Synthesis of 4(3H)quinazolinimines by reaction of (E)-N-(aryl)-acetimidoyl or -benzimidoyl chloride with amines.
Quintero, Celso; Valderrama, Mauricio; Becerra, Alexandra; Daniliuc, Constantin G.; Rojas, Rene S.; Organic & biomolecular chemistry 13 (2015) 6183–6193; doi:10.1039/c5ob00444f

data_7154465
_publ_section_title
;
 Synthesis of 4(3H)quinazolinimines by reaction of
 (E)-N-(aryl)-acetimidoyl or -benzimidoyl chloride with amines.
;
_journal_issue                   22
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              6183
_journal_page_last               6193
_journal_paper_doi               10.1039/c5ob00444f
_journal_volume                  13
_journal_year                    2015
_chemical_formula_sum            'C21 H25 N3'
_chemical_formula_weight         319.44
_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   'at N1 from difmap, others geom'
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2014-06-13 deposited with the CCDC.
2015-04-23 downloaded from the CCDC.
;
_cell_angle_alpha                79.096(4)
_cell_angle_beta                 89.444(2)
_cell_angle_gamma                77.230(5)
_cell_formula_units_Z            4
_cell_length_a                   11.8867(3)
_cell_length_b                   12.5284(6)
_cell_length_c                   13.0514(4)
_cell_measurement_reflns_used    5664
_cell_measurement_temperature    223(2)
_cell_measurement_theta_max      68.25
_cell_measurement_theta_min      0.88
_cell_volume                     1860.29(12)
_computing_cell_refinement       'Collect (Nonius B.V., 1998)'
_computing_data_collection       'Collect (Nonius B.V., 1998)'
_computing_data_reduction        'Denzo-SMN (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'XP (BrukerAXS, 2000)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      223(2)
_diffrn_measured_fraction_theta_full 0.955
_diffrn_measured_fraction_theta_max 0.955
_diffrn_measurement_device_type  'Nonius KappaCCD APEXII'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.037
_diffrn_reflns_av_sigmaI/netI    0.0237
_diffrn_reflns_limit_h_max       0
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            21856
_diffrn_reflns_theta_full        67.02
_diffrn_reflns_theta_max         67.02
_diffrn_reflns_theta_min         3.45
_exptl_absorpt_coefficient_mu    0.521
_exptl_absorpt_correction_T_max  0.9259
_exptl_absorpt_correction_T_min  0.8266
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'Denzo (Otwinowski, Borek, Majewski & Minor, 2003)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.141
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             688
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.151
_refine_diff_density_min         -0.163
_refine_diff_density_rms         0.028
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.057
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     441
_refine_ls_number_reflns         6335
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.057
_refine_ls_R_factor_all          0.0473
_refine_ls_R_factor_gt           0.0452
_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^)+(0.0549P)^2^+0.4229P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1167
_refine_ls_wR_factor_ref         0.1186
_reflns_number_gt                5970
_reflns_number_total             6335
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5ob00444f2.cif
_cod_data_source_block           erk6444
_cod_depositor_comments
'Adding full bibliography for 7154465--7154470.cif.'
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7154465