#------------------------------------------------------------------------------ #$Date: 2014-07-12 00:06:05 +0300 (Sat, 12 Jul 2014) $ #$Revision: 120077 $ #$URL: file:///home/coder/svn-repositories/cod/cif/4/11/49/4114986.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_4114986 loop_ _publ_author_name 'Akikazu Matsumoto' 'Toshihiro Tanaka' 'Takashi Tsubouchi' 'Kohji Tashiro' 'Seishi Saragai' 'Shinsuke Nakamoto' _publ_section_title ; Crystal Engineering for Topochemical Polymerization of Muconic Esters Using Halogen-Halogen and CH/\p Interactions as Weak Intermolecular Interactions ; _journal_name_full 'Journal of the American Chemical Society' _journal_page_first 8891 _journal_page_last 8902 _journal_volume 124 _journal_year 2002 _chemical_compound_source 'Local laboratory' _chemical_formula_sum 'C20 H16 Br2 O4' _chemical_formula_weight 480.15 _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' _atom_type_scat_source 'D.Waasmaier&A.Kirfel,Acta Cryst.1995,A51, 416-431' _cell_angle_alpha 90.000(0) _cell_angle_beta 92.950(1) _cell_angle_gamma 90.000(0) _cell_formula_units_Z 2 _cell_length_a 5.6830(126) _cell_length_b 5.2060(122) _cell_length_c 32.2560(726) _cell_measurement_reflns_used 5374 _cell_measurement_temperature 298 _cell_measurement_theta_max 15.84 _cell_measurement_theta_min 1 _cell_volume 953(4) _computing_data_collection KappaCCD _computing_data_reduction maXus _computing_molecular_graphics maXus _computing_publication_material maXus _computing_structure_refinement maXus _computing_structure_solution maXus _diffrn_measurement_device KappaCCD _diffrn_radiation_type xray _diffrn_radiation_wavelength 0.71073 _diffrn_reflns_limit_h_max 6 _diffrn_reflns_limit_h_min 0 _diffrn_reflns_limit_k_max 5 _diffrn_reflns_limit_k_min 0 _diffrn_reflns_limit_l_max 36 _diffrn_reflns_limit_l_min -36 _diffrn_reflns_number 1532 _diffrn_reflns_theta_max 15.84 _exptl_absorpt_coefficient_mu 42.74 _exptl_absorpt_correction_type none _exptl_crystal_colour Colourless _exptl_crystal_density_diffrn 1.67 _exptl_crystal_density_meas none _exptl_crystal_description Plate _exptl_crystal_size_max 0.3 _exptl_crystal_size_mid 0.2 _exptl_crystal_size_min 0.1 _refine_diff_density_max 0.54 _refine_diff_density_min -0.91 _refine_ls_extinction_method none _refine_ls_goodness_of_fit_obs 4.038 _refine_ls_hydrogen_treatment refxyz _refine_ls_number_parameters 53 _refine_ls_number_reflns 129 _refine_ls_R_factor_obs 0.0830 _refine_ls_shift/esd_max 0.0000 _refine_ls_shift/esd_mean 0.0000 _refine_ls_structure_factor_coef F^2^ _refine_ls_weighting_scheme 'Count statistics' _refine_ls_wR_factor_obs 0.0935 _reflns_number_observed 129 _reflns_number_total 1360 _reflns_observed_criterion refl_observed_if_I_>_3.00_sigma(I) _[local]_cod_data_source_file ja0205333_s7.cif _[local]_cod_data_source_block zz-6-I _[local]_cod_cif_authors_sg_H-M 'P 21/c' _[local]_cod_chemical_formula_sum_orig 'C20 H16 O4 Br2' _cod_original_cell_volume 953.05(38) _cod_database_code 4114986 loop_ _symmetry_equiv_pos_as_xyz +X,+Y,+Z -X,-Y,-Z -X,+Y+0.5,-Z+0.5 +X,-Y+0.5,+Z+0.5 loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv _atom_site_occupancy _atom_site_thermal_displace_type Br1 0.573(6) 0.468(5) 0.214(1) 0.07(1) 1.00 Uiso O2 1.24(3) -0.72(3) 0.065(5) 0.09(6) 1.00 Uiso C3 0.96(5) 0.10(5) 0.199(9) 0.2(2) 1.00 Uiso C4 0.74(5) 0.23(5) 0.18(1) 0.1(1) 1.00 Uiso O5 0.94(3) -0.46(4) 0.082(5) 0.08(5) 1.00 Uiso C6 0.66(3) 0.14(4) 0.142(7) 0.05(9) 1.00 Uiso C7 1.08(3) -0.36(4) 0.117(7) 0.06(9) 1.00 Uiso C8 0.75(3) -0.07(3) 0.119(6) 0.03(7) 1.00 Uiso C9 0.86(4) -0.78(6) 0.03(1) 0.1(1) 1.00 Uiso C10 1.03(5) -0.62(4) 0.058(8) 0.1(1) 1.00 Uiso C11 1.00(4) -0.17(4) 0.142(9) 0.06(9) 1.00 Uiso C12 0.89(4) -0.91(4) -0.001(9) 0.1(1) 1.00 Uiso C13 1.05(4) -0.09(5) 0.18(1) 0.1(1) 1.00 Uiso H3 1.02070 0.15120 0.22640 0.05000 1.00 Uiso H6 0.51860 0.22150 0.13010 0.05000 1.00 Uiso H7A 1.22650 -0.29450 0.10750 0.05000 1.00 Uiso H7B 1.11400 -0.50310 0.13540 0.05000 1.00 Uiso H8 0.68680 -0.12090 0.09230 0.05000 1.00 Uiso H9 0.69260 -0.76540 0.02700 0.05000 1.00 Uiso H12 0.74970 -0.96900 -0.01410 0.05000 1.00 Uiso H13 1.18990 -0.17910 0.18850 0.05000 1.00 Uiso loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle _geom_angle_site_symmetry_3 C4 C3 C13 116.1(248) . C3 C4 C6 116.4(222) . C7 O5 C10 118.7(188) . C4 C6 C8 127.3(194) . O5 C7 C11 121.3(182) . C6 C8 C11 109.8(165) . C10 C9 C12 132.8(242) . O2 C10 O5 123.0(230) . O2 C10 C9 114.8(198) . O5 C10 C9 118.7(228) . C7 C11 C8 105.9(198) . C7 C11 C13 133.4(243) . C8 C11 C13 119.2(212) . C9 C12 C12 120.5(271) 2_755 C3 C13 C11 129.8(256) . loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance _geom_bond_site_symmetry_2 O2 C10 1.28(32) . C3 C4 1.52(40) . C3 C13 1.38(39) . C4 C6 1.38(37) . O5 C7 1.43(28) . O5 C10 1.27(31) . C6 C8 1.43(27) . C7 C11 1.39(32) . C8 C11 1.64(31) . C9 C10 1.63(41) . C9 C12 1.11(43) . C11 C13 1.20(42) . C12 C12 1.54(30) 2_755 loop_ _geom_contact_atom_site_label_1 _geom_contact_atom_site_label_2 _geom_contact_distance _geom_contact_site_symmetry_1 _geom_contact_site_symmetry_2 Br1 Br1 3.63(4) 