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_4335023
_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 H36 Eu N2 Si'
_chemical_formula_weight         580.64
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_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                 96.0430(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.1593(11)
_cell_length_b                   11.1460(9)
_cell_length_c                   16.4497(13)
_cell_measurement_temperature    293(2)
_cell_volume                     2581.7(4)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_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  0.0209
_diffrn_reflns_av_sigmaI/netI    0.0255
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            7174
_diffrn_reflns_theta_full        27.57
_diffrn_reflns_theta_max         27.57
_diffrn_reflns_theta_min         2.33
_exptl_absorpt_coefficient_mu    2.494
_exptl_absorpt_correction_T_max  1.000000
_exptl_absorpt_correction_T_min  0.646655
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.494
_exptl_crystal_description       block
_exptl_crystal_F_000             1180
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.19
_refine_diff_density_max         0.979
_refine_diff_density_min         -0.705
_refine_diff_density_rms         0.080
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.104
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     149
_refine_ls_number_reflns         2979
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.104
_refine_ls_R_factor_all          0.0265
_refine_ls_R_factor_gt           0.0250
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0364P)^2^+1.8260P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0635
_refine_ls_wR_factor_ref         0.0642
_reflns_number_gt                2859
_reflns_number_total             2979
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic4003109_si_002_03.cif
_cod_data_source_block           7
_cod_depositor_comments
;

2021-05-03
Z value and formula fixed to values more according to usual
chemical conventions.                 miguel
;
_cod_original_formula_sum            'C56 H72 Eu2 N4 Si2'
_cod_original_formula_weight         1161.28
_cod_original_formula_units_Z            2
_cod_database_code               4335023