Open-Shell Lanthanide(II+) or -(III+) Complexes Bearing σ-Silyl and Silylene Ligands: Synthesis, Structure, and Bonding Analysis.
Zitz, Rainer; Arp, Henning; Hlina, Johann; Walewska, Małgorzata; Marschner, Christoph; Szilvási, Tibor; Blom, Burgert; Baumgartner, Judith; Inorganic chemistry 54 (2015) 3306–3315; doi:10.1021/ic502991p

data_4342669
_publ_section_title
;
 Open-Shell Lanthanide(II+) or -(III+) Complexes Bearing \s-Silyl and
 Silylene Ligands: Synthesis, Structure, and Bonding Analysis.
;
_journal_issue                   7
_journal_name_full               'Inorganic chemistry'
_journal_page_first              3306
_journal_page_last               3315
_journal_paper_doi               10.1021/ic502991p
_journal_volume                  54
_journal_year                    2015
_chemical_formula_sum            'C71 H143 K2 O16 Si8 Tb'
_chemical_formula_weight         1714.69
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
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_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                70.30(3)
_cell_angle_beta                 77.90(3)
_cell_angle_gamma                88.55(3)
_cell_formula_units_Z            2
_cell_length_a                   13.355(3)
_cell_length_b                   19.038(4)
_cell_length_c                   19.563(4)
_cell_measurement_reflns_used    15552
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      52.613
_cell_measurement_theta_min      4.480
_cell_volume                     4573(2)
_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      100(2)
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.981
_diffrn_measurement_device_type  'SMART APEX'
_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  0.0389
_diffrn_reflns_av_sigmaI/netI    0.0651
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            36136
_diffrn_reflns_theta_full        26.37
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         1.14
_exptl_absorpt_coefficient_mu    1.024
_exptl_absorpt_correction_T_max  0.8372
_exptl_absorpt_correction_T_min  0.6393
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.245
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       blocks
_exptl_crystal_F_000             1824
_exptl_crystal_size_max          0.48
_exptl_crystal_size_mid          0.26
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_platon_squeeze_details
;
;
_refine_diff_density_max         2.872
_refine_diff_density_min         -3.140
_refine_diff_density_rms         0.134
_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    constr
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_refine_ls_number_parameters     899
_refine_ls_number_reflns         18367
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.268
_refine_ls_R_factor_all          0.0838
_refine_ls_R_factor_gt           0.0748
_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^)+(0.0461P)^2^+15.3495P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1481
_refine_ls_wR_factor_ref         0.1516
_reflns_number_gt                16711
_reflns_number_total             18367
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic502991p_si_001.cif
_cod_data_source_block           2c_1054j
_cod_depositor_comments
'Adding full bibliography for 4342667--4342674.cif.'
_cod_original_cell_volume        4573.5(16)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4342669