New Halide-Centered Discrete AgI8 Cubic Clusters Containing Diselenophosphate Ligands, {Ag8(X)[Se2P(OR)2]6}(PF6) (X = Cl, Br; R = Et, Pr,iPr): Syntheses, Structures, and DFT Calculations
C. W. Liu; Hsien-Chung Haia; Chiu-Mine Hung; Bidyut Kumar Santra; Ben-Jie Liaw; Zhenyang Lin; Ju-Chun Wang; Inorganic Chemistry 43 (2004) 4464–4470; doi:10.1021/ic049533p

data_4311245
_publ_section_title
;
 New Halide-Centered Discrete AgI8 Cubic Clusters Containing
 Diselenophosphate Ligands, {Ag8(X)[Se2P(OR)2]6}(PF6) (X = Cl, Br; R = Et,
 Pr,iPr): Syntheses, Structures, and DFT Calculations
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              4464
_journal_page_last               4470
_journal_paper_doi               10.1021/ic049533p
_journal_volume                  43
_journal_year                    2004
_chemical_formula_sum            'C24 H60 Ag8 Cl F6 O12 P7 Se12'
_chemical_formula_weight         2717.44
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           167
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  '-R 3 2"c'
_symmetry_space_group_name_H-M   'R -3 c :H'
_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            12
_cell_length_a                   18.0784(15)
_cell_length_b                   18.0784(15)
_cell_length_c                   74.607(9)
_cell_measurement_reflns_used    866
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      24.61
_cell_measurement_theta_min      2.78
_cell_volume                     21117(4)
_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      298(2)
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.986
_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  0.0264
_diffrn_reflns_av_sigmaI/netI    0.0250
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       48
_diffrn_reflns_limit_l_min       -85
_diffrn_reflns_number            10839
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         2.25
_exptl_absorpt_coefficient_mu    8.635
_exptl_absorpt_correction_T_max  0.7475
_exptl_absorpt_correction_T_min  0.3553
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.564
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       irregular
_exptl_crystal_F_000             15120
_exptl_crystal_size_max          0.52
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.26
_refine_diff_density_max         0.919
_refine_diff_density_min         -0.696
_refine_diff_density_rms         0.104
_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     211
_refine_ls_number_reflns         4104
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.034
_refine_ls_R_factor_all          0.0766
_refine_ls_R_factor_gt           0.0476
_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^)+(0.0464P)^2^+320.4070P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1094
_refine_ls_wR_factor_ref         0.1250
_reflns_number_gt                2815
_reflns_number_total             4104
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic049533psi20040409_102432_1.cif
_cod_data_source_block           1a
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Trigonal' changed to 'trigonal' 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_cell_volume        21117(3)
_cod_original_sg_symbol_H-M      'R -3 c'
_cod_database_code               4311245