Proton Control of Oxidation and Spin State in a Series of Iron Tripodal Imidazole Complexes
Cynthia Brewer; Greg Brewer; Charles Luckett; Gwen S. Marbury; Carol Viragh; Alicia M. Beatty; W. Robert Scheidt; Inorganic Chemistry 43 (2004) 2402–2415; doi:10.1021/ic0351747

data_4310792
_publ_section_title
;
 Proton Control of Oxidation and Spin State in a Series of Iron Tripodal
 Imidazole Complexes
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              2402
_journal_page_last               2415
_journal_paper_doi               10.1021/ic0351747
_journal_volume                  43
_journal_year                    2004
_chemical_formula_sum            'C18 H27 Fe N10 O3'
_chemical_formula_weight         487.35
_chemical_name_common            '  Fetren(4Im)3, Fe(2)'
_chemical_name_systematic
;
  ?
;
_space_group_IT_number           220
_symmetry_cell_setting           cubic
_symmetry_space_group_name_Hall  'I -4bd 2c 3'
_symmetry_space_group_name_H-M   'I -4 3 d'
_atom_sites_solution_hydrogens   difmap
_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            16
_cell_length_a                   20.2707(5)
_cell_length_b                   20.2707(5)
_cell_length_c                   20.2707(5)
_cell_measurement_reflns_used    8151
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.23
_cell_measurement_theta_min      2.46
_cell_volume                     8329.3(4)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_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  0.0242
_diffrn_reflns_av_sigmaI/netI    0.0110
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            42220
_diffrn_reflns_theta_full        28.27
_diffrn_reflns_theta_max         28.27
_diffrn_reflns_theta_min         2.46
_exptl_absorpt_coefficient_mu    0.770
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.9248
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.555
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             4080
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.3
_refine_diff_density_max         0.347
_refine_diff_density_min         -0.186
_refine_diff_density_rms         0.049
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.01(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.074
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     115
_refine_ls_number_reflns         1730
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.074
_refine_ls_R_factor_all          0.0363
_refine_ls_R_factor_gt           0.0341
_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^)+(0.0649P)^2^+3.2445P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0959
_refine_ls_wR_factor_ref         0.0994
_reflns_number_gt                1641
_reflns_number_total             1730
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic0351747si20031002_050150_1.cif
_cod_data_source_block           wrs0303m_Fe(2)
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Cubic' changed to 'cubic' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
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_cod_database_code               4310792