Information card for entry 3000010

Structure parameters

• Common name: tetrapotassium pyrophosphate
• Formula: K4 O7 P2
• Calculated formula: K4 O7 P2
• SMILES: O=P(OP(=O)([O-])[O-])([O-])[O-].[K+].[K+].[K+].[K+]
• Title of publication: Tetrapotassium pyrophosphates gamma and delta-K4P2O7
• Authors of publication: Armel Le Bail; Thomas Hansen; Wilson A. Crichton
• Journal of publication: Powder Diffraction
• Year of publication: 2013
• Journal volume: 28
• Pages of publication: 2 - 12
• a: 10.21145 ± 0.00007 Å
• b: 10.21145 ± 0.00007 Å
• c: 42.6958 ± 0.0004 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 3855.59 ± 0.05 ų
• Cell temperature: 293 K
• Ambient diffraction temperature: 293 K
• Number of distinct elements: 3
• Space group number: 169
• Hermann-Mauguin space group symbol: P 61
• Hall space group symbol: P 61
• Residual factor R(I) for significantly intense reflections: 3.25
• Method of determination: powder diffraction
• Diffraction radiation wavelength: 0.3999 Å
• Diffraction radiation type: synchrotron
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No