Process for the preparation of pyrrolo[3,4-c]pyrroles, and novel
pyrrolo[3,4-c]pyrroles
    1.
    发明授权
    Process for the preparation of pyrrolo[3,4-c]pyrroles, and novel pyrrolo[3,4-c]pyrroles 失效
    吡咯并[3,4-c]吡咯的制备方法和新的吡咯并[3,4-c]吡咯

    公开(公告)号:US4659775A

    公开(公告)日:1987-04-21

    申请号:US793866

    申请日:1985-11-01

    摘要: The invention relates to a process for the preparation of pyrrolo[3,4-c]pyrroles of formula (1) ##STR1## wherein each of R.sub.1 and R.sub.2 independently of the other is an alkyl or aralkyl group or an isocyclic or heterocyclic aromatic radical, which process comprises reacting an ester of formula (2) or (3) ##STR2## with a nitrile of the formula R.sub.2 CN, in which formulae each of R and R' independently of the other is an alkyl or aryl group, and R.sub.1 and R.sub.2 are as defined above, in the presence of a strong base in an organic solvent.The invention also relates to compounds of formula (8) ##STR3## wherein R.sub.3 in an alkyl or aralkyl group or an ortho-substituted isocyclic or heterocyclic aromatic radical and R.sub.4 is an alkyl or aralkyl group or an isocyclic or heterocyclic aromatic radical.The pyrrolopyrroles obtained are valuable pigments for coloring compounds of high molecular weight such as plastics and lacquers in yellow to red shades of excellent fastness properties.

    摘要翻译: 本发明涉及一种用于吡咯的制备[3,4-C]式的吡咯(1)(1)其中每个R 1和R 2各自彼此独立地为烷基或芳烷基或碳环或 杂环芳族基团,该方法包括式(2)或(3)的酯与式R2CN的腈,在各式中的R和反应R”独立于其他的为烷基或芳基, 在有机溶剂中的强碱存在下,R 1和R 2如上定义。 本发明还涉及式(8)的化合物(8)其中烷基或芳烷基或邻位取代的环或杂环芳基中的R 3和R 4为烷基或芳烷基或环或杂环芳族基团 。 获得的吡咯并吡咯是用于着色高分子量化合物的有价值的颜料,例如具有优异坚牢性的黄色至红色的塑料和漆。

    Process for the preparation of brominated pyrrolo-[3,4-c]-pyrroles and
mixtures thereof
    2.
    发明授权
    Process for the preparation of brominated pyrrolo-[3,4-c]-pyrroles and mixtures thereof 失效
    制备溴化吡咯并[3,4-c]吡咯的方法及其混合物

    公开(公告)号:US4810802A

    公开(公告)日:1989-03-07

    申请号:US7836

    申请日:1987-01-27

    IPC分类号: C07D487/04

    CPC分类号: C07D487/04

    摘要: Process for the preparation of brominated pyrrolo-[3,4-c]pyrrole pigments by bromination of a pyrrolo-[3,4-c]-pyrrole or of a mixture of different pyrrolo-[3,4-c]-pyrroles of the formula I ##STR1## with an amount of a brominating agent which supplies 0.5 to 70 equivalents of bromine, with or without a solvent, and subsequent isolation of the brominated pyrrolo-[3,4-c]-pyrrole by removal of the excess brominating agent and, if appropriate, the solvent by customary methods.The desired brominated pyrrolo-[3,4-c]pyrroles are obtained directly in a high yield by this process.Reference is made to claim 1 in respect of the meaning of substituents A, B and Z.

