Preparation and properties of new Fe6 and Fe8 clusters of iron(iii) with tripodal ligands
Murugesu, Muralee; Abboud, Khalil A.; Christou, George; Dalton Transactions  (2003) 4552–; doi:10.1039/b310030h

data_7013555
_publ_section_title
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 Preparation and properties of new Fe6 and Fe8 clusters of iron(iii)
 with tripodal ligands
;
_journal_issue                   23
_journal_name_full               'Dalton Transactions'
_journal_page_first              4552
_journal_paper_doi               10.1039/b310030h
_journal_year                    2003
_chemical_formula_sum            'C40 H84 Fe6 N6 O32'
_chemical_formula_weight         1496.23
_chemical_name_systematic
;
?
;
_space_group_IT_number           13
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yc'
_symmetry_space_group_name_H-M   'P 1 2/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                 104.724(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   11.5538(6)
_cell_length_b                   11.5495(6)
_cell_length_c                   22.3761(12)
_cell_measurement_reflns_used    163
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      28.0
_cell_measurement_theta_min      2.0
_cell_volume                     2887.8(3)
_computing_cell_refinement       'Bruker SMART & SAINT (Bruker 1998)'
_computing_data_collection       'Bruker SMART (Bruker 1998)'
_computing_data_reduction        'Bruker SHELXTL (Bruker 2000)'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'Bruker SHELXTL'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      193(2)
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  'SMART CCD area detector'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0405
_diffrn_reflns_av_sigmaI/netI    0.0294
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            24572
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.76
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.566
_exptl_absorpt_correction_T_max  0.7975
_exptl_absorpt_correction_T_min  0.7383
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details
'based on measured indexed crystal faces, SHELXTL (Bruker 1998)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.721
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plates
_exptl_crystal_F_000             1556
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.941
_refine_diff_density_min         -0.652
_refine_diff_density_rms         0.067
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.076
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     325
_refine_ls_number_reflns         6547
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.076
_refine_ls_R_factor_all          0.0410
_refine_ls_R_factor_gt           0.0331
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0429P)^2^+1.7625P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0851
_refine_ls_wR_factor_ref         0.0872
_reflns_number_gt                5498
_reflns_number_total             6547
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            b310030h.txt
_cod_data_source_block           xm40
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      P2/c
_cod_database_code               7013555