1-Benzyl-2-phenyl-1<i>H</i>-benzimidazole
Kong, Lingqian; Acta Crystallographica Section E 65 (2009) o316–; doi:10.1107/S1600536809001238

data_2220704
_publ_section_title
;
 1-Benzyl-2-phenyl-1<i>H</i>-benzimidazole
;
_journal_coeditor_code           BI2334
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o316
_journal_paper_doi               10.1107/S1600536809001238
_journal_volume                  65
_journal_year                    2009
_chemical_formula_iupac          'C20 H16 N2'
_chemical_formula_moiety         'C20 H16 N2'
_chemical_formula_sum            'C20 H16 N2'
_chemical_formula_weight         284.35
_chemical_name_systematic
;
1-Benzyl-2-phenyl-1<i>H</i>-benzimidazole
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.338(3)
_cell_length_b                   8.085(3)
_cell_length_c                   30.190(12)
_cell_measurement_reflns_used    1704
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      21.810
_cell_measurement_theta_min      2.608
_cell_volume                     1547.0(11)
_computing_cell_refinement       'SAINT (Bruker, 1997)'
_computing_data_collection       'SMART (Bruker, 1997)'
_computing_data_reduction        'SAINT (Bruker, 1997)'
_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      298(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker SMART CCD'
_diffrn_measurement_method       '\f and \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  0.0725
_diffrn_reflns_av_sigmaI/netI    0.0572
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       36
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            6729
_diffrn_reflns_theta_full        25.10
_diffrn_reflns_theta_max         25.10
_diffrn_reflns_theta_min         1.35
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.072
_exptl_absorpt_correction_T_max  0.967
_exptl_absorpt_correction_T_min  0.956
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.221
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             600
_exptl_crystal_size_max          0.63
_exptl_crystal_size_mid          0.55
_exptl_crystal_size_min          0.47
_refine_diff_density_max         0.139
_refine_diff_density_min         -0.164
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.141
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     199
_refine_ls_number_reflns         1631
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.141
_refine_ls_R_factor_all          0.0689
_refine_ls_R_factor_gt           0.0451
_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^)+(0.0509P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1033
_refine_ls_wR_factor_ref         0.1153
_reflns_number_gt                1221
_reflns_number_total             1631
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            bi2334.cif
_cod_data_source_block           I
_cod_original_cell_volume        1547.0(10)
_cod_database_code               2220704
_cod_database_fobs_code          2220704