Dimanganese and Diiron Complexes of a Binucleating Cyclam Ligand: Four-Electron, Reversible Oxidation Chemistry at High Potentials
Louise A. Berben; Jonas C. Peters; Inorganic Chemistry 47 (2008) 11669–11679; doi:10.1021/ic801289x

data_4306481
_publ_section_title
;
Dimanganese and Diiron Complexes of a Binucleating Cyclam Ligand:
Four-Electron, Reversible Oxidation Chemistry at High Potentials
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              11669
_journal_page_last               11679
_journal_paper_doi               10.1021/ic801289x
_journal_volume                  47
_journal_year                    2008
_chemical_formula_sum            'C26 H51 F9 Fe2 N8 O10 S3'
_chemical_formula_weight         1014.63
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           62
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m 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                   17.8273(3)
_cell_length_b                   13.4119(2)
_cell_length_c                   17.0929(3)
_cell_measurement_temperature    100(2)
_cell_volume                     4086.88(12)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  SMART
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0388
_diffrn_reflns_av_sigmaI/netI    0.0165
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            58783
_diffrn_reflns_theta_full        67.73
_diffrn_reflns_theta_max         67.73
_diffrn_reflns_theta_min         3.58
_exptl_absorpt_coefficient_mu    8.044
_exptl_absorpt_correction_T_max  0.2383
_exptl_absorpt_correction_T_min  0.1964
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Blessing, Acta Cryst.'
_exptl_crystal_colour            block
_exptl_crystal_density_diffrn    1.649
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    .
_exptl_crystal_description       colourless
_exptl_crystal_F_000             2096
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.25
_refine_diff_density_max         1.606
_refine_diff_density_min         -1.752
_refine_diff_density_rms         0.124
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    none
_refine_ls_matrix_type           full
_refine_ls_number_parameters     339
_refine_ls_number_reflns         3877
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.041
_refine_ls_R_factor_all          0.0868
_refine_ls_R_factor_gt           0.0823
_refine_ls_shift/su_max          2.903
_refine_ls_shift/su_mean         0.109
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0991P)^2^+28.3859P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2079
_refine_ls_wR_factor_ref         0.2147
_reflns_number_gt                3672
_reflns_number_total             3877
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic801289x_si_002_2.cif
_cod_data_source_block           npm37
_cod_database_code               4306481