Formation of dimeric and polymeric W/Cu/S clusters via degradation or expansion of the cluster core in [Et4N]4[WS4Cu4I6]
Huang, Yu-Jian; Song, Ying-Lin; Chen, Yang; Li, Hong-Xi; Zhang, Yong; Lang, Jian-Ping; Dalton Transactions  (2009) 1411–; doi:10.1039/b816312j

data_7000515
_publ_section_title
;
 Formation of dimeric and polymeric W/Cu/S clusters via degradation or
 expansion of the cluster core in [Et4N]4[WS4Cu4I6]
;
_journal_issue                   8
_journal_name_full               'Dalton Transactions'
_journal_page_first              1411
_journal_paper_doi               10.1039/b816312j
_journal_year                    2009
_chemical_formula_moiety         '2(C21 H24 Cu2 N6 S4 W), H2 O'
_chemical_formula_sum            'C42 H50 Cu4 N12 O S8 W2'
_chemical_formula_weight         1617.28
_chemical_name_systematic
;
?
;
_space_group_IT_number           152
_symmetry_cell_setting           hexagonal
_symmetry_space_group_name_Hall  'P 31 2"'
_symmetry_space_group_name_H-M   'P 31 2 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                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            3
_cell_length_a                   11.9875(17)
_cell_length_b                   11.9875(17)
_cell_length_c                   32.248(6)
_cell_measurement_reflns_used    11222
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.35
_cell_measurement_theta_min      3.15
_cell_volume                     4013.2(11)
_computing_cell_refinement       CrystalClear
_computing_data_collection       CrystalClear
_computing_data_reduction        CrystalStructure
_computing_molecular_graphics    'Shelxl-97 (Sheldrick, 1997)'
_computing_publication_material  'Shelxl-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Rigaku Mercury'
_diffrn_measurement_method       \w
_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  0.0863
_diffrn_reflns_av_sigmaI/netI    0.0697
_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       36
_diffrn_reflns_limit_l_min       -38
_diffrn_reflns_number            29323
_diffrn_reflns_theta_full        25.35
_diffrn_reflns_theta_max         25.35
_diffrn_reflns_theta_min         3.20
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    6.201
_exptl_absorpt_correction_T_max  0.176
_exptl_absorpt_correction_T_min  0.175
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson R. (1998) Private communication'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    2.008
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2358
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.28
_refine_diff_density_max         0.779
_refine_diff_density_min         -1.326
_refine_diff_density_rms         0.153
_refine_ls_abs_structure_details '2034 Friedel Pairs'
_refine_ls_abs_structure_Flack   0.013(13)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.133
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     310
_refine_ls_number_reflns         4857
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.133
_refine_ls_R_factor_all          0.0625
_refine_ls_R_factor_gt           0.0526
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0372P)^2^+9.8798P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1061
_refine_ls_wR_factor_ref         0.1108
_reflns_number_gt                4315
_reflns_number_total             4857
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b816312j.txt
_cod_data_source_block           3
_cod_original_sg_symbol_Hall     'P 31 2'
_cod_database_code               7000515