Complexes of Iron(II) and Iron(III) Containing Aryl-Substituted N-Heterocyclic Carbene Ligands
Przyojski, Jacob A.; Arman, Hadi D.; Tonzetich, Zachary J.; Organometallics 31 (2012) 3264–; doi:10.1021/om300106u

data_4078096
_publ_section_title
;
 Complexes of Iron(II) and Iron(III) Containing Aryl-Substituted
 N-Heterocyclic Carbene Ligands
;
_journal_issue                   8
_journal_name_full               Organometallics
_journal_page_first              3264
_journal_paper_doi               10.1021/om300106u
_journal_volume                  31
_journal_year                    2012
_chemical_formula_moiety         'C54 H68 Cl8 Fe2 N4, C6 H6'
_chemical_formula_sum            'C60 H74 Cl8 Fe2 N4'
_chemical_formula_weight         1246.53
_chemical_name_systematic
;
<b>[Fe~2~Cl~2~(\m-Cl)~2~(IPr^Cl^)~2~]</b>  
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 94.919(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   11.0066(10)
_cell_length_b                   17.7366(19)
_cell_length_c                   16.2355(16)
_cell_measurement_reflns_used    17351
_cell_measurement_temperature    98(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      3.1
_cell_volume                     3157.8(5)
_computing_cell_refinement
;
CrystalClear-SM Expert 2.0 r3 (Rigaku, 2009)
;
_computing_data_collection
;
CrystalClear-SM Expert 2.0 r3 (Rigaku, 2009)
;
_computing_data_reduction
;
CrystalClear-SM Expert 2.0 r3 (Rigaku, 2009)
;
_computing_publication_material  'publCIF (Westrip, 2010)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      98(2)
_diffrn_detector_area_resol_mean 28.5714
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type
;
Saturn724 (2x2 bin mode)
;
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0331
_diffrn_reflns_av_sigmaI/netI    0.0347
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            21184
_diffrn_reflns_reduction_process 'Lp corrections applied'
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         3.15
_diffrn_standards_decay_%        <1
_diffrn_standards_interval_count 0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.837
_exptl_absorpt_correction_T_max  1.00
_exptl_absorpt_correction_T_min  0.707
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'ABSCOR (Higashi, 1995)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.311
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1300
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.336
_refine_diff_density_min         -0.253
_refine_diff_density_rms         0.050
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.001
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     334
_refine_ls_number_reflns         6202
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.001
_refine_ls_R_factor_all          0.0339
_refine_ls_R_factor_gt           0.0282
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0350P)^2^+1.3000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0698
_refine_ls_wR_factor_ref         0.0726
_reflns_number_gt                5411
_reflns_number_total             6202
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om300106u_si_002.cif
_cod_data_source_block           cd0914a
_cod_original_sg_symbol_H-M      'P 2(1)/n'
_cod_database_code               4078096