Ligand Structural Effects on Cu2S2 Bonding and Reactivity in Side-On Disulfido-Bridged Dicopper Complexes
Eric C. Brown; Itsik Bar-Nahum; John T. York; Nermeen W. Aboelella; William B. Tolman; Inorganic Chemistry 46 (2007) 486–496; doi:10.1021/ic061589r

data_4307086
_publ_section_title
;
Ligand Structural Effects on Cu2S2 Bonding and Reactivity in Side-On
Disulfido-Bridged Dicopper Complexes
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              486
_journal_page_last               496
_journal_paper_doi               10.1021/ic061589r
_journal_volume                  46
_journal_year                    2007
_chemical_formula_moiety         'C46 H46 Cu2 N4 S2, 2(C7 H8)'
_chemical_formula_sum            'C60 H62 Cu2 N4 S2'
_chemical_formula_weight         1030.34
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.0272(18)
_cell_length_b                   15.9956(18)
_cell_length_c                   20.072(2)
_cell_measurement_reflns_used    3978
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      25.01
_cell_measurement_theta_min      2.54
_cell_volume                     5145.8(10)
_computing_cell_refinement       'SAINT, Bruker'
_computing_data_collection       'SMART, Bruker'
_computing_data_reduction        'SAINT, Bruker'
_computing_molecular_graphics    'SHELXTL, Bruker'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Siemens SMART Platform CCD'
_diffrn_measurement_method       'area detector, omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0471
_diffrn_reflns_av_sigmaI/netI    0.0242
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            45716
_diffrn_reflns_theta_full        25.06
_diffrn_reflns_theta_max         25.06
_diffrn_reflns_theta_min         2.03
_exptl_absorpt_coefficient_mu    0.951
_exptl_absorpt_correction_T_max  0.7970
_exptl_absorpt_correction_T_min  0.7970
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, R. Blessing, 1995'
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.330
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2160
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.25
_refine_diff_density_max         0.861
_refine_diff_density_min         -0.486
_refine_diff_density_rms         0.059
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.080
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     312
_refine_ls_number_reflns         4548
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.080
_refine_ls_R_factor_all          0.0547
_refine_ls_R_factor_gt           0.0410
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0383P)^2^+6.8811P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0945
_refine_ls_wR_factor_ref         0.0997
_reflns_number_gt                3699
_reflns_number_total             4548
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic061589rsi20060822_025941_7.cif
_cod_data_source_block           05223z
_cod_original_cell_volume        5145.6(10)
_cod_database_code               4307086