Information card for entry 4066905

Structure parameters

• Chemical name: [cis-(4-trimethylsilyl-4-trimethylstannylbutatrienylidene) bis{1,2-bis(diphenylphosphino)ethane}carbonyltungsten]
• Formula: C273 H305 O4 P16 Si4 Sn4 W4
• Calculated formula: C273 H305 O4 P16 Si4 Sn4 W4
• Title of publication: [W(CO)(dppe)2] Cumulenylidene and Acetylide Complexes Accessed via Stannylated Acetylenes and Butadiynes
• Authors of publication: Semenov, Sergey N.; Blacque, Olivier; Fox, Thomas; Venkatesan, Koushik; Berke, Heinz
• Journal of publication: Organometallics
• Year of publication: 2010
• Journal volume: 29
• Journal issue: 23
• Pages of publication: 6321
• a: 12.3443 ± 0.0002 Å
• b: 16.1288 ± 0.0003 Å
• c: 34.9284 ± 0.0007 Å
• α: 88.543 ± 0.001°
• β: 89.504 ± 0.001°
• γ: 85.639 ± 0.001°
• Cell volume: 6931.7 ± 0.2 ų
• Cell temperature: 183 ± 2 K
• Ambient diffraction temperature: 183 ± 2 K
• Number of distinct elements: 7
• Space group number: 2
• Hermann-Mauguin space group symbol: P -1
• Hall space group symbol: -P 1
• Residual factor for all reflections: 0.0972
• Residual factor for significantly intense reflections: 0.0518
• Weighted residual factors for significantly intense reflections: 0.1475
• Weighted residual factors for all reflections included in the refinement: 0.1573
• Goodness-of-fit parameter for all reflections included in the refinement: 0.999
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: Yes
• Has Fobs: No