A concise, efficient and versatile synthesis of amino-substituted benzo[<i>b</i>]pyrimido[5,4-<i>f</i>]azepines: synthesis and spectroscopic characterization, together with the molecular and supramolecular structures of three products and one intermediate
Acosta Quintero, Lina M.; Burgos, Isidro; Palma, Alirio; Cobo, Justo; Glidewell, Christopher; Acta Crystallographica Section C 74 (2018) –; doi:10.1107/S2053229618002176

data_2021025
_publ_section_title
;
 A concise, efficient and versatile synthesis of amino-substituted
 benzo[<i>b</i>]pyrimido[5,4-<i>f</i>]azepines: synthesis and
 spectroscopic characterization, together with the molecular and
 supramolecular structures of three products and one intermediate
;
_journal_coeditor_code           SK3682
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first
;
;
_journal_paper_doi               10.1107/S2053229618002176
_journal_volume                  74
_journal_year                    2018
_chemical_formula_iupac          'C21 H19 N5, 0.374H2 O'
_chemical_formula_moiety         'C21 H19 N5, 0.374(H2 O)'
_chemical_formula_sum            'C21 H19.748 N5 O0.374'
_chemical_formula_weight         348.15
_chemical_name_systematic
'4-(1<i>H</i>-Benzo[<i>d</i>]imidazol-1-yl)-6,11-dimethyl-6,11-dihydro-5<i>H</i>-benzo[<i>b</i>]pyrimido[5,4-<i>f</i>]azepine 0.374-hydrate'
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2014
_cell_angle_alpha                90
_cell_angle_beta                 103.651(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.1086(5)
_cell_length_b                   8.7806(3)
_cell_length_c                   17.7753(9)
_cell_measurement_reflns_used    3871
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.515
_cell_measurement_theta_min      2.358
_cell_volume                     1684.83(13)
_computing_cell_refinement
;
APEX2 (Bruker 2014)
;
_computing_data_collection
;
APEX2 (Bruker 2014)
;
_computing_data_reduction
;
SAINT (Bruker, 2013)
;
_computing_molecular_graphics
;
PLATON (Spek, 2009)
;
_computing_publication_material
;
SHELXL2014 (Sheldrick, 2015) and PLATON (Spek, 2009)
;
_computing_structure_refinement
;
SHELXL2014 (Sheldrick, 2015)
;
_computing_structure_solution
;
SIR92 (Altomare <i>et al.</i>,  1994)
;
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker D8 Venture'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  'multilayer mirror'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0505
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            12545
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.515
_diffrn_reflns_theta_min         2.358
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.086
_exptl_absorpt_correction_T_max  0.993
_exptl_absorpt_correction_T_min  0.832
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
(SADABS2015; Bruker, 2015)
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.373
_exptl_crystal_description       block
_exptl_crystal_F_000             735
_exptl_crystal_size_max          0.130
_exptl_crystal_size_mid          0.100
_exptl_crystal_size_min          0.080
_refine_diff_density_max         0.206
_refine_diff_density_min         -0.257
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.045
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     247
_refine_ls_number_reflns         3868
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.045
_refine_ls_R_factor_all          0.0866
_refine_ls_R_factor_gt           0.0498
_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^)+(0.0480P)^2^+0.4718P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1024
_refine_ls_wR_factor_ref         0.1171
_reflns_number_gt                2711
_reflns_number_total             3868
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            sk3682sup1.cif
_cod_data_source_block           VIIIa
_cod_database_code               2021025
_cod_database_fobs_code          2021025
_shelx_estimated_absorpt_t_min   0.989
_shelx_estimated_absorpt_t_max   0.993
_shelx_hkl_checksum              84197
_shelx_res_checksum              80474
_shelxl_version_number           2.014