Odd-Numbered FeIII Complexes: Synthesis, Molecular Structure, Reactivity, and Magnetic Properties
Ayuk M. Ako; Oliver Waldmann; Valeriu Mereacre; Frederik Klöwer; Ian J. Hewitt; Christopher E. Anson; Hans U. Güdel; Annie K. Powell; Inorganic Chemistry 46 (2007) 756–766; doi:10.1021/ic061650s

data_4307137
_publ_contact_author
; 
'Annie K. Powell'
;
_publ_contact_author_email       powell@aoc.uni-karlsruhe.de
_publ_contact_author_phone       '+44 721 608 2135'
_publ_section_title
;
Odd-Numbered FeIII Complexes: Synthesis, Molecular Structure, Reactivity,
and Magnetic Properties
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              756
_journal_page_last               766
_journal_paper_doi               10.1021/ic061650s
_journal_volume                  46
_journal_year                    2007
_chemical_formula_sum            'C55 H107.5 Fe8 N13.5 O27.5'
_chemical_formula_weight         1844.84
_chemical_name_systematic
; 
 ? 
;
_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                 94.5230(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   23.6121(8)
_cell_length_b                   15.0975(5)
_cell_length_c                   44.6731(14)
_cell_measurement_reflns_used    20977
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.33
_cell_measurement_theta_min      2.19
_cell_volume                     15875.6(9)
_computing_cell_refinement       'SMART-NT 5.6 (Bruker AXS Inc., 2000)'
_computing_data_collection       'SMART-NT 5.6 (Bruker AXS Inc., 2000)'
_computing_data_reduction        'SAINT+ 6.0 (Bruker AXS Inc., 2000)'
_computing_molecular_graphics    'SHELXTL 5.1 (Bruker AXS Inc., 1997)'
_computing_publication_material  'SHELXTL 5.1 (Bruker AXS Inc., 1997)'
_computing_structure_refinement  'SHELXTL 5.1 (Bruker AXS Inc., 1997)'
_computing_structure_solution    'SHELXTL 5.1 (Bruker AXS Inc., 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 8.333
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.931
_diffrn_measurement_device_type  'Bruker SMART Apex'
_diffrn_measurement_method       'CCD area detector'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0391
_diffrn_reflns_av_sigmaI/netI    0.0830
_diffrn_reflns_limit_h_max       31
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       57
_diffrn_reflns_limit_l_min       -53
_diffrn_reflns_number            79377
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         28.01
_diffrn_reflns_theta_min         1.63
_exptl_absorpt_coefficient_mu    1.501
_exptl_absorpt_correction_T_max  0.862
_exptl_absorpt_correction_T_min  0.701
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker AXS Inc., 2000)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.544
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             7680
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.25
_refine_diff_density_max         1.917
_refine_diff_density_min         -1.176
_refine_diff_density_rms         0.100
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.978
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           userblock
_refine_ls_number_parameters     1851
_refine_ls_number_reflns         35692
_refine_ls_number_restraints     11
_refine_ls_restrained_S_all      0.982
_refine_ls_R_factor_all          0.0956
_refine_ls_R_factor_gt           0.0504
_refine_ls_shift/su_max          0.010
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0598P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1173
_refine_ls_wR_factor_ref         0.1276
_reflns_number_gt                20937
_reflns_number_total             35692
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic061650ssi20060831_091622_4.cif
_cod_data_source_block           274
_cod_database_code               4307137