Information card for entry 7011655

Structure parameters

• Chemical name: (N,N,N',N'-Tetramethylethylenediamine)-(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: C33 H61 Li N4 Si4
• Calculated formula: C33 H61 Li N4 Si4
• SMILES: [Si]1([Si](C)(C)C)([Si](C)(C)C)N(C(N(c2c(cccc2C)C)[Li]2[N](C)(CC[N]2(C)C)C)=C1[Si](C)(C)C)c1c(cccc1C)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: 17.6 ± 0.003 Å
• b: 18.995 ± 0.004 Å
• c: 24.897 ± 0.004 Å
• α: 90°
• β: 105.285 ± 0.004°
• γ: 90°
• Cell volume: 8029 ± 3 ų
• Cell temperature: 173 ± 2 K
• Ambient diffraction temperature: 173 ± 2 K
• Number of distinct elements: 5
• Space group number: 14
• Hermann-Mauguin space group symbol: P 1 21/c 1
• Hall space group symbol: -P 2ybc
• Residual factor for all reflections: 0.0836
• Residual factor for significantly intense reflections: 0.0449
• Weighted residual factors for significantly intense reflections: 0.1165
• Weighted residual factors for all reflections included in the refinement: 0.1347
• Goodness-of-fit parameter for all reflections included in the refinement: 1.052
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No