[(HL)2Fe6(NCMe)m]n+ (m = 0, 2, 4, 6; n= -1, 0, 1, 2, 3, 4, 6): An Electron-Transfer Series Featuring Octahedral Fe6 Clusters Supported by a Hexaamide Ligand Platform
Qinliang Zhao; T. David Harris; Theodore A. Betley; Journal of the American Chemical Society 133 (2011) 8293–8306; doi:10.1021/ja2015845

data_4106176
_publ_contact_author_address
;Department of Chemistry and Chemical Biology
Harvard University
Mallinckrodt 306E
12 Oxford Street
Cambridge, MA 02138
;
_publ_contact_author_email       betley@chemistry.harvard.edu
_publ_contact_author_name        'Professor Theodore A. Betley'
_publ_contact_author_phone       617-496-9944
_publ_section_title
;
 [(HL)2Fe6(NCMe)m]n+ (m = 0, 2, 4, 6; n= -1, 0, 1, 2, 3, 4, 6): An
 Electron-Transfer Series Featuring Octahedral Fe6 Clusters Supported by a
 Hexaamide Ligand Platform
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              8293
_journal_page_last               8306
_journal_paper_doi               10.1021/ja2015845
_journal_volume                  133
_journal_year                    2011
_chemical_formula_moiety         'C46 H43.98 Fe6 N12, 6(C6 H6)'
_chemical_formula_sum            'C82 H80 Fe6 N12'
_chemical_formula_weight         1568.68
_chemical_name_common            '[HL]2Fe6, 6C6H6'
_space_group_IT_number           148
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  '-R 3'
_symmetry_space_group_name_H-M   'R -3 :H'
_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                120.00
_cell_formula_units_Z            3
_cell_length_a                   15.726(6)
_cell_length_b                   15.726(6)
_cell_length_c                   24.027(10)
_cell_measurement_reflns_used    666
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      18.866
_cell_measurement_theta_min      2.261
_cell_volume                     5146(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    XP
_computing_publication_material  XCIF
_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  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.1297
_diffrn_reflns_av_sigmaI/netI    0.0990
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            11039
_diffrn_reflns_theta_full        25.04
_diffrn_reflns_theta_max         25.04
_diffrn_reflns_theta_min         1.72
_exptl_absorpt_coefficient_mu    1.292
_exptl_absorpt_correction_T_max  0.9501
_exptl_absorpt_correction_T_min  0.9037
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker AXS, 2004)'
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.519
_exptl_crystal_description       block
_exptl_crystal_F_000             2436
_exptl_crystal_size_max          0.08
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.733
_refine_diff_density_min         -0.487
_refine_diff_density_rms         0.120
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.020
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     152
_refine_ls_number_reflns         2035
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.020
_refine_ls_R_factor_all          0.1030
_refine_ls_R_factor_gt           0.0558
_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^)+(0.0644P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1171
_refine_ls_wR_factor_ref         0.1387
_reflns_number_gt                1366
_reflns_number_total             2035
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja2015845_si_002_1.cif
_cod_data_source_block           1
_cod_original_sg_symbol_H-M      'R -3'
_cod_database_code               4106176