Isopropyl 3-oxo-2,3-dihydro-1,2-benzothiazole-2-carboxylate
Wang, Xiang-hui; Lin, Qiang; Yang, Jian-xin; Acta Crystallographica Section E 67 (2011) o2477–; doi:10.1107/S1600536811034209

data_2231623
_publ_section_title
;
 Isopropyl 3-oxo-2,3-dihydro-1,2-benzothiazole-2-carboxylate
;
_journal_coeditor_code           LX2199
_journal_issue                   9
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2477
_journal_paper_doi               10.1107/S1600536811034209
_journal_volume                  67
_journal_year                    2011
_chemical_formula_iupac          'C11 H11 N O3 S'
_chemical_formula_moiety         'C11 H11 N O3 S'
_chemical_formula_sum            'C11 H11 N O3 S'
_chemical_formula_weight         237.27
_chemical_name_systematic
;
Isopropyl 3-oxo-2,3-dihydro-1,2-benzothiazole-2-carboxylate
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   4.6218(19)
_cell_length_b                   11.621(5)
_cell_length_c                   20.510(9)
_cell_measurement_reflns_used    3268
_cell_measurement_temperature    153(2)
_cell_measurement_theta_max      29.122
_cell_measurement_theta_min      2.649
_cell_volume                     1101.6(8)
_computing_cell_refinement       'CrystalClear (Rigaku, 2008)'
_computing_data_collection       'CrystalClear (Rigaku, 2008)'
_computing_data_reduction        'CrystalClear (Rigaku, 2008)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material
'SHELXTL (Sheldrick, 2008) and publCIF (Westrip, 2010)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      153(2)
_diffrn_detector_area_resol_mean 28.5714
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  AFC10/Saturn724+
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Rotating Anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0445
_diffrn_reflns_av_sigmaI/netI    0.0572
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            9436
_diffrn_reflns_theta_full        29.08
_diffrn_reflns_theta_max         29.08
_diffrn_reflns_theta_min         3.46
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.284
_exptl_absorpt_correction_T_max  0.9804
_exptl_absorpt_correction_T_min  0.8298
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(ABSCOR; Higashi, 1995)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.431
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             496
_exptl_crystal_size_max          0.68
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.259
_refine_diff_density_min         -0.217
_refine_ls_abs_structure_details 'Flack, (1983), 1150 Friedel pairs'
_refine_ls_abs_structure_Flack   -0.02(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.001
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     147
_refine_ls_number_reflns         2897
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.001
_refine_ls_R_factor_all          0.0560
_refine_ls_R_factor_gt           0.0390
_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^)+(0.0289P)^2^+0.1160P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0715
_refine_ls_wR_factor_ref         0.0779
_reflns_number_gt                2245
_reflns_number_total             2897
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            lx2199.cif
_cod_data_source_block           I
_cod_database_code               2231623
_cod_database_fobs_code          2231623