Information card for entry 7011654

Structure parameters

• Chemical name: Bis-{(P,P,P',P'-tetramethylethylenediphosphine)-(1-(2,6-dimethylphenyl)- 2,2-bis(trimethylsilyl)-3-(trimethylsilyl-4-(2,6-dimethylphenyl)amido-1-aza-2- sila-cyclobut-3-ene-N)-lithium}
• Formula: C66 H122 Li2 N4 P4 Si8
• Calculated formula: C66 H122 Li2 N4 P4 Si8
• SMILES: [Li]1(N(C2=C([Si]([Si](C)(C)C)([Si](C)(C)C)N2c2c(C)cccc2C)[Si](C)(C)C)c2c(cccc2C)C)[P](CC[P]([Li](N(C2=C([Si]([Si](C)(C)C)([Si](C)(C)C)N2c2c(C)cccc2C)[Si](C)(C)C)c2c(cccc2C)C)[P](CC[P]1(C)C)(C)C)(C)C)(C)C
• Title of publication: Synthesis and crystal structures of novel 1-aza-2-silacyclobut-3-enes
• Authors of publication: Bowen, Richard J.; Fernandes, Manuel A.; Hitchcock, Peter B.; Lappert, Michael F.; Layh, Marcus
• Journal of publication: Journal of the Chemical Society, Dalton Transactions
• Year of publication: 2002
• Journal issue: 16
• Pages of publication: 3253
• a: 10.1824 ± 0.0016 Å
• b: 12.756 ± 0.002 Å
• c: 18.168 ± 0.003 Å
• α: 100.496 ± 0.003°
• β: 100.679 ± 0.003°
• γ: 111.366 ± 0.003°
• Cell volume: 2077.6 ± 0.6 ų
• Cell temperature: 173 ± 2 K
• Ambient diffraction temperature: 173 ± 2 K
• Number of distinct elements: 6
• Space group number: 2
• Hermann-Mauguin space group symbol: P -1
• Hall space group symbol: -P 1
• Residual factor for all reflections: 0.0707
• Residual factor for significantly intense reflections: 0.0436
• Weighted residual factors for significantly intense reflections: 0.116
• Weighted residual factors for all reflections included in the refinement: 0.1323
• Goodness-of-fit parameter for all reflections included in the refinement: 1.018
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No