6-Phenyl-5,6-dihydrobenzoimidazo[1,2-<i>c</i>]quinazoline
Mahendra, M; Gayathri, V.; Jayalakshmi, K.; Rangappa, K. S.; Sridhar, M. A.; Shashidhara Prasad, J.; Acta Crystallographica Section E 61 (2005) o3249–o3251; doi:10.1107/S1600536805028655

data_2206986
_publ_section_title
;
 6-Phenyl-5,6-dihydrobenzoimidazo[1,2-<i>c</i>]quinazoline
;
_journal_coeditor_code           IS6119
_journal_issue                   10
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o3249
_journal_page_last               o3251
_journal_paper_doi               10.1107/S1600536805028655
_journal_volume                  61
_journal_year                    2005
_chemical_formula_iupac          'C20 H15 N3'
_chemical_formula_moiety         'C20 H15 N3'
_chemical_formula_sum            'C20 H15 N3'
_chemical_formula_weight         297.35
_chemical_name_systematic
;
6-Phenyl-5,6-dihydrobenzoimidazo[1,2-c]quinazoline
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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
_cell_angle_beta                 114.086(4)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.5690(8)
_cell_length_b                   9.9150(7)
_cell_length_c                   14.3370(10)
_cell_measurement_reflns_used    4596
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      25.03
_cell_measurement_theta_min      2.58
_cell_volume                     1501.36(19)
_computing_cell_refinement       'SCALEPACK (Otwinowski & Minor, 1997)'
_computing_data_collection       'XPRESS (MacScience, 2002)'
_computing_data_reduction
'DENZO (Otwinowski & Minor, 1997) and SCALEPACK'
_computing_molecular_graphics
'PLATON (Spek, 2003) and ORTEPII (Johnson, 1976)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      295(2)
_diffrn_detector_area_resol_mean 10.0
_diffrn_measured_fraction_theta_full 0.925
_diffrn_measured_fraction_theta_max 0.925
_diffrn_measurement_device_type  'MacScience DIPLabo 32001'
_diffrn_measurement_method       '\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  0.0254
_diffrn_reflns_av_sigmaI/netI    0.0275
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            4596
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         2.58
_exptl_absorpt_coefficient_mu    0.079
_exptl_absorpt_correction_type   none
_exptl_absorpt_process_details   none
_exptl_crystal_colour            white
_exptl_crystal_density_diffrn    1.316
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             624
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.307
_refine_diff_density_min         -0.393
_refine_ls_extinction_coef       0.172(16)
_refine_ls_extinction_method     shelxl97
_refine_ls_goodness_of_fit_ref   1.182
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     209
_refine_ls_number_reflns         2441
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.176
_refine_ls_R_factor_all          0.0573
_refine_ls_R_factor_gt           0.0465
_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^)+(0.0844P)^2^+0.1702P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1224
_refine_ls_wR_factor_ref         0.1437
_reflns_number_gt                2133
_reflns_number_total             2441
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            is6119.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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 'Monoclinic' changed to 'monoclinic'
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      'P 21/c'
_cod_database_code               2206986
_cod_database_fobs_code          2206986