1-Methyl-4-(1-methyl-1<i>H</i>-benzimidazol-2-yl)pyridinium iodide
Wang, Fang-Ming; Acta Crystallographica Section E 66 (2010) o198–; doi:10.1107/S1600536809053938

data_2224576
_publ_section_title
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 1-Methyl-4-(1-methyl-1<i>H</i>-benzimidazol-2-yl)pyridinium iodide
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_journal_coeditor_code           BX2252
_journal_issue                   1
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o198
_journal_paper_doi               10.1107/S1600536809053938
_journal_volume                  66
_journal_year                    2010
_chemical_formula_iupac          'C14 H14 N3 +, I -'
_chemical_formula_moiety         'C14 H14 N3 +, I -'
_chemical_formula_sum            'C14 H14 I N3'
_chemical_formula_weight         351.18
_chemical_name_systematic
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1-Methyl-4-(1-methyl-1<i>H</i>-benzimidazol-2-yl)pyridinium iodide
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                64.888(3)
_cell_angle_beta                 72.933(3)
_cell_angle_gamma                76.394(4)
_cell_formula_units_Z            2
_cell_length_a                   7.7048(15)
_cell_length_b                   9.9264(18)
_cell_length_c                   10.1772(19)
_cell_measurement_reflns_used    1236
_cell_measurement_temperature    291(2)
_cell_measurement_theta_max      22.09
_cell_measurement_theta_min      3.12
_cell_volume                     668.2(2)
_computing_cell_refinement       'SAINT (Bruker, 2000)'
_computing_data_collection       'SMART (Bruker, 2000)'
_computing_data_reduction        'SAINT (Bruker, 2000)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXTL (Sheldrick, 2008)'
_computing_structure_solution    'SHELXTL (Sheldrick, 2008)'
_diffrn_ambient_temperature      291(2)
_diffrn_measured_fraction_theta_full 0.979
_diffrn_measured_fraction_theta_max 0.979
_diffrn_measurement_device_type  'Bruker SMART CCD area-detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0584
_diffrn_reflns_av_sigmaI/netI    0.0776
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            3353
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.27
_exptl_absorpt_coefficient_mu    2.382
_exptl_absorpt_correction_T_max  0.887
_exptl_absorpt_correction_T_min  0.493
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2000)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.745
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       piece
_exptl_crystal_F_000             344
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.944
_refine_diff_density_min         -0.484
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.000
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     163
_refine_ls_number_reflns         2307
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.000
_refine_ls_R_factor_all          0.0529
_refine_ls_R_factor_gt           0.0434
_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^)+(0.0301P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0898
_refine_ls_wR_factor_ref         0.0918
_reflns_number_gt                1840
_reflns_number_total             2307
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            bx2252.cif
_cod_data_source_block           I
_cod_depositor_comments
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The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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_values 1715 2011-07-08 13:25:40Z adriana 
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_cod_database_code               2224576
_cod_database_fobs_code          2224576