Information card for entry 7243125

Structure parameters

• Formula: C8 H4 Cu N4 O2
• Calculated formula: C8 H4 Cu N4 O2
• Title of publication: Electrochemiluminescence properties and luminescence sensing of four novel polymers derived from 3-(pyrazin-2-yl)-1H-pyrazole-5-carboxylic acid
• Authors of publication: Hua, Feng-Zhen; Feng, Chao; Zhang, Ling-Mei; Yang, Yu-Meng; Zhang, Guo-Ning; Wang, Yu-Cheng; Zhao, Hong
• Journal of publication: CrystEngComm
• Year of publication: 2021
• Journal volume: 23
• Journal issue: 32
• Pages of publication: 5463 - 5474
• a: 5.1833 ± 0.0004 Å
• b: 23.147 ± 0.002 Å
• c: 6.8285 ± 0.0007 Å
• α: 90°
• β: 107.681 ± 0.01°
• γ: 90°
• Cell volume: 780.57 ± 0.13 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 5
• Space group number: 14
• Hermann-Mauguin space group symbol: P 1 21/c 1
• Hall space group symbol: -P 2ybc
• Residual factor for all reflections: 0.0496
• Residual factor for significantly intense reflections: 0.0346
• Weighted residual factors for significantly intense reflections: 0.0749
• Weighted residual factors for all reflections included in the refinement: 0.0824
• Goodness-of-fit parameter for all reflections included in the refinement: 1.037
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No