    摘要翻译: 通过溴化吡咯并[3,4-c] - 吡咯或不同的吡咯并[3,4-c]吡咯的混合物制备溴化吡咯并[3,4-c]吡咯颜料的方法 式I(I)与一定量的溴化剂,其供应0.5至70当量的溴,有或无溶剂,随后通过除去分离溴化吡咯并 - [3,4-c] - 吡咯 的过量溴化剂,如果合适,通过常规方法溶剂。 通过该方法直接以高产率获得所需的溴化吡咯并[3,4-c]吡咯。 关于取代基A,B和Z的含义,提及权利要求1。

    Process for the preparation of pyrrolo (3,4-c) pyrroles
    3.
    发明授权
    Process for the preparation of pyrrolo (3,4-c) pyrroles 失效
    吡咯(3,4-c)吡咯的制备方法

    公开(公告)号:US4778899A

    公开(公告)日:1988-10-18

    申请号:US002354

    申请日:1987-01-12

    摘要: The invention relates to a process for the preparation of pyrrolo[3,4-c]pyrroles of formula (1) ##STR1## wherein each of R.sub.1 and R.sub.2 independently of the other is an alkyl or aralkyl group or an isocyclic or heterocyclic aromatic radical, which process comprises reacting an ester of formula (2) or (3) ##STR2## with a nitrile of the formula R.sub.2 CN, in which formulae each of R and R' independently of the other is an alkyl or aryl group, and R.sub.1 and R.sub.2 are as defined above, in the presence of a strong base in an organic solvent.The invention also relates to compounds of formula (8) ##STR3## wherein R.sub.3 is an alkyl or aralkyl group or an ortho-substituted isocyclic or heterocyclic aromatic radical and R.sub.4 is an alkyl or aralkyl group or an isocyclic or heterocyclic aromatic radical.The pyrrolopyrroles obtained are valuable pigments for coloring compounds of high molecular weight such as plastics and lacquers in yellow to red shades of excellent fastness properties.

    摘要翻译: 本发明涉及制备式(1)的吡咯并[3,4-c]吡咯的方法,其中R 1和R 2各自独立地是烷基或芳烷基或者是环或 杂环芳族基团,该方法包括使式(2)或(3)的化合物与式R 2 CN的腈反应,其中R和R'各自独立地为 另一个是烷基或芳基,并且R 1和R 2如上所定义,在有机溶剂中的强碱存在下进行。 本发明还涉及式(8)的化合物(8)其中R 3是烷基或芳烷基或邻位取代的环或杂环芳基,R 4是烷基或芳烷基或者是环或杂环芳族基团 。 获得的吡咯并吡咯是用于着色高分子量化合物的有价值的颜料,例如具有优异坚牢性的黄色至红色的塑料和漆。

    Monoketopyrrolopyrroles
    4.
    发明授权
    Monoketopyrrolopyrroles 失效
    单酮吡咯并吡咯

    公开(公告)号:US5017706A

    公开(公告)日:1991-05-21

    申请号:US332199

    申请日:1989-04-03

    摘要: Pyrrolopyrroles of this type are suitable for coloring high-molecular organic material to give intensely colored, brilliant and transparent colorations with good general fastness properties, and for use in photoelectric recording materials as photoconductive substances.

    摘要翻译: 其中A和B彼此独立地是碳环或杂环芳族基团,无环或环状脂族基团或芳脂族基团,Q是二价碳环或杂环芳族,无环或环状脂族基 或芳脂族基团,E是直接键或基团-CO-或-CS-,X是基团-SR或-NRR',其中R和R'彼此独立地是氢,碳环或杂环芳族基团,非环状的 或环状脂族基团或芳脂族基团,并且R'可以另外是基团-O-卤素或-Q-EY-(C 1 -C 5 - 烷基),其中Y是O或S,或R和R'形成5元 或6元杂环基与它们所键合的N原子。 这种吡咯吡咯适用于着色高分子有机材料,以提供具有良好的通用牢度性能的强烈着色,辉煌和透明的着色,并用于光电记录材料作为光电导物质。

    Process for the preparation of aminated diketobis (aryl or
heteroaryl)pyrrolopyrroles and the use thereof as photoconductive
substances
    5.
    发明授权
    Process for the preparation of aminated diketobis (aryl or heteroaryl)pyrrolopyrroles and the use thereof as photoconductive substances 失效
    胺基二酮基(芳基或杂芳基)吡咯并吡咯的制备方法及其作为光导物质的用途

