New Extended Magnetic Systems Based on Oxalate and Iron(III) Ions
Donatella Armentano; Teresa F. Mastropietro; Giovanni De Munno; Patrizia Rossi; Francesc Lloret; Miguel Julve; Inorganic Chemistry 47 (2008) 3772–3786; doi:10.1021/ic702403h

data_4304827
_publ_section_title
;
New Extended Magnetic Systems Based on Oxalate and Iron(III) Ions
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              3772
_journal_page_last               3786
_journal_paper_doi               10.1021/ic702403h
_journal_volume                  47
_journal_year                    2008
_chemical_formula_sum            'C4 H8 Cl2 Fe2 Na2 O13'
_chemical_formula_weight         492.68
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           43
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'F 2 -2d'
_symmetry_space_group_name_H-M   'F d d 2'
_atom_sites_solution_hydrogens   none
_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                   14.986(4)
_cell_length_b                   23.552(6)
_cell_length_c                   9.051(2)
_cell_measurement_reflns_used    708
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      20
_cell_measurement_theta_min      3
_cell_volume                     3194.6(14)
_computing_cell_refinement       Bruker-SMART
_computing_data_collection       Bruker-SMART
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    XP
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'SMART CCD_plate'
_diffrn_measurement_method       omega-scan
_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  0.0288
_diffrn_reflns_av_sigmaI/netI    0.0230
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       30
_diffrn_reflns_limit_k_min       -30
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            8128
_diffrn_reflns_theta_full        28.02
_diffrn_reflns_theta_max         28.02
_diffrn_reflns_theta_min         2.77
_diffrn_standards_decay_%        4
_exptl_absorpt_coefficient_mu    2.230
_exptl_absorpt_correction_T_max  0.851
_exptl_absorpt_correction_T_min  0.694
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.749
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1632
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.06
_refine_diff_density_max         1.141
_refine_diff_density_min         -0.451
_refine_diff_density_rms         0.196
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.43(3)
_refine_ls_goodness_of_fit_ref   1.158
_refine_ls_hydrogen_treatment    none
_refine_ls_matrix_type           full
_refine_ls_number_parameters     95
_refine_ls_number_reflns         1928
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.158
_refine_ls_R_factor_all          0.0503
_refine_ls_R_factor_gt           0.0459
_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^)+(0.0959P)^2^+1.2225P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1285
_refine_ls_wR_factor_ref         0.1334
_reflns_number_gt                1784
_reflns_number_total             1928
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic702403h-file004.cif
_cod_data_source_block           compound_2
_cod_database_code               4304827