Cyano-Bridged FeIII2CuII3 and FeIII4NiII4 Complexes: Syntheses, Structures, and Magnetic Properties
Zhi-Guo Gu; Wei Liu; Qiao-Fang Yang; Xin-Hui Zhou; Jing-Lin Zuo; Xiao-Zeng You; Inorganic Chemistry 46 (2007) 3236–3244; doi:10.1021/ic062267q

data_4307765
_publ_section_title
;
Cyano-Bridged FeIII2CuII3 and FeIII4NiII4 Complexes: Syntheses, Structures,
and Magnetic Properties
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              3236
_journal_page_last               3244
_journal_paper_doi               10.1021/ic062267q
_journal_volume                  46
_journal_year                    2007
_chemical_formula_sum            'C31 H48 B Fe N12'
_chemical_formula_weight         655.47
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   14.7644(2)
_cell_length_b                   18.0753(2)
_cell_length_c                   26.8753(3)
_cell_measurement_reflns_used    3423
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.6
_cell_measurement_theta_min      2.6
_cell_volume                     7172.24(15)
_computing_cell_refinement       SMART
_computing_data_collection       'SMART (Bruker, 2000)'
_computing_data_reduction        'SAINT (Bruker, 2000)'
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  SHELXTL
_computing_structure_solution    'SHELXTL (Bruker, 2000)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker Smart Aepex 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  0.0387
_diffrn_reflns_av_sigmaI/netI    0.0536
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       35
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            40752
_diffrn_reflns_theta_full        28.27
_diffrn_reflns_theta_max         28.27
_diffrn_reflns_theta_min         1.52
_exptl_absorpt_coefficient_mu    0.459
_exptl_absorpt_correction_T_max  0.8938
_exptl_absorpt_correction_T_min  0.8745
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, Bruker(2000)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.214
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2792
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.25
_refine_diff_density_max         0.387
_refine_diff_density_min         -0.277
_refine_diff_density_rms         0.046
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.057
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     410
_refine_ls_number_reflns         8859
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.057
_refine_ls_R_factor_all          0.0782
_refine_ls_R_factor_gt           0.0440
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0503P)^2^+1.5175P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1111
_refine_ls_wR_factor_ref         0.1267
_reflns_number_gt                5728
_reflns_number_total             8859
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic062267qsi20061128_103821.cif
_cod_data_source_block           50501am
_cod_database_code               4307765