A phenolysis route to a new type of octanuclear iron(III) wheel: [Fe8(OH)4(OPh)8(O2CBut)12]
Cañada-Vilalta, Cristina; Pink, Maren; Christou, George; Chemical Communications (Cambridge, United Kingdom)  (2003) 1240–1241; doi:10.1039/b301792c

data_7103675
_publ_section_title
;
 A phenolysis route to a new type of octanuclear iron(III) wheel:
 [Fe8(OH)4(OPh)8(O2CBut)12]
;
_journal_coden_ASTM              CHCOFS
_journal_issue                   11
_journal_name_full
;
 Chemical Communications (Cambridge, United Kingdom)
;
_journal_page_first              1240
_journal_page_last               1241
_journal_paper_doi               10.1039/b301792c
_journal_year                    2003
_chemical_formula_moiety         'C70 H150 Fe10 O40, C H Cl3'
_chemical_formula_sum            'C71 H151 Cl3 Fe10 O40'
_chemical_formula_weight         2309.77
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                112.8960(10)
_cell_angle_beta                 102.9910(10)
_cell_angle_gamma                109.1230(10)
_cell_formula_units_Z            2
_cell_length_a                   18.9400(10)
_cell_length_b                   19.0540(10)
_cell_length_c                   19.0964(10)
_cell_measurement_reflns_used    9411
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      60.0
_cell_measurement_theta_min      2.2
_cell_volume                     5485.1(5)
_computing_cell_refinement       'SAINT (Bruker, current version)'
_computing_data_collection       'SMART (Bruker, current version)'
_computing_data_reduction        'SAINT (Bruker, current version)'
_computing_molecular_graphics    'SHELXTL (Bruker), XTEL (Local Library)'
_computing_publication_material  'SHELXTL (Bruker)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector                 'CCD area detector'
_diffrn_detector_area_resol_mean 44.52
_diffrn_detector_type            'Bruker SMART 6000'
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_details
'0.30 degree frames measured for 13 seconds each'
_diffrn_measurement_device       'three-circle goniometer with fixed chi'
_diffrn_measurement_device_type  'Bruker Platform goniometer'
_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  0.0494
_diffrn_reflns_av_sigmaI/netI    0.0402
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            149814
_diffrn_reflns_theta_full        30.03
_diffrn_reflns_theta_max         30.03
_diffrn_reflns_theta_min         2.10
_diffrn_standards_decay_%        0.0
_diffrn_standards_interval_time  788
_diffrn_standards_number         574
_exptl_absorpt_coefficient_mu    1.427
_exptl_absorpt_correction_T_max  0.7934
_exptl_absorpt_correction_T_min  0.7442
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, R. Blessing (1995)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.399
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2416
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.17
_refine_diff_density_max         1.135
_refine_diff_density_min         -0.784
_refine_diff_density_rms         0.093
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.021
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1203
_refine_ls_number_reflns         32002
_refine_ls_number_restraints     33
_refine_ls_restrained_S_all      1.021
_refine_ls_R_factor_all          0.0812
_refine_ls_R_factor_gt           0.0417
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0576P)^2^+5.5721P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1047
_refine_ls_wR_factor_ref         0.1303
_reflns_number_gt                20418
_reflns_number_total             32002
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b301792c.txt
_cod_data_source_block           02068
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7103675