Information card for entry 4072567

Structure parameters

• Formula: C44.5 H58 Cl N2 P2 Si2 Sm
• Calculated formula: C44.5 H54 Cl N2 P2 Si2 Sm
• Title of publication: In Situ Formation of Bis(phosphinimino)methanide Rare Earth Alkoxide Initiators for the Ring-Opening Polymerization of ε-Caprolactone
• Authors of publication: Gamer, Michael T.; Roesky, Peter W.; Palard, Isabelle; Le Hellaye, Maude; Guillaume, Sophie M.
• Journal of publication: Organometallics
• Year of publication: 2007
• Journal volume: 26
• Journal issue: 3
• Pages of publication: 651
• a: 20.9738 ± 0.0013 Å
• b: 15.6568 ± 0.0008 Å
• c: 14.6019 ± 0.0009 Å
• α: 90°
• β: 105.776 ± 0.007°
• γ: 90°
• Cell volume: 4614.4 ± 0.5 ų
• Cell temperature: 203 ± 2 K
• Ambient diffraction temperature: 203 ± 2 K
• Number of distinct elements: 7
• 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: 0.0475
• Residual factor for significantly intense reflections: 0.0367
• Weighted residual factors for significantly intense reflections: 0.094
• Weighted residual factors for all reflections included in the refinement: 0.1055
• Goodness-of-fit parameter for all reflections included in the refinement: 1.065
• Diffraction radiation wavelength: 0.56087 Å
• Diffraction radiation type: AgKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No