Rare Earth/d-Transition Metal Heteromultimetallic Polyhydride Complexes Based on Half-Sandwich Rare Earth Moieties
Shima, Takanori; Hou, Zhaomin; Organometallics 28 (2009) 2244–; doi:10.1021/om900024q

data_4069102
_publ_section_title
;
 Rare Earth/d-Transition Metal Heteromultimetallic Polyhydride Complexes
 Based on Half-Sandwich Rare Earth Moieties
;
_journal_issue                   7
_journal_name_full               Organometallics
_journal_page_first              2244
_journal_paper_doi               10.1021/om900024q
_journal_volume                  28
_journal_year                    2009
_chemical_formula_sum            'C52 H91 Ru4 Si Y'
_chemical_formula_weight         1237.53
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 102.4250(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.4518(10)
_cell_length_b                   19.9079(13)
_cell_length_c                   18.7401(12)
_cell_measurement_temperature    163(2)
_cell_volume                     5265.3(6)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      163(2)
_diffrn_measured_fraction_theta_full 0.958
_diffrn_measured_fraction_theta_max 0.958
_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  0.0212
_diffrn_reflns_av_sigmaI/netI    0.0254
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            31372
_diffrn_reflns_theta_full        27.53
_diffrn_reflns_theta_max         27.53
_diffrn_reflns_theta_min         1.51
_exptl_absorpt_coefficient_mu    2.266
_exptl_absorpt_correction_T_max  0.8051
_exptl_absorpt_correction_T_min  0.5497
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.561
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2528
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.660
_refine_diff_density_min         -0.489
_refine_diff_density_rms         0.079
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.975
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     590
_refine_ls_number_reflns         11621
_refine_ls_number_restraints     12
_refine_ls_restrained_S_all      0.975
_refine_ls_R_factor_all          0.0293
_refine_ls_R_factor_gt           0.0219
_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^)+(0.0327P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0509
_refine_ls_wR_factor_ref         0.0523
_reflns_number_gt                9813
_reflns_number_total             11621
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om900024q_si_002.cif
_cod_data_source_block           complex4a
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               4069102