| 摘要 |
1,4-di:keto-3,6-bis(3-chlorophenyl)- pyrrolo(3,4-c)pyrrole (I) of formula (A) in its beta -modification (Ib) has X-ray diffraction diagram with parameters (lattice plane spacing (d-value in Angstrom )/ double reflection value (2&thetas; )/ relative intensity) of 13.1801/6.70/100; 6.6594/13.29/50; 6.3830/13.86/91; 5.7056/15.52/40; 5.1298/17.27/54; 4.5362/19.55/47; 4.4159/20.09/36; 4.0577/21.89/29; 3.3910/26.26/25; 3.1307/28.49/22. X = H. Also claimed is high molecular organic material contg. (Ib).
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