(2<i>Z</i>)-2-(4-Chlorobenzylidene)-4-[2-(2-oxooxazoliden-3-yl)ethyl]-3,4-dihydro-2<i>H</i>-1,4-benzothiazin-3-one
Ellouz, Mohamed; Sebbar, Nada Kheira; Boulhaoua, Mohammed; Essassi, El Mokhtar; Mague, Joel T.; IUCrData 2 (2017) x170646–; doi:10.1107/S2414314617006460

data_1546642
_publ_section_title
;
 (2<i>Z</i>)-2-(4-Chlorobenzylidene)-4-[2-(2-oxooxazoliden-3-yl)ethyl]-3,4-dihydro-2<i>H</i>-1,4-benzothiazin-3-one
;
_journal_coeditor_code           WM4044
_journal_issue                   5
_journal_name_full               IUCrData
_journal_page_first              x170646
_journal_paper_doi               10.1107/S2414314617006460
_journal_volume                  2
_journal_year                    2017
_chemical_formula_iupac          'C20 H17 Cl N2 O3 S'
_chemical_formula_moiety         'C20 H17 Cl N2 O3 S'
_chemical_formula_sum            'C20 H17 Cl N2 O3 S'
_chemical_formula_weight         400.86
_chemical_name_systematic
(2<i>Z</i>)-2-(4-Chlorobenzylidene)-4-[2-(2-oxooxazoliden-3-yl)ethyl]-3,4-dihydro-2<i>H</i>-1,4-benzothiazin-3-one
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                90
_cell_angle_beta                 98.8450(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   6.2315(3)
_cell_length_b                   15.5466(8)
_cell_length_c                   18.9162(10)
_cell_measurement_reflns_used    9941
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      28.5383
_cell_measurement_theta_min      2.1792
_cell_volume                     1810.78(16)
_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>SHELXL2014/7</i> (Sheldrick, 2015<i>b</i>)
;
_computing_structure_solution
;
<i>SHELXT</i> (Sheldrick, 2015<i>a</i>)
;
_diffrn_ambient_temperature      296(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker SMART APEX CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0322
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            33990
_diffrn_reflns_theta_full        28.800
_diffrn_reflns_theta_max         28.809
_diffrn_reflns_theta_min         1.704
_exptl_absorpt_coefficient_mu    0.351
_exptl_absorpt_correction_T_max  0.95
_exptl_absorpt_correction_T_min  0.86
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
(<i>SADABS</i>; Bruker, 2016)
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.470
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             832
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.33
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.334
_refine_diff_density_min         -0.284
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.087
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     244
_refine_ls_number_reflns         4719
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.087
_refine_ls_R_factor_all          0.0504
_refine_ls_R_factor_gt           0.0408
_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^)+(0.0716P)^2^+0.1928P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1175
_refine_ls_wR_factor_ref         0.1229
_reflns_number_gt                3743
_reflns_number_total             4719
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            wm4044sup1.cif
_cod_data_source_block           I
_cod_database_code               1546642
_cod_database_fobs_code          1546642
_shelx_estimated_absorpt_t_min   0.858
_shelx_estimated_absorpt_t_max   0.946
_shelx_hkl_checksum              21651
_shelx_res_checksum              67686