Probing the Antioxidant Action of Selenium and Sulfur Using Cu(I)-Chalcogenone Tris(pyrazolyl)methane and -borate Complexes
Martin M. Kimani; Julia L. Brumaghim; Don VanDerveer; Inorganic Chemistry 49 (2010) 9200–9211; doi:10.1021/ic100668b

data_4316717
_publ_section_title
;
 Probing the Antioxidant Action of Selenium and Sulfur Using
 Cu(I)-Chalcogenone Tris(pyrazolyl)methane and -borate Complexes
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              9200
_journal_page_last               9211
_journal_paper_doi               10.1021/ic100668b
_journal_volume                  49
_journal_year                    2010
_chemical_formula_moiety         'C20 H30 B Cu N8 S'
_chemical_formula_sum            'C20 H30 B Cu N8 S'
_chemical_formula_weight         488.93
_chemical_properties_physical    'air-sensitive, moisture-sensitive'
_space_group_IT_number           11
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      11
_symmetry_space_group_name_Hall  '-P 2yb'
_symmetry_space_group_name_H-M   'P 1 21/m 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                 91.32(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   8.2925(17)
_cell_length_b                   11.808(2)
_cell_length_c                   11.934(2)
_cell_measurement_reflns_used    5077
_cell_measurement_temperature    165.15
_cell_measurement_theta_max      26.72
_cell_measurement_theta_min      3.02
_cell_volume                     1168.2(4)
_computing_cell_refinement       'CrystalClear (Rigaku/MSC,2006)'
_computing_data_collection       'CrystalClear (Rigaku/MSC,2006)'
_computing_data_reduction        'CrystalClear (Rigaku/MSC,2006)'
_computing_molecular_graphics    'SHELXTL 6.10 (Sheldrick,2008)'
_computing_publication_material  'SHELXTL 6.10 (Sheldrick,2008)'
_computing_structure_refinement  'SHELXTL 6.10 (Sheldrick,2008)'
_computing_structure_solution    'SHELXTL 6.10 (Sheldrick,2008)'
_diffrn_ambient_temperature      165.15
_diffrn_detector_area_resol_mean 14.6306
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  'Rigaku AFC8S'
_diffrn_measurement_method       dtprofit.ref
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0179
_diffrn_reflns_av_sigmaI/netI    0.0129
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            11607
_diffrn_reflns_theta_full        26.74
_diffrn_reflns_theta_max         26.74
_diffrn_reflns_theta_min         3.02
_diffrn_source                   'fine-focus sealed tube'
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.048
_exptl_absorpt_correction_T_max  0.7722
_exptl_absorpt_correction_T_min  0.5913
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'REQAB, CrystalClear'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.390
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             512
_exptl_crystal_size_max          0.56
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.26
_refine_diff_density_max         0.592
_refine_diff_density_min         -0.615
_refine_diff_density_rms         0.075
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.112
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     155
_refine_ls_number_reflns         2586
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.112
_refine_ls_R_factor_all          0.0428
_refine_ls_R_factor_gt           0.0408
_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^)+(0.0608P)^2^+1.0395P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1062
_refine_ls_wR_factor_ref         0.1094
_reflns_number_gt                2452
_reflns_number_total             2586
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic100668b_si_003_7.cif
_cod_data_source_block           Tp*Cu(dmit)
_cod_original_cell_volume        1168.3(4)
_cod_original_sg_symbol_H-M      'P 21/m'
_cod_database_code               4316717