Bis(imidazolium) hexachlorostannate(IV)
Zhang, Hui; Fang, Liang; Dronskowski, Richard; Kruse, Klaus; Yuan, Runzhang; Acta Crystallographica Section E 61 (2005) m543–m544; doi:10.1107/S1600536805004770

data_2205223
_publ_section_title
;
 Bis(imidazolium) hexachlorostannate(IV)
;
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              m543
_journal_page_last               m544
_journal_paper_doi               10.1107/S1600536805004770
_journal_volume                  61
_journal_year                    2005
_chemical_formula_iupac          '(C3 H5 N2) [Sn Cl6]'
_chemical_formula_moiety         '2C3 H5 N2 +, Cl6 Sn 2-'
_chemical_formula_sum            'C6 H10 Cl6 N4 Sn'
_chemical_formula_weight         469.57
_chemical_name_systematic
;
Bis(imidazolium) hexachlorotin(IV)
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 98.16(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   7.4650(15)
_cell_length_b                   8.0670(16)
_cell_length_c                   12.411(3)
_cell_measurement_reflns_used    1820
_cell_measurement_temperature    223(2)
_cell_measurement_theta_max      28.28
_cell_measurement_theta_min      2.76
_cell_volume                     739.8(3)
_computing_cell_refinement       'SAINT (Bruker, 1998)'
_computing_data_collection       'SMART (Bruker, 1998)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'PLATON (Spek, 2003)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  SHELXTL
_computing_structure_solution    'SHELXTL (Sheldrick, 1997)'
_diffrn_ambient_temperature      223(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'Bruker APEX CCD'
_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  0.0260
_diffrn_reflns_av_sigmaI/netI    0.0191
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            9551
_diffrn_reflns_theta_full        28.28
_diffrn_reflns_theta_max         28.28
_diffrn_reflns_theta_min         2.76
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.793
_exptl_absorpt_correction_T_max  0.66
_exptl_absorpt_correction_T_min  0.43
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.108
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             452
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.519
_refine_diff_density_min         -0.385
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.070
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     79
_refine_ls_number_reflns         1820
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.070
_refine_ls_R_factor_all          0.0204
_refine_ls_R_factor_gt           0.0183
_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^)+(0.0201P)^2^+0.3722P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0453
_refine_ls_wR_factor_ref         0.0462
_reflns_number_gt                1672
_reflns_number_total             1820
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            bv6013.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/c '
_cod_original_formula_sum        'C6 H10 Cl6 N4 Sn '
_cod_database_code               2205223
_cod_database_fobs_code          2205223