Oxygen-Oxygen Bond Cleavage and Formation in Co(II)-Mediated Stoichiometric O<sub>2</sub> Reduction via the Potential Intermediacy of a Co(IV) Oxyl Radical.
Nurdin, Lucie; Spasyuk, Denis M.; Fairburn, Laura; Piers, Warren E.; Maron, Laurent; Journal of the American Chemical Society 140 (2018) 16094–16105; doi:10.1021/jacs.8b07726

data_4132991
_publ_section_title
;
 Oxygen-Oxygen Bond Cleavage and Formation in Co(II)-Mediated
 Stoichiometric O<sub>2</sub> Reduction via the Potential Intermediacy of
 a Co(IV) Oxyl Radical.
;
_journal_issue                   47
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              16094
_journal_page_last               16105
_journal_paper_doi               10.1021/jacs.8b07726
_journal_volume                  140
_journal_year                    2018
_chemical_formula_moiety         'C33 H29 B2 Co F6 N10 O4 S2'
_chemical_formula_sum            'C33 H29 B2 Co F6 N10 O4 S2'
_chemical_formula_weight         888.33
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                66.021(4)
_cell_angle_beta                 70.673(3)
_cell_angle_gamma                82.425(4)
_cell_formula_units_Z            2
_cell_length_a                   11.4399(8)
_cell_length_b                   12.8145(7)
_cell_length_c                   15.6046(11)
_cell_measurement_reflns_used    6086
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.350
_cell_measurement_theta_min      0.998
_cell_volume                     1972.4(2)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'LinXTL v. 5.9.1 (Spasyuk, 2009)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.958
_diffrn_measured_fraction_theta_max 0.958
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0637
_diffrn_reflns_av_unetI/netI     0.0829
_diffrn_reflns_Laue_measured_fraction_full 0.958
_diffrn_reflns_Laue_measured_fraction_max 0.958
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            11851
_diffrn_reflns_point_group_measured_fraction_full 0.958
_diffrn_reflns_point_group_measured_fraction_max 0.958
_diffrn_reflns_theta_full        24.998
_diffrn_reflns_theta_max         24.998
_diffrn_reflns_theta_min         2.826
_exptl_absorpt_coefficient_mu    0.621
_exptl_absorpt_correction_T_max  0.986
_exptl_absorpt_correction_T_min  0.968
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs (Sheldrick, 1996)'
_exptl_crystal_colour            Brown
_exptl_crystal_density_diffrn    1.496
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             904
_exptl_crystal_size_max          0.080
_exptl_crystal_size_mid          0.040
_exptl_crystal_size_min          0.020
_refine_diff_density_max         0.814
_refine_diff_density_min         -0.492
_refine_diff_density_rms         0.106
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.068
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     525
_refine_ls_number_reflns         6670
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.068
_refine_ls_R_factor_all          0.1112
_refine_ls_R_factor_gt           0.0793
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+13.6925P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1468
_refine_ls_wR_factor_ref         0.1604
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4819
_reflns_number_total             6670
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja8b07726_si_006.cif
_cod_data_source_block           lf0802
_cod_database_code               4132991
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.952
_shelx_estimated_absorpt_t_max   0.988
_shelx_res_checksum              70921
_shelx_hkl_checksum              67152
_shelx_fab_checksum              37834