data_2002094 _journal_name_full 'Acta Crystallographica, Section C' _journal_year 1993 _journal_volume C49 _journal_page_first 151 _journal_page_last 154 loop_ _publ_author_name 'Rizvi, S.K.' 'Hossain, M.B.' 'Helm, D.van der.' _chemical_formula_moiety ? _chemical_formula_sum 'C11 H10 N2 O3 S1' _chemical_formula_weight 250.3 _symmetry_cell_setting triclinic _symmetry_space_group_name_H-M 'P -1' _symmetry_space_group_name_Hall '-P 1' _cell_length_a 8.812(2) _cell_length_b 8.500(3) _cell_length_c 8.377(3) _cell_angle_alpha 85.61(3) _cell_angle_beta 111.15(3) _cell_angle_gamma 114.28(3) _cell_volume 531.5 _cell_formula_units_Z 2 _cell_measurement_reflns_used 48 _cell_measurement_theta_min 11 _cell_measurement_theta_max 19 _cell_measurement_temperature 163 _exptl_crystal_description 'Needle' _exptl_crystal_colour 'Pink' _exptl_crystal_size_max 0.35 _exptl_crystal_size_mid 0.05 _exptl_crystal_size_min 0.05 _exptl_crystal_size_rad ? _exptl_crystal_density_diffrn 1.563 _exptl_crystal_density_meas ? _exptl_absorpt_coefficient_mu 0.30 _exptl_absorpt_correction_T_min ? _exptl_absorpt_correction_T_max ? _diffrn_radiation_type 'MoK\a' _diffrn_radiation_wavelength 0.71073 _diffrn_measurement_device 'CAD-4' _diffrn_measurement_method '\w-2\q' _diffrn_reflns_number 2188 _diffrn_reflns_av_R_equivalents '?' _diffrn_reflns_theta_max 26.5 _diffrn_reflns_limit_h_min 0 _diffrn_reflns_limit_h_max 11 _diffrn_reflns_limit_k_min -10 _diffrn_reflns_limit_k_max 10 _diffrn_reflns_limit_l_min -10 _diffrn_reflns_limit_l_max 10 _diffrn_standards_number 3 _diffrn_standards_interval_count ? _diffrn_standards_interval_time 120 _diffrn_standards_decay_% 2.9 _reflns_number_total 2188 _reflns_number_observed 1751 _reflns_observed_criterion I>=2\s(I) _refine_ls_structure_factor_coef F _refine_ls_R_factor_obs 0.041 _refine_ls_wR_factor_obs 0.040 _refine_ls_goodness_of_fit_obs 1.92 _refine_ls_number_reflns 1751 _refine_ls_number_parameters 194 _refine_ls_hydrogen_treatment 'refall' _refine_ls_weighting_scheme '1/\s^2^(I)' _refine_ls_shift/esd_max 0.01 _refine_diff_density_max 0.26 _refine_diff_density_min 0.43 _refine_ls_extinction_method ? _refine_ls_extinction_coef ? _atom_type_scat_source 'SHELX76 (Sheldrick, 1976)' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv S(14) .42819(9) .62148(8) .77660(8) .0221(3) O(12) .8561(2) .9534(2) .1098(2) .0301(8) O(13) .4515(2) .7635(2) .4459(2) .0274(8) O(17) .9989(2) .5869(2) .7941(2) .0256(7) N(2) .9852(2) .8171(2) .3280(2) .0185(8) N(16) .7520(3) .5331(3) .9278(3) .0249(9) C(1) .9916(3) .7411(3) .4766(3) .0188(9) C(3) .8489(3) .8742(3) .2375(3) .0200(10) C(4) .7126(3) .8327(3) .3089(3) .0210(10) C(5) .5783(3) .7269(3) .5296(3) .0190(10) C(6) .5963(3) .6569(3) .6938(3) .0180(9) C(7) .7344(3) .6066(3) .7798(3) .0191(9) C(8) .8791(3) .6324(3) .7109(3) .0184(9) C(9) .8681(3) .7121(3) .5494(3) .0170(9) C(10) .7216(3) .7594(3) .4596(3) .0177(9) C(11) 1.1241(4) .8518(4) .2559(4) .0250(10) C(15) .4535(4) .8402(3) .8109(4) .0240(10) H1 1.089(3) .708(3) .529(3) ? H4 .614(3) .864(3) .250(3) ? H111 1.165(5) .968(5) .225(5) ? H112 1.074(5) .796(5) .148(5) ? H113 1.215(6) .826(5) .328(5) ? H151 .361(4) .827(3) .853(3) ? H152 .572(4) .912(4) .904(4) ? H153 .440(3) .894(3) .703(3) ? H161 .678(4) .518(3) .986(4) ? H162 .843(4) .503(4) .981(4) ?