High-Nuclearity Sulfide-Rich Molybdenum-Iron-Sulfur Clusters: Reevaluation and Extension
Hong-Cai Zhou; Weiping Su; Catalina Achim; P. Venkateswara Rao; R. H. Holm; Inorganic Chemistry 41 (2002) 3191–3201; doi:10.1021/ic0201250

data_4318112
_publ_contact_author_email
;
holm@chemistry.harvard.edu
;
_publ_section_title
;
 High-Nuclearity Sulfide-Rich Molybdenum-Iron-Sulfur Clusters:
 Reevaluation and Extension
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_journal_name_full               'Inorganic Chemistry'
_journal_page_first              3191
_journal_page_last               3201
_journal_paper_doi               10.1021/ic0201250
_journal_volume                  41
_journal_year                    2002
_chemical_formula_moiety         '(NEt4)3(Mo2Fe4S9(edt)2), 2(C3H7NO)'
_chemical_formula_sum            'C34 H82 Fe4 Mo2 N5 O2 S13'
_chemical_formula_weight         1425.11
_chemical_melting_point          ?
_chemical_name_common            none
_chemical_name_systematic
;
  Tris(tetraethylammonium) bis(ethanedithiolato)-(mu-4-sulfido)
-bis(mu-3-dulfido)-hexakis(mu-2-sulfido)-tetra-iron-di-molybdenum
dimethylformamide solvate
;
_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
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 98.833(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.520(2)
_cell_length_b                   17.153(4)
_cell_length_c                   32.639(7)
_cell_measurement_reflns_used    997
_cell_measurement_temperature    213(2)
_cell_measurement_theta_max      27.9
_cell_measurement_theta_min      2.8
_cell_volume                     5820(2)
_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 0.996
_diffrn_measured_fraction_theta_max 0.996
_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  0.0341
_diffrn_reflns_av_sigmaI/netI    0.0283
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       35
_diffrn_reflns_limit_l_min       -35
_diffrn_reflns_number            12272
_diffrn_reflns_theta_full        22.50
_diffrn_reflns_theta_max         22.50
_diffrn_reflns_theta_min         1.26
_diffrn_standards_decay_%        none
_exptl_absorpt_coefficient_mu    1.889
_exptl_absorpt_correction_T_max  0.91
_exptl_absorpt_correction_T_min  0.61
_exptl_absorpt_correction_type   SADABS
_exptl_absorpt_process_details   none
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.627
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             2932
_exptl_crystal_size_max          0.42
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.04
_refine_diff_density_max         1.462
_refine_diff_density_min         -1.176
_refine_diff_density_rms         0.179
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.217
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     298
_refine_ls_number_reflns         3798
_refine_ls_number_restraints     14
_refine_ls_restrained_S_all      1.214
_refine_ls_R_factor_all          0.0962
_refine_ls_R_factor_gt           0.0889
_refine_ls_shift/su_max          0.368
_refine_ls_shift/su_mean         0.015
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0387P)^2^+321.1905P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2150
_refine_ls_wR_factor_ref         0.2186
_reflns_number_gt                3357
_reflns_number_total             3798
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic0201250_5.cif
_cod_data_source_block           (Et4N)3[5].2DMF
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' value 'not measured' was changed to '?' -
the value is undefined or not given.

Automatic conversion script
Id: cif_fix_values 1569 2011-02-09 13:29:24Z adriana 

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               4318112