1,4-Phenylene-bis-(3,4-dichloro-5-phenylcarbamoyl-1H-pyrrole-2-carboxamide) bis(tetrabutylammonium chloride) acetonitrile disolvate
✍ Scribed by Light, Mark E. ;Gale, Philip A. ;Navakhun, Korakot
- Publisher
- International Union of Crystallography
- Year
- 2005
- Tongue
- English
- Weight
- 134 KB
- Volume
- 61
- Category
- Article
- ISSN
- 1600-5368
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📜 SIMILAR VOLUMES
Á2CHCl 3 , a diketopyrrolopyrrole analogue (red pigment), has C i symmetry and the phenyl rings are at an angle of 53.5 (1) to the planar heterocylic ring system.
The title compound, C 22 H 21 ClN 4 O, is used as an intermediate for the synthesis of biologically active compounds. Geometric parameters are in the usual ranges. The packing is stabilized by O-HÁ Á ÁN hydrogen bonding.
Single-crystal X-ray study T = 150 K Mean '(C±C) = 0.006 A Ê Disorder in solvent or counterion R factor = 0.069 wR factor = 0.205 Data-to-parameter ratio = 14.9 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.