    公开(公告)号:US5973146A

    公开(公告)日:1999-10-26

    申请号:US128332

    申请日:1993-09-29

    IPC分类号: C07D487/04 C09B57/00 G03G5/06

    摘要: A process for the preparation of compounds of formula I ##STR1## by reacting a pyrrolopyrrole of formula ##STR2## wherein X.sub.1 is a group selected from ##STR3## X.sub.2 is a group selected from ##STR4## or has the same meaning as X.sub.1, with a secondary amine of formula ##STR5## in the molar ratio 1:2, in the presence of an anhydrous dipolar aprotic solvent and of an amount 0.1 to 15 times in excess of stoichiometric proportion, based on the amine of formula III, of an anhydrous organic base, in the temperature range from 50.degree. to 230.degree. C. and under a pressure from 0 to 10 bar.The substituents R.sub.1 to R.sub.8, Y and Hal are as defined in claim 1.The compounds of formula I are especially suitable for use as photoconductive substances.

    摘要翻译: 通过使下式的吡咯并吡咯反应来制备式I化合物的方法,其中X1是选自X2的基团是选自或具有与X1相同的基团,与式的仲胺的摩尔比为1:2 在无水有机碱的存在下,在无水有机碱的存在下,在50-230℃的温度范围内,在无水偶极非质子传递溶剂存在下,其量为0.1至15倍,超过化学计量比。 并在0至10巴的压力下进行。 取代基R 1至R 8,Y和Hal如权利要求1所定义。式I化合物特别适合用作光电导物质。

    Preparation of mixed crystals and solid solutions of
1,4-diketopyrrolopyrroles
    6.
    发明授权
    Preparation of mixed crystals and solid solutions of 1,4-diketopyrrolopyrroles 失效
    制备1,4-二酮吡咯并吡咯的混晶和固溶体

    公开(公告)号:US5808094A

    公开(公告)日:1998-09-15

    申请号:US898140

    申请日:1997-07-22

    CPC分类号: C08K5/3415 C09B67/0039

    摘要: A process for the preparation of mixed crystals of 1,4-diketopyrrolo�3,4-c!pyrroles, consisting of 1 mol each of two different compounds of formula ##STR1## by heating a corresponding mixture in solid form to the temperature range from 220.degree. to 380.degree. C. A and B are, for example, each a group of formula ##STR2## wherein R.sub.1 and R.sub.2 are each independently hydrogen, chloro, bromo, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.6 alkoxy, C.sub.1 -C.sub.6 alkylamino, phenyl or --CN, G is --O--, --NR.sub.7 --, --N.dbd.N-- or --SO.sub.2 --, R.sub.3 and R.sub.4 are hydrogen, and R.sub.7 is hydrogen, methyl or ethyl.The mixed crystals and solid solutions obtained are excellently suited for pigmenting high molecular weight material.

    摘要翻译: 制备1,4-二酮吡咯并[3,4-c]吡咯的混合物的方法,由两种不同的固体形式的化合物1摩尔至220℃至380℃的温度范围。 和B是例如各自为一组式(II)的化合物,其中R 1和R 2各自独立地为氢,氯,溴,C 1 -C 4烷基,C 1 -C 6烷氧基,C 1 -C 6烷基氨基,苯基或-CN ,G是-O-,-NR7-,-N = N-或-SO2-,R3和R4是氢,R7是氢,甲基或乙基。 获得的混合晶体和固溶体非常适合于着色高分子量材料。

    Mixed crystals and solid solution of 1,4-diketopyrrolopyrroles
    7.
    发明授权
    Mixed crystals and solid solution of 1,4-diketopyrrolopyrroles 失效
    混合晶体和1,4-二酮吡咯并吡咯的固溶体

    公开(公告)号:US5708188A

    公开(公告)日:1998-01-13

    申请号:US535438

    申请日:1995-09-28

    CPC分类号: C09B67/0039 C09B67/003

    摘要: The invention relates to mixed crystals of 1,4-diketopyrrolo�3,4-c!pyrroles, consisting of 1 mol each of two different compounds of formulae ##STR1## as well as single-phase solid solutions of two different compounds of formulae I and II, wherein the diketopyrrolopyrrole having the smaller geometrical constitution is present in an amount of 53 to 70 mol %. A and B are as defined in claim 1. The novel mixed crystals as well as the novel solid solutions are admirably suited for pigmenting organic material of high molecular weight.

