Synthesis and Reactions of Cubane-Type Iron-Sulfur-Phosphine Clusters, Including Soluble Clusters of Nuclearities 8 and 16
Hong-Cai Zhou; R. H. Holm; Inorganic Chemistry 42 (2003) 11–21; doi:10.1021/ic020464t

data_4312863
_publ_section_title
;
 Synthesis and Reactions of Cubane-Type Iron-Sulfur-Phosphine Clusters,
 Including Soluble Clusters of Nuclearities 8 and 16
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              11
_journal_page_last               21
_journal_paper_doi               10.1021/ic020464t
_journal_volume                  42
_journal_year                    2003
_chemical_formula_moiety         'Fe4 S4 (PCy3)3 SPh'
_chemical_formula_sum            'C60 H104 Fe4 P3 S5'
_chemical_formula_weight         1302.04
_chemical_name_systematic
;
tetrakis(\m3-sulfido)tris(tricyclohexylphosphine)benzenethiolato-
tetra-iron
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 91.0150(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   21.6483(12)
_cell_length_b                   15.6065(8)
_cell_length_c                   19.4379(10)
_cell_measurement_reflns_used    6978
_cell_measurement_temperature    213(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      2.5
_cell_volume                     6566.1(6)
_computing_cell_refinement       'Bruker XSCANS'
_computing_data_collection       'Bruker XSCANS'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      213(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker P4'
_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  0.0372
_diffrn_reflns_av_sigmaI/netI    0.0333
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            29614
_diffrn_reflns_theta_full        22.50
_diffrn_reflns_theta_max         22.50
_diffrn_reflns_theta_min         1.61
_diffrn_standards_decay_%        none
_exptl_absorpt_coefficient_mu    1.133
_exptl_absorpt_correction_T_max  0.94
_exptl_absorpt_correction_T_min  0.77
_exptl_absorpt_correction_type   none
_exptl_absorpt_process_details   none
_exptl_crystal_colour            'dark brown'
_exptl_crystal_density_diffrn    1.317
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2772
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.27
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.520
_refine_diff_density_min         -0.307
_refine_diff_density_rms         0.058
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.066
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     649
_refine_ls_number_reflns         8578
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.066
_refine_ls_R_factor_all          0.0461
_refine_ls_R_factor_gt           0.0351
_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^)+(0.0367P)^2^+8.4784P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0871
_refine_ls_wR_factor_ref         0.0924
_reflns_number_gt                7035
_reflns_number_total             8578
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic020464t_2.cif
_cod_data_source_block           compd5
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_database_code               4312863