Potential precursors for terminal ytterbium(II) imide complexes bearing the tris(3-tert-butyl-5-methylpyrazolyl)hydroborato ligand
Katzenmayer, Markus; Kracht, Felix; Maichle-Moessmer, Caecilia; Anwander, Reiner; Dalton Transactions  (2023) –; doi:10.1039/D3DT00861D

data_7712789
_publ_section_title
;
 Potential precursors for terminal ytterbium(II) imide complexes bearing
 the tris(3-tert-butyl-5-methylpyrazolyl)hydroborato ligand
;
_journal_name_full               'Dalton Transactions'
_journal_paper_doi               10.1039/D3DT00861D
_journal_year                    2023
_chemical_formula_sum            'C46 H64 B N7 O Si Yb'
_chemical_formula_weight         942.98
_chemical_properties_physical    Air-sensitive,Moisture-sensitive
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2023-03-14 deposited with the CCDC.	2023-04-18 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90.4350(10)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   41.2689(13)
_cell_length_b                   11.6943(4)
_cell_length_c                   19.9784(7)
_cell_measurement_reflns_used    398
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      26.67
_cell_measurement_theta_min      4.306
_cell_volume                     9641.5(6)
_computing_cell_refinement       'SAINT V8.40B (Bruker Nano, Inc., 2019)'
_computing_data_collection       'APEX3 v2019.11-0'
_computing_data_reduction        'SAINT V8.40B (Bruker Nano, Inc., 2019)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'Bruker APEX II DUO'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0351
_diffrn_reflns_av_unetI/netI     0.0277
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.992
_diffrn_reflns_limit_h_max       43
_diffrn_reflns_limit_h_min       -54
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            64839
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.992
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.308
_diffrn_reflns_theta_min         1.810
_diffrn_source                   'ImuS-focus sealed tube'
_exptl_absorpt_coefficient_mu    2.004
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'sadabs V2012/1 (Bruker AXS Inc.)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.299
_exptl_crystal_description       block
_exptl_crystal_F_000             3888
_exptl_crystal_size_max          0.226
_exptl_crystal_size_mid          0.225
_exptl_crystal_size_min          0.205
_exptl_transmission_factor_max   0.6153
_exptl_transmission_factor_min   0.5127
_refine_diff_density_max         1.952
_refine_diff_density_min         -0.756
_refine_diff_density_rms         0.078
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.030
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     766
_refine_ls_number_reflns         11912
_refine_ls_number_restraints     2154
_refine_ls_restrained_S_all      1.006
_refine_ls_R_factor_all          0.0369
_refine_ls_R_factor_gt           0.0289
_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^+17.0617P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0649
_refine_ls_wR_factor_ref         0.0682
_reflns_Friedel_coverage         0.000
_reflns_number_gt                10229
_reflns_number_total             11912
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3dt00861d2.cif
_cod_data_source_block           4-thf_mo_MK175_2_0m_sq
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7712789
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.660
_shelx_estimated_absorpt_t_max   0.684
_shelx_res_checksum              71506
_shelx_hkl_checksum              94255
_shelx_fab_checksum              84132