Information card for entry 2005886

Structure parameters

• Chemical name: dipotassium phosphonoacetate
• Formula: C2 H3 K2 O5 P
• Calculated formula: C2 H3 K2 O5 P
• SMILES: P(=O)([O-])(O)CC(=O)[O-].[K+].[K+]
• Title of publication: Phosphonoacetic Acid (H~3~AP) and its Salts KH~2~AP.H~2~ O, (NH~4~)H~2~AP, LiH~2~AP, NaH~2~AP.2H~2~ O, K~2~HAP, (NH~4~)~2~HAP, Na~2~HAP.2H~2~ O, (NH~4~)~3~AP.2H~2~ O and Na~3~AP.10H~2~O
• Authors of publication: Lis, T.
• Journal of publication: Acta Crystallographica Section C
• Year of publication: 1997
• Journal volume: 53
• Journal issue: 1
• Pages of publication: 28 - 42
• a: 9.26 ± 0.004 Å
• b: 10.163 ± 0.004 Å
• c: 6.885 ± 0.004 Å
• α: 90°
• β: 95.95 ± 0.04°
• γ: 90°
• Cell volume: 644.5 ± 0.5 ų
• Cell temperature: 150 ± 2 K
• Ambient diffraction temperature: 150 ± 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: 0.0545
• Residual factor for significantly intense reflections: 0.0272
• Weighted residual factors for all reflections: 0.0806
• Weighted residual factors for significantly intense reflections: 0.0731
• Goodness-of-fit parameter for all reflections: 1.013
• Goodness-of-fit parameter for significantly intense reflections: 1.085
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No