<i>catena</i>-Poly[di-μ~3~-bromido-bis[(1-ethyl-1<i>H</i>-imidazole-κ<i>N</i>^3^)disilver(I)]]
Wang, Zhiguo; Bian, Qingquan; Guo, Ying; Acta Crystallographica Section E 69 (2013) m411–; doi:10.1107/S1600536813016875

data_2238304
_publ_section_title
;
 <i>catena</i>-Poly[di-\m~3~-bromido-bis[(1-ethyl-1<i>H</i>-imidazole-\k<i>N</i>^3^)disilver(I)]]
;
_journal_coeditor_code           ZS2262
_journal_issue                   7
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              m411
_journal_paper_doi               10.1107/S1600536813016875
_journal_volume                  69
_journal_year                    2013
_chemical_formula_iupac          '[Ag2 Br2 (C5 H8 N2)2]'
_chemical_formula_moiety         'C10 H16 Ag2 Br2 N4'
_chemical_formula_sum            'C10 H16 Ag2 Br2 N4'
_chemical_formula_weight         567.80
_chemical_melting_point          335
_chemical_name_systematic
<i>catena</i>-Poly[di-\m~3~-bromido-bis[(1-ethyl-1<i>H</i>-imidazole-\k<i>N</i>^3^)disilver(I)]
_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                 109.8090(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   15.2489(15)
_cell_length_b                   13.9888(13)
_cell_length_c                   7.7198(7)
_cell_measurement_reflns_used    3344
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      28.40
_cell_measurement_theta_min      2.84
_cell_volume                     1549.3(3)
_computing_cell_refinement       'SAINT (Bruker, 2006)'
_computing_data_collection       'APEX2 (Bruker, 2006)'
_computing_data_reduction        'SAINT (Bruker, 2006)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker APEXII CCD'
_diffrn_measurement_method       '\f and \w 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  0.0236
_diffrn_reflns_av_sigmaI/netI    0.0242
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -6
_diffrn_reflns_number            3840
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.91
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    7.674
_exptl_absorpt_correction_T_max  0.3922
_exptl_absorpt_correction_T_min  0.3553
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.434
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1072
_exptl_crystal_size_max          0.17
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.378
_refine_diff_density_min         -0.676
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.052
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     83
_refine_ls_number_reflns         1362
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.052
_refine_ls_R_factor_all          0.0196
_refine_ls_R_factor_gt           0.0188
_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^)+(0.0250P)^2^+1.7996P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0474
_refine_ls_wR_factor_ref         0.0478
_reflns_number_gt                1315
_reflns_number_total             1362
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            zs2262.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2238304
_cod_database_fobs_code          2238304