Information card for entry 7107853

Structure parameters

• Chemical name: [K(2,2,2-crypt)][As3C2H2]
• Formula: C20 H38 As3 K N2 O6
• Calculated formula: C20 H38 As3 K N2 O6
• Title of publication: Synthesis of 1,2,3-tripnictolide anions by reaction of group 15 Zintl ions with acetylene. Isolation of [E/3C/2H/2]^-^ (E = P, As) and preliminary reactivity studies
• Authors of publication: Robert S. P. Turbervill; Jose M. Goicoechea
• Journal of publication: Chem.Commun.
• Year of publication: 2012
• Journal volume: 48
• Pages of publication: 6100
• a: 10.0095 ± 0.0001 Å
• b: 10.8312 ± 0.0001 Å
• c: 25.7344 ± 0.0003 Å
• α: 90°
• β: 95.621 ± 0.001°
• γ: 90°
• Cell volume: 2776.58 ± 0.05 ų
• Cell temperature: 150 ± 2 K
• Ambient diffraction temperature: 150 ± 2 K
• Number of distinct elements: 6
• Space group number: 14
• Hermann-Mauguin space group symbol: P 1 21/n 1
• Hall space group symbol: -P 2yn
• Residual factor for all reflections: 0.0351
• Residual factor for significantly intense reflections: 0.0327
• Weighted residual factors for significantly intense reflections: 0.0811
• Weighted residual factors for all reflections included in the refinement: 0.083
• Goodness-of-fit parameter for all reflections included in the refinement: 1.032
• Diffraction radiation wavelength: 1.54178 Å
• Diffraction radiation type: CuKα
• Has coordinates: Yes
• Has disorder: Yes
• Has Fobs: No