Ln(II)/Pb(II)‒Ln(III)/Pb(0) Redox Approach toward Rare-Earth-Metal Half-Sandwich Complexes
Bienfait, André M.; Wolf, Benjamin M.; Törnroos, Karl W.; Anwander, Reiner; Organometallics 34 (2015) 5734–; doi:10.1021/acs.organomet.5b00837

data_4088073
_publ_section_title
;
 Ln(II)/Pb(II)--Ln(III)/Pb(0) Redox Approach toward Rare-Earth-Metal
 Half-Sandwich Complexes
;
_journal_issue                   24
_journal_name_full               Organometallics
_journal_page_first              5734
_journal_paper_doi               10.1021/acs.organomet.5b00837
_journal_volume                  34
_journal_year                    2015
_chemical_formula_moiety         'C22 H51 N2 Si4 Sm'
_chemical_formula_sum            'C22 H51 N2 Si4 Sm'
_chemical_formula_weight         606.35
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                90
_cell_angle_beta                 90.8290(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   19.0713(19)
_cell_length_b                   13.2198(13)
_cell_length_c                   12.1980(12)
_cell_measurement_reflns_used    9916
_cell_measurement_temperature    105(2)
_cell_measurement_theta_max      32.54
_cell_measurement_theta_min      2.27
_cell_volume                     3075.0(5)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      105(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker APEX-II Pt135 CCD'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0369
_diffrn_reflns_av_unetI/netI     0.0257
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       28
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            59544
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         32.594
_diffrn_reflns_theta_min         1.874
_diffrn_source                   'Bruker AXS TXS rotating anode'
_exptl_absorpt_coefficient_mu    2.077
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS 2008/2'
_exptl_crystal_colour            yellow-orange
_exptl_crystal_density_diffrn    1.310
_exptl_crystal_description       plate
_exptl_crystal_F_000             1260
_exptl_crystal_size_max          0.396
_exptl_crystal_size_mid          0.158
_exptl_crystal_size_min          0.042
_exptl_transmission_factor_max   1.0
_exptl_transmission_factor_min   0.7631
_refine_diff_density_max         1.615
_refine_diff_density_min         -0.502
_refine_diff_density_rms         0.099
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.039
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     295
_refine_ls_number_reflns         11203
_refine_ls_number_restraints     12
_refine_ls_restrained_S_all      1.039
_refine_ls_R_factor_all          0.0325
_refine_ls_R_factor_gt           0.0246
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0303P)^2^+1.9711P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0583
_refine_ls_wR_factor_ref         0.0611
_reflns_Friedel_coverage         0.000
_reflns_number_gt                9653
_reflns_number_total             11203
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            om5b00837_si_002.cif
_cod_data_source_block           Compound1a
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4088073
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.494
_shelx_estimated_absorpt_t_max   0.918
_shelx_res_checksum              59084
_shelx_hkl_checksum              3122