2-Methyl-3-(2-methylphenyl)-7-nitroquinazolin-4(3<i>H</i>)-one
El-Azab, Adel S.; Abdel-Aziz, Alaa A.-M.; Ng, Seik Weng; Tiekink, Edward R. T.; Acta Crystallographica Section E 68 (2012) o863–; doi:10.1107/S1600536812007350

data_2233857
_publ_section_title
;
 2-Methyl-3-(2-methylphenyl)-7-nitroquinazolin-4(3<i>H</i>)-one
;
_journal_coeditor_code           HB6642
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o863
_journal_paper_doi               10.1107/S1600536812007350
_journal_volume                  68
_journal_year                    2012
_chemical_formula_iupac          'C16 H13 N3 O3'
_chemical_formula_moiety         'C16 H13 N3 O3'
_chemical_formula_sum            'C16 H13 N3 O3'
_chemical_formula_weight         295.29
_chemical_name_systematic
;
2-Methyl-3-(2-methylphenyl)-7-nitroquinazolin-4(3<i>H</i>)-one
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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                90.00
_cell_angle_beta                 119.072(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   14.4614(5)
_cell_length_b                   16.5383(4)
_cell_length_c                   12.9968(4)
_cell_measurement_reflns_used    3546
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      76.42
_cell_measurement_theta_min      3.89
_cell_volume                     2716.78(18)
_computing_cell_refinement       'CrysAlis PRO (Agilent, 2011)'
_computing_data_collection       'CrysAlis PRO (Agilent, 2011)'
_computing_data_reduction        'CrysAlis PRO (Agilent, 2011)'
_computing_molecular_graphics
'ORTEP-3 (Farrugia, 1997) and DIAMOND (Brandenburg, 2006)'
_computing_publication_material  'publCIF (Westrip, 2010)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 10.4041
_diffrn_measured_fraction_theta_full 0.970
_diffrn_measured_fraction_theta_max 0.970
_diffrn_measurement_device_type
'Agilent SuperNova Dual diffractometer with an Atlas detector'
_diffrn_measurement_method       '\w scan'
_diffrn_radiation_monochromator  Mirror
_diffrn_radiation_source         'SuperNova (Cu) X-ray Source'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0129
_diffrn_reflns_av_sigmaI/netI    0.0172
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            5450
_diffrn_reflns_theta_full        76.62
_diffrn_reflns_theta_max         76.62
_diffrn_reflns_theta_min         4.40
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.847
_exptl_absorpt_correction_T_max  0.9983
_exptl_absorpt_correction_T_min  0.9665
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(CrysAlis PRO; Agilent, 2011)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.444
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       cube
_exptl_crystal_F_000             1232
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.25
_refine_diff_density_max         0.244
_refine_diff_density_min         -0.240
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.016
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     201
_refine_ls_number_reflns         2783
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.016
_refine_ls_R_factor_all          0.0384
_refine_ls_R_factor_gt           0.0354
_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^)+(0.0566P)^2^+1.6285P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0964
_refine_ls_wR_factor_ref         0.0990
_reflns_number_gt                2570
_reflns_number_total             2783
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            hb6642.cif
_cod_data_source_block           I
_cod_original_cell_volume        2716.78(14)
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2233857
_cod_database_fobs_code          2233857