Information card for entry 7114544

Structure parameters

• Chemical name: Bis (pentammin sodium) tetraarsenide-ammonia (1/3)
• Formula: As4 H39 N13 Na2
• Calculated formula: As4 H36 N13 Na2
• SMILES: [NH3][Na]([NH3])([NH3])([NH3])[NH3].N.N.[As]1=[As][As-][As-]1.[Na]([NH3])([NH3])([NH3])([NH3])[NH3].N
• Title of publication: An isolated cyclo-tetraarsendiide: low temperature synthesis and crystal structure of bis-pentaamminesodium tetraarsendiide‒ammonia (1/3) [Na(NH3)5]2As4·3NH3
• Authors of publication: Korber, Nikolaus; Reil, Markus
• Journal of publication: Chemical Communications
• Year of publication: 2002
• Journal issue: 1
• Pages of publication: 84
• a: 12.042 ± 0.001 Å
• b: 12.287 ± 0.001 Å
• c: 16.122 ± 0.001 Å
• α: 90°
• β: 98.59 ± 0.01°
• γ: 90°
• Cell volume: 2358.7 ± 0.3 ų
• Cell temperature: 123 ± 2 K
• Ambient diffraction temperature: 123 ± 2 K
• Number of distinct elements: 4
• Space group number: 15
• Hermann-Mauguin space group symbol: I 1 2/a 1
• Hall space group symbol: -I 2ya
• Residual factor for all reflections: 0.0746
• Residual factor for significantly intense reflections: 0.0332
• Weighted residual factors for significantly intense reflections: 0.0646
• Weighted residual factors for all reflections included in the refinement: 0.0722
• Goodness-of-fit parameter for all reflections included in the refinement: 0.885
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No