Information card for entry 7027217

Structure parameters

• Common name: sodium-magnesium methylene diphosphonate
• Chemical name: Na3Mg(O3PCH2PO3)(F)*2H2O
• Formula: C H4 F Mg Na3 O7 P2
• Calculated formula: C H4 F Mg Na3 O7 P2
• Title of publication: Chains, planes, and tunnels of metal diphosphonates: synthesis, structure, and characterization of Na3Co(O3PCH2PO3)(OH), Na3Mg(O3PCH2PO3)F·H2O, Na2Co(O3PCH2PO3)·H2O, NaCo2(O3PCH2CH2CH2PO3)(OH), and Co2(O3PCH2PO3)(H2O)
• Authors of publication: Distler, Anne; Lohse, Douglas L.; Sevov, Slavi C.
• Journal of publication: Journal of the Chemical Society, Dalton Transactions
• Year of publication: 1999
• Journal issue: 11
• Pages of publication: 1805
• a: 7.996 ± 0.002 Å
• b: 7.1516 ± 0.0007 Å
• c: 8.1 ± 0.002 Å
• α: 90°
• β: 118.73 ± 0.01°
• γ: 90°
• Cell volume: 406.17 ± 0.15 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 7
• Space group number: 11
• Hermann-Mauguin space group symbol: P 1 21/m 1
• Hall space group symbol: -P 2yb
• Residual factor for all reflections: 0.0634
• Residual factor for significantly intense reflections: 0.0402
• Weighted residual factors for all reflections: 0.0998
• Weighted residual factors for significantly intense reflections: 0.0886
• Goodness-of-fit parameter for all reflections: 1.014
• Goodness-of-fit parameter for significantly intense reflections: 1.081
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No