| 发明名称 |
Process for the direct preparation of pyrrolo[3,4-c]pyrroles |
| 摘要 |
The present invention relates to a process for the direct preparation of pyrrolo[3,4-c]pyrroles (DPPs) of the formula (1), pigment compositions containing them and their use for coloring high molecluar weight organic materials, such as plastics and paints. The obtained DPPs of the formula I posses a higher color strength, a higher chroma, a purer shade and a higher opacity versus corresponding commerically available DPPs.
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| 申请公布号 |
US7186847(B2) |
申请公布日期 |
2007.03.06 |
| 申请号 |
US20040489037 |
申请日期 |
2004.03.05 |
| 申请人 |
CIBA SPECIALTY CHEMICALS CORPORATION |
发明人 |
RUFFIEUX VINCENT;MODOUX FLORENCE |
| 分类号 |
C07D487/02;G03G9/08;A61K8/49;C07D;C07D487/04;C07D491/02;C07D491/04;C07D491/048;C07D495/04;C08K5/315;C08K5/3412;C08K5/3417;C08L101/00;C09B57/00;C09B67/10;C09B67/20;C09B67/22;C09D7/00;C09D11/00;C09D201/00;C09K11/06 |
主分类号 |
C07D487/02 |
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