Redox Noninnocence in Coordinated 2-(Arylazo)pyridines: Steric Control of Ligand-Based Redox Processes in Cobalt Complexes
Pradip Ghosh; Subhas Samanta; Suman K Roy; Sucheta Joy; Tobias Krämer; John E. McGrady; Sreebrata Goswami; Inorganic Chemistry 52 (2013) 14040–14049; doi:10.1021/ic4018079

data_4336977
_publ_section_title
;
 Redox Noninnocence in Coordinated 2-(Arylazo)pyridines: Steric Control of
 Ligand-Based Redox Processes in Cobalt Complexes
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              14040
_journal_page_last               14049
_journal_paper_doi               10.1021/ic4018079
_journal_volume                  52
_journal_year                    2013
_chemical_formula_sum            'C26 H26 Cl Co N6'
_chemical_formula_weight         516.91
_chemical_name_systematic
;
 ?
;
_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                 109.519(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   19.276(2)
_cell_length_b                   8.5130(11)
_cell_length_c                   16.017(2)
_cell_measurement_temperature    293(2)
_cell_volume                     2477.3(5)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_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  0.0518
_diffrn_reflns_av_sigmaI/netI    0.0372
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            23796
_diffrn_reflns_theta_full        25.94
_diffrn_reflns_theta_max         25.94
_diffrn_reflns_theta_min         1.12
_exptl_absorpt_coefficient_mu    0.827
_exptl_absorpt_correction_T_max  0.913
_exptl_absorpt_correction_T_min  0.845
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_density_diffrn    1.386
_exptl_crystal_F_000             1072
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.503
_refine_diff_density_min         -0.384
_refine_diff_density_rms         0.062
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.736
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     307
_refine_ls_number_reflns         4825
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.736
_refine_ls_R_factor_all          0.0478
_refine_ls_R_factor_gt           0.0374
_refine_ls_shift/su_max          0.025
_refine_ls_shift/su_mean         0.004
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0936P)^2^+5.6000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1092
_refine_ls_wR_factor_ref         0.1209
_reflns_number_gt                3956
_reflns_number_total             4838
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic4018079_si_002_2.cif
_cod_data_source_block           2
_cod_original_cell_volume        2477.3(6)
_cod_database_code               4336977