND N IS ONE OF THE INTEGERS, 1, 2 AND 3. THE DYES LINEAR POLYESTER FIBROUS MATERIAL GREENISH BLUE SHADES. THE DYEINGS HAVE EXCELLENT FASTNESS PROPERTIES.