Synthesis, Characterization, and Catalytic Activity of Rare Earth Metal Amides Supported by a Diamido Ligand with a CH2SiMe2 Link
Yunjun Wu; Shaowu Wang; Xiancui Zhu; Gaosheng Yang; Yun Wei; Lijun Zhang; Hai-bin Song; Inorganic Chemistry 47 (2008) 5503–5511; doi:10.1021/ic800496d

data_4305133
_publ_section_title
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Synthesis, Characterization, and Catalytic Activity of Rare Earth Metal
Amides Supported by a Diamido Ligand with a CH2SiMe2 Link
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              5503
_journal_page_last               5511
_journal_paper_doi               10.1021/ic800496d
_journal_volume                  47
_journal_year                    2008
_chemical_formula_sum            'C37 H68 N3 O Si3 Y'
_chemical_formula_weight         744.12
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   11.029(2)
_cell_length_b                   21.200(4)
_cell_length_c                   36.909(7)
_cell_measurement_temperature    293(2)
_cell_volume                     8630(3)
_computing_cell_refinement       'Bruker XSCANS'
_computing_data_collection       'Bruker XSCANS'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker P4'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0998
_diffrn_reflns_av_sigmaI/netI    0.0664
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       41
_diffrn_reflns_limit_l_min       -43
_diffrn_reflns_number            51730
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         1.10
_exptl_absorpt_coefficient_mu    1.464
_exptl_absorpt_correction_T_max  0.9173
_exptl_absorpt_correction_T_min  0.8674
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_density_diffrn    1.145
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             3200
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.06
_refine_diff_density_max         3.047
_refine_diff_density_min         -0.729
_refine_diff_density_rms         0.181
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0(10)
_refine_ls_extinction_coef       0.0206(14)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.102
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     840
_refine_ls_number_reflns         8384
_refine_ls_number_restraints     33
_refine_ls_restrained_S_all      1.101
_refine_ls_R_factor_all          0.0933
_refine_ls_R_factor_gt           0.0857
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1564P)^2^+11.0603P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2206
_refine_ls_wR_factor_ref         0.2304
_reflns_number_gt                7571
_reflns_number_total             8384
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic800496d-file002_2.cif
_cod_data_source_block           r61224h
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'MULTI-SCAN' changed
to 'multi-scan' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from
2010-06-29.

'_refine_ls_hydrogen_treatment' value 'CONSTR' changed to
'constr' according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
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_cod_database_code               4305133