<i>N</i>-(2,3-Dimethylphenyl)-4-hydroxy-2-methyl-2<i>H</i>-1,2-benzothiazine-3-carboxamide 1,1-dioxide
Siddiqui, Waseeq Ahmad; Bukahari, Iftikhar Hussain; Zia-ur-Rehman, Muhammad; Khan, Islam Ullah; Tizzard, Graham John; Acta Crystallographica Section E 65 (2009) o644–o645; doi:10.1107/S1600536809006837

data_2221020
_publ_section_title
;<i>N</i>-(2,3-Dimethylphenyl)-4-hydroxy-2-methyl-2<i>H</i>-1,2-benzothiazine-3-carboxamide
 1,1-dioxide
;
_journal_coeditor_code           BT2887
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o644
_journal_page_last               o645
_journal_paper_doi               10.1107/S1600536809006837
_journal_volume                  65
_journal_year                    2009
_chemical_formula_iupac          'C18 H18 N2 O4 S'
_chemical_formula_moiety         'C18 H18 N2 O4 S'
_chemical_formula_sum            'C18 H18 N2 O4 S'
_chemical_formula_weight         358.40
_chemical_name_systematic
;
<i>N</i>-(2,3-Dimethylphenyl)-4-hydroxy-2-methyl-2<i>H</i>-1,2-benzothiazine-
3-carboxamide 1,1-dioxide
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_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-97
_cell_angle_alpha                90.00
_cell_angle_beta                 104.8320(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.2461(3)
_cell_length_b                   8.5421(2)
_cell_length_c                   19.8944(5)
_cell_measurement_reflns_used    10340
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      27.485
_cell_measurement_theta_min      2.910
_cell_volume                     1683.21(8)
_computing_cell_refinement
'DENZO (Otwinowski & Minor, 1997) and COLLECT (Hooft, 1998)'
_computing_data_collection       'COLLECT (Hooft, 1998)'
_computing_data_reduction
'DENZO (Otwinowski & Minor, 1997) and COLLECT (Hooft, 1998)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008) and local programs'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      120(2)
_diffrn_detector_area_resol_mean 9.091
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker--Nonius CCD camera on \k-goniostat'
_diffrn_measurement_method       '\f and \w scans to fill the asymmetric unit'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Bruker Nonius FR591 Rotating Anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0551
_diffrn_reflns_av_sigmaI/netI    0.0494
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            18371
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.15
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.218
_exptl_absorpt_correction_T_max  0.978
_exptl_absorpt_correction_T_min  0.855
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 2007)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.414
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       ' block'
_exptl_crystal_F_000             752
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.270
_refine_diff_density_min         -0.571
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.056
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     234
_refine_ls_number_reflns         3828
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0633
_refine_ls_R_factor_gt           0.0451
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0495P)^2^+0.8901P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1040
_refine_ls_wR_factor_ref         0.1135
_reflns_number_gt                3000
_reflns_number_total             3828
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            bt2887.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        1683.20(8)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               2221020
_cod_database_fobs_code          2221020