6-(4-Fluorophenyl)-5,6-dihydrobenzimidazo[1,2-<i>c</i>]quinazoline
Low, John Nicolson; Insuasty, Braulio; Torres, Harlen; Cobo, Justo; Acta Crystallographica, Section E: Structure Reports Online 59 (2003) o1801–o1803; doi:10.1107/S1600536803023663

data_2202874
_publ_section_title
;
 6-(4-Fluorophenyl)-5,6-dihydrobenzimidazo[1,2-<i>c</i>]quinazoline
;
_journal_coden_ASTM              ACSEBH
_journal_issue                   11
_journal_name_full
;
 Acta Crystallographica, Section E: Structure Reports Online
;
_journal_page_first              o1801
_journal_page_last               o1803
_journal_paper_doi               10.1107/S1600536803023663
_journal_volume                  59
_journal_year                    2003
_chemical_formula_iupac          'C20 H14 F N3'
_chemical_formula_moiety         'C20 H14 F N3'
_chemical_formula_sum            'C20 H14 F N3'
_chemical_formula_weight         315.34
_chemical_melting_point          477
_chemical_name_systematic
;
6-(4-fluorophenyl)-5,6-dihydrobenzimidazo[1,2-c]quinazoline
;
_space_group_IT_number           148
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  '-R 3'
_symmetry_space_group_name_H-M   'R -3 :H'
_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                120.00
_cell_formula_units_Z            18
_cell_length_a                   22.3211(8)
_cell_length_b                   22.3211(8)
_cell_length_c                   17.2220(9)
_cell_measurement_reflns_used    3780
_cell_measurement_temperature    120.0(2)
_cell_measurement_theta_max      27.47
_cell_measurement_theta_min      3.03
_cell_volume                     7431.0(5)
_computing_cell_refinement       'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_data_collection       'KappaCCD Server Software (Nonius, 1997)'
_computing_data_reduction        DENZO-SMN
_computing_molecular_graphics
'ORTEPII (Johnson, 1976) and PLATON (Spek, 2002)'
_computing_publication_material
'SHELXL97 and WordPerfect macro PRPKAPPA (Ferguson, 1999)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      120.0(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       '\f scans and \w scans with \k offsets'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed X-ray tube'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1047
_diffrn_reflns_av_sigmaI/netI    0.0578
_diffrn_reflns_limit_h_max       28
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       28
_diffrn_reflns_limit_k_min       -28
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            28120
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         3.03
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.085
_exptl_absorpt_correction_T_max  0.9949
_exptl_absorpt_correction_T_min  0.9784
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(DENZO-SMN; Otwinowski & Minor, 1997)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.268
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             2952
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.268
_refine_diff_density_min         -0.289
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     218
_refine_ls_number_reflns         3780
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.041
_refine_ls_R_factor_all          0.0905
_refine_ls_R_factor_gt           0.0569
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+(0.0894P)^2^+1.7404P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1463
_refine_ls_wR_factor_ref         0.1624
_reflns_number_gt                2552
_reflns_number_total             3780
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            om6186.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:

'_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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      'R -3'
_cod_database_code               2202874
_cod_database_fobs_code          2202874