Multi-temperature X-ray diffraction, Mössbauer spectroscopy and magnetic susceptibility studies of a solvated mixed-valence trinuclear iron formate, [Fe3O(HCO2)6(NC5H4CH3)3]·1.3(NC5H4CH3)
Overgaard, Jacob; Rentschler, Eva; Timco, Grigore A.; Gerbeleu, Nicolae V.; Arion, Vladimir; Bousseksou, Azzedine; Tuchagues, Jean Pierre; Larsen, Finn K.; Journal of the Chemical Society, Dalton Transactions  (2002) 2981–; doi:10.1039/b202851d

data_7011682
_publ_section_title
;
 Multi-temperature X-ray diffraction, M\"ossbauer spectroscopy and
 magnetic susceptibility studies of a solvated mixed-valence trinuclear
 iron formate, [Fe3O(HCO2)6(NC5H4CH3)3]&#x00B7;1.3(NC5H4CH3)
;
_journal_issue                   15
_journal_name_full
'Journal of the Chemical Society, Dalton Transactions'
_journal_page_first              2981
_journal_paper_doi               10.1039/b202851d
_journal_year                    2002
_chemical_formula_sum            'C31.76 H27 Fe3 N4.29 O13'
_chemical_formula_weight         844.40
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 96.796(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   24.291(3)
_cell_length_b                   27.373(4)
_cell_length_c                   12.4263(18)
_cell_measurement_reflns_used    2910
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      31.523
_cell_measurement_theta_min      2.689
_cell_volume                     8204(2)
_computing_cell_refinement       'Bruker SMART (Bruker, 1998)'
_computing_data_collection       'Bruker SMART (Bruker, 1998)'
_computing_data_reduction        'SAINT+ V5.01 (Bruker, 1998)'
_computing_molecular_graphics    'XP (Sheldrick, 1997)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.870
_diffrn_measured_fraction_theta_max 0.870
_diffrn_measurement_device_type  'Bruker CCD area detector'
_diffrn_measurement_method       \w-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  0.0329
_diffrn_reflns_av_sigmaI/netI    0.0406
_diffrn_reflns_limit_h_max       33
_diffrn_reflns_limit_h_min       -32
_diffrn_reflns_limit_k_max       39
_diffrn_reflns_limit_k_min       -38
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            45240
_diffrn_reflns_theta_full        32.11
_diffrn_reflns_theta_max         32.11
_diffrn_reflns_theta_min         2.64
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.107
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.876
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   '(SADABS, Sheldrick 1996)'
_exptl_crystal_colour            dark-red
_exptl_crystal_density_diffrn    1.366
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'rectangular block'
_exptl_crystal_F_000             3437
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.12
_refine_diff_density_max         2.198
_refine_diff_density_min         -0.747
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.025
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     454
_refine_ls_number_reflns         12517
_refine_ls_number_restraints     33
_refine_ls_restrained_S_all      1.032
_refine_ls_R_factor_all          0.1090
_refine_ls_R_factor_gt           0.0690
_refine_ls_shift/su_max          0.080
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1229P)^2^+55.4831P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2009
_refine_ls_wR_factor_ref         0.2373
_reflns_number_gt                8306
_reflns_number_total             12517
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b202851d.txt
_cod_data_source_block           p87_100
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7011682