data_global _amcsd_formula_title 'FSO2(OH)' loop_ _publ_author_name 'Bartmann K' 'Mootz D' _journal_name_full 'Acta Crystallographica, Section C' _journal_volume 46 _journal_year 1990 _journal_page_first 319 _journal_page_last 320 _publ_section_title ; Structures of two strong Bronsted acids: (I) fluorosulfuric acid and (II) trifluoromethanesulfonic acid Sample: T = 123 K ; _database_code_amcsd 0010101 _chemical_formula_sum 'S F O3 H' _cell_length_a 4.868 _cell_length_b 6.736 _cell_length_c 9.359 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 306.890 _exptl_crystal_density_diffrn 2.166 _symmetry_space_group_name_H-M 'P 21 21 21' loop_ _space_group_symop_operation_xyz 'x,y,z' '-x,1/2+y,1/2-z' '1/2+x,1/2-y,-z' '1/2-x,-y,1/2+z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv S -0.16332 0.52793 0.91081 0.01270 F 0.14520 0.50130 0.87970 0.02470 O1 -0.28630 0.38300 0.80440 0.01920 O2 -0.20800 0.44840 0.04940 0.02250 O3 -0.22700 0.72790 0.87980 0.02100 H -0.29900 0.42100 0.74400 0.05900