data_2100242 _journal_name_full 'Acta Crystallographica, Section B' _journal_year 2005 _journal_volume 61 _journal_page_first 58 _journal_page_last 68 _chemical_formula_moiety 'C3 H7 N1 O3' _chemical_formula_sum 'C3 H7 N1 O3' _chemical_formula_weight 105.09 _symmetry_cell_setting 'Orthorhombic' _symmetry_space_group_name_H-M 'P 21 21 21' _symmetry_space_group_name_Hall 'P 2ac 2ab' loop_ _symmetry_equiv_pos_as_xyz 'x,y,z' 'x+1/2,-y+1/2,-z' '-x,y+1/2,-z+1/2' '-x+1/2,-y,z+1/2' _cell_length_a 6.9083(10) _cell_length_b 9.644(3) _cell_length_c 5.6166(8) _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 374.19(14) _cell_formula_units_Z 4 _cell_measurement_temperature 293 _exptl_crystal_density_diffrn 1.865 _diffrn_ambient_temperature 293 loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv _atom_site_adp_type _atom_site_occupancy _atom_site_disorder_assembly _atom_site_disorder_group _atom_site_type_symbol C1 0.1434(14) 0.2142(12) -0.0410(11) 0.023(3) Uiso 1.0000 . . C C2 0.0920(11) 0.2511(13) 0.2148(13) 0.019(3) Uiso 1.0000 . . C C3 0.1205(10) 0.4038(14) 0.2677(17) 0.021(3) Uiso 1.0000 . . C N1 0.2191(11) 0.1688(18) 0.3767(13) 0.024(3) Uiso 1.0000 . . N O1 0.2179(10) 0.0996(14) -0.0761(11) 0.030(3) Uiso 1.0000 . . O O2 0.1037(9) 0.3009(14) -0.2006(13) 0.027(2) Uiso 1.0000 . . O O3 0.3257(8) 0.4328(18) 0.2748(14) 0.034(3) Uiso 1.0000 . . O H1 -0.0463 0.2258 0.2453 0.0235 Uiso 1.0000 . . H H2 0.0609 0.4269 0.4249 0.0251 Uiso 1.0000 . . H H3 0.0582 0.4606 0.1400 0.0251 Uiso 1.0000 . . H H4 0.3436 0.1925 0.3505 0.0299 Uiso 1.0000 . . H H5 0.1876 0.1867 0.5282 0.0299 Uiso 1.0000 . . H H6 0.2034 0.0780 0.3458 0.0299 Uiso 1.0000 . . H H7 0.3367(19) 0.519(5) 0.33(2) 0.0414 Uiso 1.0000 . . H loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_site_symmetry_1 _geom_bond_site_symmetry_2 _geom_bond_distance _geom_bond_publ_flag C1 C2 . . 1.522(7) yes C1 O1 . . 1.234(9) yes C1 O2 . . 1.256(9) yes C2 C3 . . 1.514(9) yes C2 N1 . . 1.492(8) yes C2 H1 . . 1.001 no C3 O3 . . 1.446(8) yes C3 H2 . . 0.999 no C3 H3 . . 1.000 no N1 H4 . . 0.902 no N1 H5 . . 0.895 no N1 H6 . . 0.900 no O3 H7 . . 0.881(6) no