#------------------------------------------------------------------------------ #$Date: 2008-01-14 00:15:36 +0200 (Mon, 14 Jan 2008) $ #$Revision: 14 $ #$URL: file:///home/coder/svn-repositories/cod/cif/5/5000251.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_5000251 _chemical_formula_sum 'C16 H20 Br2 O2' _symmetry_cell_setting orthorhombic _symmetry_space_group_name_H-M 'P 21 21 21' _symmetry_Int_Tables_number 19 loop_ _symmetry_equiv_pos_site_id _symmetry_equiv_pos_as_xyz 1 x,y,z 2 1/2+x,1/2-y,-z 3 -x,1/2+y,1/2-z 4 1/2-x,-y,1/2+z _cell_length_a 8.403(1) _cell_length_b 31.110(2) _cell_length_c 5.937(1) _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 4 loop_ _atom_type_symbol _atom_type_radius_bond C 0.68 H 0.23 Br 1.21 O 0.68 loop_ _atom_site_label _atom_site_type_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z C1 C 0.6356(5) 0.18908(13) 0.3187(7) C2 C 0.5976(5) 0.14376(12) 0.4066(7) C3 C 0.4405(5) 0.14913(12) 0.5486(7) C4 C 0.3036(5) 0.17353(12) 0.4330(8) C5 C 0.3586(6) 0.21528(12) 0.3248(9) C6 C 0.5043(6) 0.20933(13) 0.1778(9) C7 C 0.5821(6) 0.11037(13) 0.2166(8) C8 C 0.7321(6) 0.12895(16) 0.5663(9) C9 C 0.1719(6) 0.18330(15) 0.6003(9) C10 C 0.3758(5) 0.10693(14) 0.6425(8) C11 C 0.2512(5) 0.08672(12) 0.4920(8) C12 C 0.1938(5) 0.04559(14) 0.5421(8) C13 C 0.0831(5) 0.02541(12) 0.4005(9) C14 C 0.0323(5) 0.04614(13) 0.2097(7) C15 C 0.0854(5) 0.08756(12) 0.1564(8) C16 C 0.1935(4) 0.10751(11) 0.3024(7) O1 O 0.2392(4) 0.14845(8) 0.2482(5) O2 O 0.0279(5) -0.01521(9) 0.4510(7) Br1 Br 0.83718(6) 0.19095(2) 0.1428(1) Br2 Br -0.11397(6) 0.01890(2) 0.0136(1) H1 H 0.64730 0.20730 0.46670 H2 H 0.48090 0.16860 0.68130 H3 H 0.26570 0.22750 0.22520 H4 H 0.38590 0.23740 0.45270 H5 H 0.47650 0.18910 0.04170 H6 H 0.54240 0.23930 0.11670 H7 H 0.69020 0.10830 0.12860 H8 H 0.55420 0.08030 0.28600 H9 H 0.49130 0.11980 0.10560 H10 H 0.83790 0.12520 0.47430 H11 H 0.74900 0.15210 0.69280 H12 H 0.70070 0.09950 0.64030 H13 H 0.07980 0.19990 0.51850 H14 H 0.12750 0.15440 0.66670 H15 H 0.21730 0.20230 0.73150 H16 H 0.47070 0.08530 0.66070 H17 H 0.32470 0.11290 0.80080 H18 H 0.23210 0.03040 0.68040 H19 H 0.04710 0.10250 0.01760 H20 H -0.02340 -0.01480 0.59360