Novel Chloride-Centered Discrete CuI8 Cubic Clusters Containing Diselenophosphate Ligands. Syntheses and Structures of {Cu8(μ8-Cl)[Se2P(OR)2]6}(PF6) (R = Et, Pr,iPr)1
C. W. Liu; Chiu-Mine Hung; Bidyut Kumar Santra; Hsiu-Chih Chen; Hsueh; Ju-Chung Wang; Inorganic Chemistry 42 (2003) 3216–3220; doi:10.1021/ic020732n

data_4313623
_publ_section_title
;
 Novel Chloride-Centered Discrete CuI8 Cubic Clusters Containing
 Diselenophosphate Ligands. Syntheses and Structures of
 {Cu8(\m8-Cl)[Se2P(OR)2]6}(PF6) (R = Et, Pr,iPr)1
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              3216
_journal_page_last               3220
_journal_paper_doi               10.1021/ic020732n
_journal_volume                  42
_journal_year                    2003
_chemical_formula_sum            'C36 H84 Cl Cu8 F6 O12 P7 Se12'
_chemical_formula_weight         2531.11
_chemical_name_systematic
;
  ?
;
_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                 91.4630(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   24.3235(13)
_cell_length_b                   13.1497(7)
_cell_length_c                   24.9717(13)
_cell_measurement_temperature    293(2)
_cell_volume                     7984.5(7)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_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      293(2)
_diffrn_measured_fraction_theta_full 0.836
_diffrn_measured_fraction_theta_max 0.836
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0406
_diffrn_reflns_av_sigmaI/netI    0.0402
_diffrn_reflns_limit_h_max       28
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            11908
_diffrn_reflns_theta_full        25.05
_diffrn_reflns_theta_max         25.05
_diffrn_reflns_theta_min         2.31
_exptl_absorpt_coefficient_mu    7.789
_exptl_absorpt_correction_T_max  0.9779
_exptl_absorpt_correction_T_min  0.3958
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.106
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             4848
_exptl_crystal_size_max          0.5
_exptl_crystal_size_mid          0.4
_exptl_crystal_size_min          0.4
_refine_diff_density_max         0.994
_refine_diff_density_min         -0.765
_refine_diff_density_rms         0.112
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.124
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     371
_refine_ls_number_reflns         5924
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.124
_refine_ls_R_factor_all          0.0655
_refine_ls_R_factor_gt           0.0506
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0327P)^2^+90.9101P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1079
_refine_ls_wR_factor_ref         0.1168
_reflns_number_gt                4886
_reflns_number_total             5924
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic020732n_3.cif
_cod_data_source_block           3
_cod_database_code               4313623