Paramagnetic Oxotungsten(V) Complexes Containing the Hydrotris(3,5-dimethylpyrazol-1-yl)borate Ligand
Stephen Sproules; Aston A. Eagle; Michelle K. Taylor; Robert W. Gable; Jonathan M. White; Charles G. Young; Inorganic Chemistry 50 (2011) 4503–4514; doi:10.1021/ic200161m

data_4325071
_publ_section_title
;
 Paramagnetic Oxotungsten(V) Complexes Containing the
 Hydrotris(3,5-dimethylpyrazol-1-yl)borate Ligand
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              4503
_journal_page_last               4514
_journal_paper_doi               10.1021/ic200161m
_journal_volume                  50
_journal_year                    2011
_chemical_formula_sum            'C24 H33 B N6 O Se2 W'
_chemical_formula_weight         774.14
_chemical_name_systematic
;
 (benzene-1,2-diselenolato){hydrotris(3,5-dimethylpyrazol-1-yl)- 
borato}oxotungsten(V)
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 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                 99.8880(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.0665(11)
_cell_length_b                   14.5613(12)
_cell_length_c                   14.5214(12)
_cell_measurement_reflns_used    5429
_cell_measurement_temperature    130(2)
_cell_measurement_theta_max      27.51
_cell_measurement_theta_min      2.11
_cell_volume                     2721.9(4)
_computing_cell_refinement       'Bruker Smart'
_computing_data_collection       'Bruker Smart'
_computing_data_reduction        'Bruker Smart'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      130(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0277
_diffrn_reflns_av_sigmaI/netI    0.0320
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            14107
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.00
_exptl_absorpt_coefficient_mu    6.947
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.5155
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.889
_exptl_crystal_description       plate
_exptl_crystal_F_000             1496
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.11
_platon_squeeze_details
;
;
_refine_diff_density_max         1.765
_refine_diff_density_min         -1.512
_refine_diff_density_rms         0.117
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.071
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     296
_refine_ls_number_reflns         4800
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.071
_refine_ls_R_factor_all          0.0294
_refine_ls_R_factor_gt           0.0261
_refine_ls_shift/su_max          0.013
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0416P)^2^+0.6838P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0687
_refine_ls_wR_factor_ref         0.0699
_reflns_number_gt                4323
_reflns_number_total             4800
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic200161m_si_002_4.cif
_cod_data_source_block           mtsassad
_cod_database_code               4325071