Iodobismuthates with N-alkyl- or N,N'-dialkyl-4,4'-bipyridinium: syntheses, structures and dielectric properties.
Chen, Yang; Yang, Zhou; Wu, Xin-Yi; Ni, Chun-Yan; Ren, Zhi-Gang; Wang, Hui-Fang; Lang, Jian-Ping; Physical chemistry chemical physics : PCCP 13 (2011) 5659–5667; doi:10.1039/c0cp02431g

data_7205906
_publ_section_title
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 Iodobismuthates with N-alkyl- or N,N'-dialkyl-4,4'-bipyridinium:
 syntheses, structures and dielectric properties.
;
_journal_issue                   13
_journal_name_full               'Physical chemistry chemical physics : PCCP'
_journal_page_first              5659
_journal_page_last               5667
_journal_paper_doi               10.1039/c0cp02431g
_journal_volume                  13
_journal_year                    2011
_chemical_formula_moiety         'C14 H18 N2, 0.5(Bi4 I16)'
_chemical_formula_sum            'C14 H18 Bi2 I8 N2'
_chemical_formula_weight         1647.46
_chemical_name_systematic
;
?
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   20.254(4)
_cell_length_b                   11.741(2)
_cell_length_c                   25.352(5)
_cell_measurement_reflns_used    15811
_cell_measurement_temperature    223(2)
_cell_measurement_theta_max      27.4816
_cell_measurement_theta_min      3.1048
_cell_volume                     6029(2)
_computing_cell_refinement       'CrystalClear, Ver. 1.30 (Rigaku/MSC, 2001)'
_computing_data_collection       'CrystalClear, Ver. 1.30 (Rigaku/MSC, 2001)'
_computing_data_reduction
'CrystalStructure, Ver. 3.60 (Rigaku/MSC, 2004)'
_computing_molecular_graphics    'ORTEPII (Johnson, 1976)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      223(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'Rigaku MercuryCCD area detector'
_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  0.0964
_diffrn_reflns_av_sigmaI/netI    0.0819
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            19339
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.10
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    19.858
_exptl_absorpt_correction_T_max  0.672
_exptl_absorpt_correction_T_min  0.049
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'Jacobson, R. (1998) Private communication to Rigaku Company, Tokyo, Japan.'
_exptl_crystal_colour            Red
_exptl_crystal_density_diffrn    3.630
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Platelet
_exptl_crystal_F_000             5648
_exptl_crystal_size_max          0.19
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.02
_refine_diff_density_max         4.057
_refine_diff_density_min         -2.297
_refine_diff_density_rms         0.392
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.043
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     231
_refine_ls_number_reflns         5259
_refine_ls_number_restraints     141
_refine_ls_restrained_S_all      1.031
_refine_ls_R_factor_all          0.0988
_refine_ls_R_factor_gt           0.0634
_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^)+(0.0621P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1426
_refine_ls_wR_factor_ref         0.1630
_reflns_number_gt                3579
_reflns_number_total             5259
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0cp02431g.txt
_cod_data_source_block           4
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'Multi-scan' changed
to 'multi-scan' 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 1555 2011-01-17 13:19:09Z saulius 
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_cod_database_code               7205906