#------------------------------------------------------------------------------ #$Date: 2016-02-03 02:55:07 +0200 (Wed, 03 Feb 2016) $ #$Revision: 175430 $ #$URL: file:///home/coder/svn-repositories/cod/cif/5/00/01/5000185.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_5000185 loop_ _publ_author_name 'Burns, D. M.' 'Iball, J.' _publ_section_title ; Refinement of the Structure of Chrysene ; _journal_issue 1291 _journal_name_full ; Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences ; _journal_page_first 491 _journal_page_last 514 _journal_paper_doi 10.1098/rspa.1960.0168 _journal_volume 257 _journal_year 1960 _chemical_formula_sum 'C18 H12' _space_group_IT_number 15 _symmetry_cell_setting monoclinic _symmetry_space_group_name_Hall '-I 2yc' _symmetry_space_group_name_H-M 'I 1 2/c 1' _cell_angle_alpha 90 _cell_angle_beta 116.2 _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 8.386 _cell_length_b 6.196 _cell_length_c 25.203 _cod_cif_authors_sg_H-M 'I 2/c' _cod_database_code 5000185 loop_ _symmetry_equiv_pos_site_id _symmetry_equiv_pos_as_xyz 1 x,y,z 2 1/2+x,1/2+y,1/2+z 3 -x,y,1/2-z 4 1/2-x,1/2+y,-z 5 -x,-y,-z 6 -1/2-x,-1/2-y,-1/2-z 7 x,-y,-1/2+z 8 -1/2+x,-1/2-y,z loop_ _atom_site_label _atom_site_type_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z C1 C -0.02620 0.08480 0.01260 C2 C 0.01930 0.07990 0.07580 C3 C -0.03020 0.24370 0.10410 C4 C 0.01330 0.23040 0.16360 C5 C 0.11050 0.05550 0.19690 C6 C 0.16070 -0.10640 0.17100 C7 C 0.11670 -0.09700 0.10950 C8 C 0.16870 -0.26510 0.08230 C9 C -0.12590 0.25950 -0.02340 H1 H -0.10200 0.37300 0.08100 H2 H -0.03000 0.35300 0.18100 H3 H 0.13900 0.03900 0.23700 H4 H 0.23100 -0.24300 0.19300 H5 H 0.24300 -0.39500 0.10700 H6 H -0.16300 0.37800 -0.00600 C1D C 0.02620 -0.08480 -0.01260 C9D C 0.12590 -0.25950 0.02340 C8D C -0.16870 0.26510 -0.08230 C2D C -0.01930 -0.07990 -0.07580 H6D H 0.16300 -0.37800 0.00600 C7D C -0.11670 0.09700 -0.10950 H5D H -0.24300 0.39500 -0.10700 C3D C 0.03020 -0.24370 -0.10410 C6D C -0.16070 0.10640 -0.17100 C4D C -0.01330 -0.23040 -0.16360 H1D H 0.10200 -0.37300 -0.08100 C5D C -0.11050 -0.05550 -0.19690 H4D H -0.23100 0.24300 -0.19300 H2D H 0.03000 -0.35300 -0.18100 H3D H -0.13900 -0.03900 -0.23700 loop_ _atom_type_symbol _atom_type_radius_bond C 0.68 H 0.20