data_2000794 _journal_name_full 'Acta Cryst.' _journal_year 1992 _journal_volume C48 _journal_page_first 1341 _journal_page_last 1343 loop_ _publ_author_name 'Frydenvang, K.' 'Jensen, B.' _chemical_formula_sum 'C12 H16 O5 S1' _chemical_formula_weight 272.3 _symmetry_cell_setting orthorhombic _symmetry_space_group_name_H-M 'P b c a' _symmetry_space_group_name_Hall '-P 2ac 2ab' _cell_length_a 20.301(5) _cell_length_b 8.952(2) _cell_length_c 14.707(6) _cell_angle_alpha 90. _cell_angle_beta 90. _cell_angle_gamma 90. _cell_volume 2673(2) _cell_formula_units_Z 8 _exptl_crystal_density_diffrn 1.353 _exptl_crystal_density_meas ? _exptl_crystal_F_000 1152 _exptl_absorpt_coefficient_mu 0.240 _diffrn_radiation_type Mo _diffrn_radiation_wavelength 0.71073 loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z O1 .3747(2) .2539(5) .3952(4) C2 .3497(3) .1140(8) .4174(5) O3 .2939(2) .0923(5) .3615(4) C4 .2638(3) .2374(7) .3536(5) C5 .3183(4) .3459(8) .3802(5) C6 .3994(4) -.0070(7) .3993(6) C7 .2431(3) .2596(8) .2562(5) O8 .1920(2) .1486(5) .2384(3) S9 .16420(10) .1352(2) .13890(10) O10 .2172(2) .1434(5) .0760(3) O11 .1228(3) .0058(5) .1420(4) C21 .1155(3) .2952(7) .1275(4) C22 .0492(4) .2900(9) .1525(6) C23 .0137(4) .4218(8) .1450(5) C24 .0401(4) .5542(9) .1169(5) C25 .1061(4) .5545(8) .0935(5) C26 .1433(3) .4269(7) .0977(5) C27 -.0015(4) .6940(10) .1083(6) H21 .339 .110 .481 H41 .225 .252 .388 H51 .326 .416 .333 H52 .306 .397 .434 H61 .382 -.102 .415 H62 .410 -.007 .336 H63 .438 .010 .433 H71 .281 .241 .216 H72 .228 .357 .246 H22 .029 .200 .174 H23 -.032 .420 .161 H25 .126 .645 .075 H26 .188 .429 .080 H271 -.045 .673 .126 H272 .017 .770 .144 H273 -.001 .724 .046