Controlled Synthesis of Racemic Indenyl Rare-Earth Metal Complexes via the Cooperation between the Intramolecular Coordination of Donor Atoms and a Bridge
Shuangliu Zhou; Zhangshuan Wu; Lingmin Zhou; Shaowu Wang; Lijun Zhang; Xiancui Zhu; Yun Wei; Jinhua Zhai; Jie Wu; Inorganic Chemistry 52 (2013) 6417–6426; doi:10.1021/ic4003109

data_4335021
_publ_contact_author_address
;College of Chemistry and Materials Science
Anhui Normal University
Wuhu, Anhui 241000 China
;
_publ_contact_author_email       swwang@mail.ahnu.edu.cn
_publ_contact_author_fax         0553-3883517
_publ_contact_author_name        'Shaowu Wang'
_publ_contact_author_phone       0553-3869310
_publ_section_title
;
 Controlled Synthesis of Racemic Indenyl Rare-Earth Metal Complexes via
 the Cooperation between the Intramolecular Coordination of Donor Atoms
 and a Bridge
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              6417
_journal_page_last               6426
_journal_paper_doi               10.1021/ic4003109
_journal_volume                  52
_journal_year                    2013
_chemical_formula_sum            'C28 H35 N2 Si Y'
_chemical_formula_weight         516.58
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           33
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 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            4
_cell_length_a                   16.705(3)
_cell_length_b                   14.313(2)
_cell_length_c                   10.486(2)
_cell_measurement_temperature    293(2)
_cell_volume                     2507.2(7)
_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_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  0.1368
_diffrn_reflns_av_sigmaI/netI    0.1487
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            18517
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.87
_exptl_absorpt_coefficient_mu    2.392
_exptl_absorpt_correction_T_max  1.000000
_exptl_absorpt_correction_T_min  0.583537
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.369
_exptl_crystal_description       needle
_exptl_crystal_F_000             1080
_exptl_crystal_size_max          0.27
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.626
_refine_diff_density_min         -0.544
_refine_diff_density_rms         0.087
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.948
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     294
_refine_ls_number_reflns         4865
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.948
_refine_ls_R_factor_all          0.1534
_refine_ls_R_factor_gt           0.0535
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0339P)^2^+0.4295P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0818
_refine_ls_wR_factor_ref         0.1049
_reflns_number_gt                2445
_reflns_number_total             4865
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic4003109_si_002_01.cif
_cod_data_source_block           20
_cod_original_cell_volume        2507.2(8)
_cod_database_code               4335021