Influence of steric hindrance on the core geometry and sulfoxidation chemistry of carboxylate-rich diiron(II) complexes.
Reisner, Erwin; Abikoff, Tanya C.; Lippard, Stephen J.; Inorganic chemistry 46 (2007) 10229–10240; doi:10.1021/ic7014176

data_4339393
_publ_section_title
;
 Influence of steric hindrance on the core geometry and sulfoxidation
 chemistry of carboxylate-rich diiron(II) complexes.
;
_journal_issue                   24
_journal_name_full               'Inorganic chemistry'
_journal_page_first              10229
_journal_page_last               10240
_journal_paper_doi               10.1021/ic7014176
_journal_volume                  46
_journal_year                    2007
_chemical_formula_moiety         'C92 H81 Fe2 N O9, C H2 Cl2, C3 H7.5 O0.75'
_chemical_formula_sum            'C96 H88.5 Cl2 Fe2 N O9.75'
_chemical_formula_weight         1594.78
_chemical_name_common            '[Fe2(O2CArTol)4(pyCH2OEt)'
_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                 93.893(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.9375(11)
_cell_length_b                   26.992(2)
_cell_length_c                   23.441(2)
_cell_measurement_reflns_used    5426
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      23.65
_cell_measurement_theta_min      2.31
_cell_volume                     8166.9(12)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_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      173(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_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  0.0899
_diffrn_reflns_av_sigmaI/netI    0.0618
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       36
_diffrn_reflns_limit_k_min       -35
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            142456
_diffrn_reflns_theta_full        28.33
_diffrn_reflns_theta_max         28.33
_diffrn_reflns_theta_min         2.30
_exptl_absorpt_coefficient_mu    0.482
_exptl_absorpt_correction_T_max  0.9810
_exptl_absorpt_correction_T_min  0.8307
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.297
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3342
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.04
_refine_diff_density_max         1.503
_refine_diff_density_min         -0.517
_refine_diff_density_rms         0.079
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.071
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1036
_refine_ls_number_reflns         20259
_refine_ls_number_restraints     1033
_refine_ls_restrained_S_all      1.049
_refine_ls_R_factor_all          0.0978
_refine_ls_R_factor_gt           0.0676
_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^)+(0.0715P)^2^+7.6404P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1519
_refine_ls_wR_factor_ref         0.1662
_reflns_number_gt                14961
_reflns_number_total             20259
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic7014176-file003.cif
_cod_data_source_block           14
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/automatic-downloads/retrospective/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_cell_volume        8167.0(12)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_original_formula_sum        'C96 H88.50 Cl2 Fe2 N O9.75'
_cod_database_code               4339393