Information card for entry 4508714

Structure parameters

• Formula: C6 H4 Br N O2
• Calculated formula: C6.66667 H5.33333 Br1.33333 N1.33333 O2.66667
• Title of publication: Using Halogen···Halogen Interactions to Direct Noncentrosymmetric Crystal Packing in Dipolar Organic Molecules
• Authors of publication: Saha, Binoy K.; Nangia, Ashwini; Nicoud, Jean-François
• Journal of publication: Crystal Growth & Design
• Year of publication: 2006
• Journal volume: 6
• Journal issue: 6
• Pages of publication: 1278
• a: 3.8571 ± 0.0005 Å
• b: 12.3235 ± 0.0015 Å
• c: 12.5884 ± 0.0015 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 598.36 ± 0.13 ų
• Cell temperature: 298 ± 2 K
• Ambient diffraction temperature: 298 ± 2 K
• Number of distinct elements: 5
• Space group number: 19
• Hermann-Mauguin space group symbol: P 21 21 21
• Hall space group symbol: P 2ac 2ab
• Residual factor for all reflections: 0.0275
• Residual factor for significantly intense reflections: 0.0252
• Weighted residual factors for significantly intense reflections: 0.0584
• Weighted residual factors for all reflections included in the refinement: 0.0589
• Goodness-of-fit parameter for all reflections included in the refinement: 1.041
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No