Electron distribution in iron octaethyloxophlorin complexes. Importance of the Fe(III) oxophlorin trianion form in the bis-pyridine and bis-imidazole complexes.
Rath, Sankar Prasad; Olmstead, Marilyn M.; Balch, Alan L.; Inorganic chemistry 45 (2006) 6083–6093; doi:10.1021/ic0607033

data_4350347
_publ_section_title
;
 Electron distribution in iron octaethyloxophlorin complexes. Importance
 of the Fe(III) oxophlorin trianion form in the bis-pyridine and
 bis-imidazole complexes.
;
_journal_issue                   15
_journal_name_full               'Inorganic chemistry'
_journal_page_first              6083
_journal_page_last               6093
_journal_paper_doi               10.1021/ic0607033
_journal_volume                  45
_journal_year                    2006
_chemical_formula_moiety         'C42 H51 FE N8 O, 1.6(C H Cl3)'
_chemical_formula_sum            'C43.6 H52.6 Cl4.8 Fe N8 O'
_chemical_formula_weight         930.75
_chemical_name_common            '[(Im)2Fe(OEPO)].1.6CHCl3'
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_cell_setting           monoclinic
_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                 98.275(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   19.572(2)
_cell_length_b                   19.194(2)
_cell_length_c                   25.108(3)
_cell_measurement_reflns_used    1012
_cell_measurement_temperature    90(2)
_cell_measurement_theta_max      26.8
_cell_measurement_theta_min      2.5
_cell_volume                     9334.0(18)
_computing_cell_refinement       'SAINT 6.45 (Bruker, 2003)'
_computing_data_collection       'SMART 5.054 (Bruker, 2003)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'SHELXTL 5.1, XP (Sheldrick, 1994)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      90(2)
_diffrn_detector_area_resol_mean 8.3
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'SMART 1000'
_diffrn_measurement_method       \w
_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  0.0379
_diffrn_reflns_av_sigmaI/netI    0.0312
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            99832
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         1.49
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.640
_exptl_absorpt_correction_T_max  0.927
_exptl_absorpt_correction_T_min  0.888
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS 2.10 (Sheldrick, 2003)'
_exptl_crystal_colour            'dark red'
_exptl_crystal_density_diffrn    1.325
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3886
_exptl_crystal_size_max          0.19
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.12
_refine_diff_density_max         2.050
_refine_diff_density_min         -1.258
_refine_diff_density_rms         0.134
_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     1212
_refine_ls_number_reflns         20360
_refine_ls_number_restraints     25
_refine_ls_restrained_S_all      1.070
_refine_ls_R_factor_all          0.1263
_refine_ls_R_factor_gt           0.0956
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1423P)^2^+39.1764P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2613
_refine_ls_wR_factor_ref         0.3019
_reflns_number_gt                14711
_reflns_number_total             20360
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ic0607033si20060425_045344.cif
_cod_data_source_block           sr100
_cod_original_cell_volume        9334.0(17)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_original_formula_sum        'C43.60 H52.60 Cl4.80 Fe N8 O'
_cod_database_code               4350347