3-Benzoyl-4-hydroxy-2-methyl-2<i>H</i>-1,2-benzothiazine 1,1-dioxide
Ahmad, Matloob; Siddiqui, Hamid Latif; Ahmad, Saeed; Aslam, Sana; Parvez, Masood; Acta Crystallographica Section E 66 (2010) o968–; doi:10.1107/S1600536810011025

data_2225613
_publ_section_title
;
 3-Benzoyl-4-hydroxy-2-methyl-2<i>H</i>-1,2-benzothiazine 1,1-dioxide
;
_journal_coeditor_code           JH2140
_journal_issue                   4
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o968
_journal_paper_doi               10.1107/S1600536810011025
_journal_volume                  66
_journal_year                    2010
_chemical_formula_iupac          'C16 H13 N O4 S'
_chemical_formula_moiety         'C16 H13 N O4 S'
_chemical_formula_sum            'C16 H13 N O4 S'
_chemical_formula_weight         315.33
_chemical_name_systematic
;
3-Benzoyl-4-hydroxy-2-methyl-2<i>H</i>-1,2-benzothiazine 1,1-dioxide
;
_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   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                83.257(2)
_cell_angle_beta                 79.481(2)
_cell_angle_gamma                85.113(2)
_cell_formula_units_Z            2
_cell_length_a                   6.8342(3)
_cell_length_b                   9.9085(3)
_cell_length_c                   10.7234(4)
_cell_measurement_reflns_used    3532
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      30.0
_cell_measurement_theta_min      1.0
_cell_volume                     707.50(5)
_computing_cell_refinement       'DENZO (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Hooft, 1998)'
_computing_data_reduction        'SCALEPACK (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.979
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       ' \w and \f '
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.022
_diffrn_reflns_av_sigmaI/netI    0.031
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            7177
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         30.1
_diffrn_reflns_theta_min         2.1
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.247
_exptl_absorpt_correction_T_max  0.9805
_exptl_absorpt_correction_T_min  0.9710
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SORTAV; Blessing, 1997)'
_exptl_crystal_colour            pale-yellow
_exptl_crystal_density_diffrn    1.480
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             328
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.42
_refine_diff_density_min         -0.34
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.09
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     201
_refine_ls_number_reflns         4080
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.09
_refine_ls_R_factor_all          0.046
_refine_ls_R_factor_gt           0.041
_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^)+(0.0468P)^2^+0.3608P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.107
_refine_ls_wR_factor_ref         0.113
_reflns_number_gt                3665
_reflns_number_total             4080
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            jh2140.cif
_cod_data_source_block           I
_cod_database_code               2225613
_cod_database_fobs_code          2225613