From selenidostannates to silver-selenidostannate: structural variation of chalcogenidometallates synthesized in ionic liquids
Jian-Rong Li; Wei-Wei Xiong; Zai-Lai Xie; Cheng-Feng Du; Guo-Dong Zou; Xiao-Ying Huang; Chem.Commun. 49 (2013) 181–; doi:10.1039/c2cc37051d

data_7108723
_publ_section_title
;
 From selenidostannates to silver-selenidostannate: structural variation
 of chalcogenidometallates synthesized in ionic liquids
;
_journal_name_full               Chem.Commun.
_journal_page_first              181
_journal_paper_doi               10.1039/c2cc37051d
_journal_volume                  49
_journal_year                    2013
_chemical_formula_moiety         'Sn3 Se7, 2(C9 H17 N2)'
_chemical_formula_sum            'C18 H34 N4 Se7 Sn3'
_chemical_formula_weight         1215.28
_chemical_name_systematic
;
?
;
_space_group_IT_number           152
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  'P 31 2"'
_symmetry_space_group_name_H-M   'P 31 2 1'
_atom_sites_solution_hydrogens   none
_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            6
_cell_length_a                   13.9329(9)
_cell_length_b                   13.9329(9)
_cell_length_c                   28.159(3)
_cell_measurement_reflns_used    9333
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.4779
_cell_measurement_theta_min      2.2229
_cell_volume                     4734.0(7)
_computing_cell_refinement       'CrystalClear (Rigaku/MSC Inc., 2005)'
_computing_data_collection       'CrystalClear (Rigaku/MSC Inc., 2005)'
_computing_data_reduction        'CrystalClear (Rigaku/MSC Inc., 2005)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 14.6306
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Mercury CCD'
_diffrn_measurement_method       CCD_Profile_fitting
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Rotating Anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0778
_diffrn_reflns_av_sigmaI/netI    0.0536
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       36
_diffrn_reflns_limit_l_min       -35
_diffrn_reflns_number            34501
_diffrn_reflns_theta_full        27.59
_diffrn_reflns_theta_max         27.59
_diffrn_reflns_theta_min         2.22
_diffrn_standards_number         4107
_exptl_absorpt_coefficient_mu    10.444
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.5901
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'CrystalClear (Rigaku/MSC Inc., 2005)'
_exptl_crystal_colour            Red
_exptl_crystal_density_diffrn    2.558
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Lathe
_exptl_crystal_F_000             3348
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.10
_platon_squeeze_details          ' ?'
_refine_diff_density_max         0.934
_refine_diff_density_min         -0.829
_refine_diff_density_rms         0.154
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.430(15)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.031
_refine_ls_hydrogen_treatment    undef
_refine_ls_matrix_type           full
_refine_ls_number_parameters     92
_refine_ls_number_reflns         7278
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.031
_refine_ls_R_factor_all          0.0639
_refine_ls_R_factor_gt           0.0442
_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^)+(0.0450P)^2^+4.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1059
_refine_ls_wR_factor_ref         0.1123
_reflns_number_gt                5214
_reflns_number_total             7278
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2cc37051d.txt
_cod_data_source_block           compound-5_JL7-47D
_cod_database_code               7108723