(3<i>R</i>,4<i>Z</i>)-1,3-Diethyl-4-(2-oxopropylidene)-2,3,4,5-tetrahydro-1<i>H</i>-1,5-benzodiazepin-2-one
El Foujji, Laila; Sebhaoui, Jihad; El Bakri, Youness; El Ghayati, L'houssaine; Essassi, El Mokhtar; Mague, Joel T.; IUCrData 3 (2018) x180515–; doi:10.1107/S2414314618005151

data_1549346
_publ_section_title
;
 (3<i>R</i>,4<i>Z</i>)-1,3-Diethyl-4-(2-oxopropylidene)-2,3,4,5-tetrahydro-1<i>H</i>-1,5-benzodiazepin-2-one
;
_journal_coeditor_code           HB4224
_journal_issue                   4
_journal_name_full               IUCrData
_journal_page_first              x180515
_journal_paper_doi               10.1107/S2414314618005151
_journal_volume                  3
_journal_year                    2018
_chemical_formula_iupac          'C16 H20 N2 O2'
_chemical_formula_moiety         'C16 H20 N2 O2'
_chemical_formula_sum            'C16 H20 N2 O2'
_chemical_formula_weight         272.34
_chemical_name_systematic
(3<i>R</i>,4<i>Z</i>)-1,3-Diethyl-4-(2-oxopropylidene)-2,3,4,5-tetrahydro-1<i>H</i>-1,5-benzodiazepin-2-one
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2018/1
_cell_angle_alpha                98.4810(10)
_cell_angle_beta                 96.4120(10)
_cell_angle_gamma                106.7720(10)
_cell_formula_units_Z            2
_cell_length_a                   8.8546(2)
_cell_length_b                   8.9841(2)
_cell_length_c                   9.5523(2)
_cell_measurement_reflns_used    4659
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      72.3567
_cell_measurement_theta_min      5.2364
_cell_volume                     710.00(3)
_computing_cell_refinement
;
<i>SAINT</i> (Bruker, 2016)
;
_computing_data_collection
;
<i>APEX3</i> (Bruker, 2016)
;
_computing_data_reduction
;
<i>SAINT</i>  (Bruker, 2016)
;
_computing_molecular_graphics
;
<i>DIAMOND</i> (Brandenburg & Putz, 2012)
;
_computing_publication_material
;
<i>SHELXTL</i> (Sheldrick, 2008)
;
_computing_structure_refinement
;
<i>SHELXL2018</i> (Sheldrick, 2015<i>b</i>)
;
_computing_structure_solution
;
<i>SHELXT</i> (Sheldrick, 2015<i>a</i>)
;
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 10.4167
_diffrn_measured_fraction_theta_full 0.956
_diffrn_measured_fraction_theta_max 0.933
_diffrn_measurement_device_type  'Bruker D8 VENTURE PHOTON 100 CMOS'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0231
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            5416
_diffrn_reflns_theta_full        68.000
_diffrn_reflns_theta_max         72.350
_diffrn_reflns_theta_min         5.236
_exptl_absorpt_coefficient_mu    0.678
_exptl_absorpt_correction_T_max  0.96
_exptl_absorpt_correction_T_min  0.88
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
(<i>SADABS</i>; Krause <i>et al.</i>, 2015)
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.274
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             292
_exptl_crystal_size_max          0.307
_exptl_crystal_size_mid          0.148
_exptl_crystal_size_min          0.066
_refine_diff_density_max         0.209
_refine_diff_density_min         -0.216
_refine_ls_extinction_coef       0.0107(11)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method
;
<i>SHELXL2018</i> (Sheldrick, 2015<i>b</i>)
;
_refine_ls_goodness_of_fit_ref   1.045
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     262
_refine_ls_number_reflns         2616
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.045
_refine_ls_R_factor_all          0.0404
_refine_ls_R_factor_gt           0.0369
_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^)+(0.0377P)^2^+0.2722P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0888
_refine_ls_wR_factor_ref         0.0914
_reflns_number_gt                2387
_reflns_number_total             2616
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            hb4224sup1.cif
_cod_data_source_block           I
_cod_database_code               1549346
_cod_database_fobs_code          1549346
_shelx_estimated_absorpt_t_min   0.819
_shelx_estimated_absorpt_t_max   0.957
_shelx_hkl_checksum              62777
_shelx_res_checksum              49234