Use of (77)Se and (125)Te NMR Spectroscopy to Probe Covalency of the Actinide-Chalcogen Bonding in [Th(En){N(SiMe3)2}3](-) (E = Se, Te; n = 1, 2) and Their Oxo-Uranium(VI) Congeners.
Smiles, Danil E.; Wu, Guang; Hrobárik, Peter; Hayton, Trevor W.; Journal of the American Chemical Society 138 (2016) 814–825; doi:10.1021/jacs.5b07767

data_4129529
_publ_section_title
;
 Use of (77)Se and (125)Te NMR Spectroscopy to Probe Covalency of the
 Actinide-Chalcogen Bonding in [Th(En){N(SiMe3)2}3](-) (E = Se, Te; n = 1,
 2) and Their Oxo-Uranium(VI) Congeners.
;
_journal_issue                   3
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              814
_journal_page_last               825
_journal_paper_doi               10.1021/jacs.5b07767
_journal_volume                  138
_journal_year                    2016
_chemical_formula_sum            'C32 H83 K N3 O6.5 Se2 Si6 Th'
_chemical_formula_weight         1216.65
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                87.899(4)
_cell_angle_beta                 88.397(5)
_cell_angle_gamma                69.307(4)
_cell_formula_units_Z            2
_cell_length_a                   11.2684(18)
_cell_length_b                   14.392(2)
_cell_length_c                   17.841(3)
_cell_measurement_temperature    100(2)
_cell_volume                     2704.5(7)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker KAPPA APEX II'
_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  0.0466
_diffrn_reflns_av_sigmaI/netI    0.0811
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            23030
_diffrn_reflns_theta_full        27.05
_diffrn_reflns_theta_max         27.05
_diffrn_reflns_theta_min         1.14
_exptl_absorpt_coefficient_mu    4.350
_exptl_absorpt_correction_T_max  0.7455
_exptl_absorpt_correction_T_min  0.5136
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.494
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1228
_exptl_crystal_size_max          0.1
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.01
_refine_diff_density_max         4.155
_refine_diff_density_min         -1.550
_refine_diff_density_rms         0.165
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.010
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     473
_refine_ls_number_reflns         11801
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.010
_refine_ls_R_factor_all          0.0654
_refine_ls_R_factor_gt           0.0433
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0419P)^2^+2.1768P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0927
_refine_ls_wR_factor_ref         0.1003
_reflns_number_gt                9303
_reflns_number_total             11801
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja5b07767_si_001.cif
_cod_data_source_block           complex_2
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Triclinic' was changed to
'triclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/ACS/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_sg_symbol_H-M      P-1
_cod_original_formula_sum        'C32 H83 K N3 O6.50 Se2 Si6 Th'
_cod_database_code               4129529