    摘要翻译: 本发明涉及1,4-二酮吡咯并[3,4-c]吡咯的混合晶体,其由两种不同的式(I)化合物(I)和1单体组成, 两种不同式I和II化合物的固溶体,其中具有较小几何结构的二酮吡咯并吡咯存在的量为53-70mol%。 A和B如权利要求1中所定义。新颖的混合晶体以及新颖的固溶体非常适用于着色高分子量有机材料。

    Preparation of mixed crystals and solid solutions of 1,
4-diketo-pyrrolpyrroles
    8.
    发明授权
    Preparation of mixed crystals and solid solutions of 1, 4-diketo-pyrrolpyrroles 失效
    制备1,4-二酮 - 吡咯吡咯的混合晶体和固溶体

    公开(公告)号:US5693824A

    公开(公告)日:1997-12-02

    申请号:US712721

    申请日:1996-09-12

    CPC分类号: C08K5/3415 C09B67/0039

    摘要: A process for the preparation of mixed crystals of 1,4-diketopyrrolo�3,4-c!pyrroles, consisting of 1 mol each of two different compounds of formula ##STR1## by heating a corresponding mixture in solid form to the temperature range from 220.degree. to 380.degree. C. A and B are, for example, each a group of formula ##STR2## wherein R.sub.1 and R.sub.2 are each independently hydrogen, chloro, bromo, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.6 alkoxy, C.sub.1 -C.sub.6 alkylamino, phenyl or --CN, G is --O--, --NR.sub.7 --, --N.dbd.N-- or --SO.sub.2 --, R.sub.3 and R.sub.4 are hydrogen, and R.sub.7 is hydrogen, methyl or ethyl. The mixed crystals and solid solutions obtained are excellently suited for pigmenting high molecular weight material.

    摘要翻译: 制备1,4-二酮吡咯并[3,4-c]吡咯的混合物的方法,由两种不同的固体形式的化合物1摩尔至220℃至380℃的温度范围。 和B为例如每一个式(Ⅰ)的化合物,其中R 1和R 2各自独立地为氢,氯,溴,C 1 -C 4烷基,C 1 -C 6烷氧基,C 1 -C 6烷基氨基,苯基或-CN,G为 -O - , - NR7 - , - N = N-或-SO2-,R3和R4是氢,R7是氢,甲基或乙基。 获得的混合晶体和固溶体非常适合于着色高分子量材料。

    Polymeric hair dyes
    10.
    发明授权
    Polymeric hair dyes 有权
    聚合染发剂

    公开(公告)号:US08118882B2

    公开(公告)日:2012-02-21

    申请号:US12812782

    申请日:2009-01-07

    IPC分类号: A61Q5/10 C07D213/09

    摘要: Disclosed are cationic oligomeric dye, comprising a low molecular weight polyamine comprising the repeating units (1a) or (1b), wherein at least 90% of the polyamine molecules are selected from tetramines, pentamines and hexamines; and R is the residue of a cationic dye, which is covalently bonded, optionally via a linker, to the nitrogen atoms of the polyamine; or hydrogen; wherein the polyamine repeating units (1a) and (1b) comprise at least one carionic dye residue; and n is a number from 3-12. The dyes are distinguished by their depth of shade and their good fastness properties to washing, such as, for example, fastness to light, shampooing and rubbing.

    摘要翻译: 公开了阳离子低聚染料,其包含包含重复单元(1a)或(1b)的低分子量多胺,其中至少90%的多胺分子选自四胺,五胺和六胺; 并且R是阳离子染料的残基,其任选地经由接头共价键合到多胺的氮原子上; 或氢; 其中所述多胺重​​复单元(1a)和(1b)包含至少一个卡莲染料残基; n是3-12的数字。 这些染料的特征在于它们的色调深度和它们对洗涤性能的良好牢度,例如耐光牢度,洗发剂和摩擦性。