#------------------------------------------------------------------------------ #$Date: 2011-01-02 22:00:31 +0200 (Sun, 02 Jan 2011) $ #$Revision: 5310 $ #$URL: file:///home/coder/svn-repositories/cod/cif/2/2100228.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/ # # All data on this site have been placed in the public domain by the # contributors. # data_2100228 _journal_name_full 'Acta Crystallographica, Section B' _journal_page_first 46 _journal_page_last 57 _journal_volume 61 _journal_year 2005 _chemical_formula_moiety C6H6O2.C4H4N2 _chemical_formula_sum 'C10 H10 N2 O2' _chemical_formula_weight 190.20 _chemical_name_common Quinol:pyrazine _space_group_IT_number 14 _symmetry_cell_setting monoclinic _symmetry_space_group_name_Hall '-P 2ybc' _symmetry_space_group_name_H-M 'P 1 21/c 1' _cell_angle_alpha 90.00 _cell_angle_beta 90.091(6) _cell_angle_gamma 90.00 _cell_formula_units_Z 2 _cell_length_a 8.901(3) _cell_length_b 7.666(2) _cell_length_c 6.984(2) _cell_measurement_temperature 150(2) _cell_volume 476.6(3) _diffrn_ambient_temperature 150(2) _exptl_crystal_density_diffrn 1.325 _[local]_cod_cif_authors_sg_H-M 'P 21/c' _cod_depositor_comments ; The following automatic conversions were performed: '_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic' according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29. Automatic conversion script Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius ; _cod_database_code 2100228 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x, y+1/2, -z+1/2' '-x, -y, -z' 'x, -y-1/2, z-1/2' 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_calc_flag _atom_site_refinement_flags _atom_site_occupancy _atom_site_disorder_assembly _atom_site_disorder_group _atom_site_type_symbol O1A 0.71445(11) 0.46037(14) 0.14967(15) 0.0260(3) Uani d . 1 . . O C1A 0.85553(15) 0.47662(18) 0.0737(2) 0.0199(3) Uani d . 1 . . C C2A 0.94287(15) 0.61663(18) 0.1331(2) 0.0216(3) Uani d . 1 . . C H2A 0.9043 0.6967 0.2245 0.026 Uiso calc R 1 . . H C3A 1.08664(15) 0.64018(18) 0.05933(19) 0.0219(3) Uani d . 1 . . C H3A 1.1456 0.7366 0.1002 0.026 Uiso calc R 1 . . H N1S 0.57307(13) 0.15072(16) 0.05990(17) 0.0258(3) Uani d . 1 . . N C2S 0.62719(17) -0.0078(2) 0.0975(2) 0.0279(4) Uani d . 1 . . C H2S 0.7185 -0.0180 0.1671 0.033 Uiso calc R 1 . . H C3S 0.55474(16) -0.15751(19) 0.0385(2) 0.0259(4) Uani d . 1 . . C H3S 0.5971 -0.2679 0.0688 0.031 Uiso calc R 1 . . H H1A 0.670(2) 0.358(3) 0.117(3) 0.049(6) Uiso d . 1 . . H loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_23 O1A 0.0221(5) 0.0202(6) 0.0358(6) -0.0040(4) 0.0053(4) -0.0034(4) C1A 0.0204(7) 0.0179(7) 0.0215(6) 0.0003(5) -0.0016(5) 0.0031(5) C2A 0.0255(7) 0.0168(7) 0.0224(7) 0.0007(5) 0.0000(5) -0.0036(5) C3A 0.0236(7) 0.0163(7) 0.0256(7) -0.0037(5) -0.0035(5) -0.0016(5) N1S 0.0261(7) 0.0216(7) 0.0297(7) -0.0054(5) 0.0046(5) -0.0035(5) C2S 0.0245(7) 0.0293(9) 0.0297(8) -0.0009(6) -0.0023(6) -0.0013(6) C3S 0.0270(8) 0.0217(8) 0.0292(8) 0.0012(6) 0.0054(6) 0.0024(6) loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_site_symmetry_2 _geom_bond_distance _geom_bond_publ_flag O1A C1A . 1.3696(17) ? O1A H1A . 0.91(2) ? C1A C2A . 1.3882(19) ? C1A C3A 3_765 1.390(2) ? C2A C3A . 1.392(2) ? C2A H2A . 0.9500 ? C3A C1A 3_765 1.390(2) ? C3A H3A . 0.9500 ? N1S C3S 3_655 1.3291(19) ? N1S C2S . 1.333(2) ? C2S C3S . 1.379(2) ? C2S H2S . 0.9500 ? C3S N1S 3_655 1.3291(19) ? C3S H3S . 0.9500 ?