1_555 3_645 Br1 Br1 3.63(4) 1_555 3_655 Br1 C3 3.8(3) 1_555 3_755 Br1 C13 3.8(2) 1_555 1_565 Br1 H13 2.93(3) 1_555 1_465 O2 C6 3.4(3) 1_555 1_645 O2 C12 2.9(3) 1_555 2_735 O2 H6 2.6(2) 1_555 1_645 O2 H12 2.3(2) 1_555 2_735 C3 C7 4.0(4) 1_555 1_565 C3 H7B 3.1(3) 1_555 1_565 C4 C7 3.6(3) 1_555 1_565 C4 C11 3.7(3) 1_555 1_565 C4 C13 4.0(3) 1_555 1_565 C4 H7B 3.0(3) 1_555 1_565 O5 C6 3.4(3) 1_555 1_545 O5 C12 3.4(3) 1_555 2_745 C6 C7 3.7(3) 1_555 1_565 C6 C10 3.8(3) 1_555 1_565 C6 C13 3.8(3) 1_555 1_455 C7 C12 4.0(4) 1_555 2_745 C8 C9 3.5(4) 1_555 1_565 C8 C10 3.5(3) 1_555 1_565 C8 H7A 3.2(2) 1_555 1_455 C9 C9 3.3(4) 1_555 2_735 C9 C9 3.7(4) 1_555 2_745 C9 C10 3.5(4) 1_555 2_745 C9 C12 2.3(4) 1_555 2_735 C9 C12 3.9(4) 1_555 2_745 C9 H8 3.0(3) 1_555 1_545 C9 H12 2.6(3) 1_555 2_735 C10 C10 3.9(4) 1_555 2_745 C10 C11 3.9(3) 1_555 1_545 C10 C12 3.1(3) 1_555 2_735 C10 C12 3.3(3) 1_555 2_745 C10 H12 2.9(2) 1_555 2_735 C12 C12 1.5(3) 1_555 2_735 C12 H9 3.1(2) 1_555 2_735 C12 H12 2.2(2) 1_555 2_735 Br1 Br1 3.63(4) 1_555 3_645 Br1 Br1 3.63(4) 1_555 3_655 Br1 C3 3.8(3) 1_555 3_755 Br1 C13 3.8(2) 1_555 1_565 Br1 H13 2.93(3) 1_555 1_465 O2 C6 3.4(3) 1_555 1_645 O2 C12 2.9(3) 1_555 2_735 O2 H6 2.6(2) 1_555 1_645 O2 H12 2.3(2) 1_555 2_735 C3 C7 4.0(4) 1_555 1_565 C3 H7B 3.1(3) 1_555 1_565 C4 C7 3.6(3) 1_555 1_565 C4 C11 3.7(3) 1_555 1_565 C4 C13 4.0(3) 1_555 1_565 C4 H7B 3.0(3) 1_555 1_565 O5 C6 3.4(3) 1_555 1_545 O5 C12 3.4(3) 1_555 2_745 C6 C7 3.7(3) 1_555 1_565 C6 C10 3.8(3) 1_555 1_565 C6 C13 3.8(3) 1_555 1_455 C7 C12 4.0(4) 1_555 2_745 C8 C9 3.5(4) 1_555 1_565 C8 C10 3.5(3) 1_555 1_565 C8 H7A 3.2(2) 1_555 1_455 C9 C9 3.3(4) 1_555 2_735 C9 C9 3.7(4) 1_555 2_745 C9 C10 3.5(4) 1_555 2_745 C9 C12 2.3(4) 1_555 2_735 C9 C12 3.9(4) 1_555 2_745 C9 H8 3.0(3) 1_555 1_545 C9 H12 2.6(3) 1_555 2_735 C10 C10 3.9(4) 1_555 2_745 C10 C11 3.9(3) 1_555 1_545 C10 C12 3.1(3) 1_555 2_735 C10 C12 3.3(3) 1_555 2_745 C10 H12 2.9(2) 1_555 2_735 C12 C12 1.5(3) 1_555 2_735 C12 H9 3.1(2) 1_555 2_735 C12 H12 2.2(2) 1_555 2_735 loop_ _geom_torsion_atom_site_label_1 _geom_torsion_atom_site_label_2 _geom_torsion_atom_site_label_3 _geom_torsion_atom_site_label_4 _geom_torsion C13 C3 C4 C6 0.2(239) C4 C3 C13 C11 7.2(289) C3 C4 C6 C8 2.2(213) C7 O5 C10 O2 6.4(207) C7 O5 C10 C9 164.4(320) C10 O5 C7 C11 173.2(312) C4 C6 C8 C11 -8.3(224) O5 C7 C11 C8 -5.2(171) O5 C7 C11 C13 160.1(434) C6 C8 C11 C7 -178.2(234) C6 C8 C11 C13 14.0(237) C12 C9 C10 O2 -30.6(347) C12 C9 C10 O5 169.6(495) C7 C11 C13 C3 -178.4(541) C8 C11 C13 C3 -14.6(257) C12 C12 C9 C10 39.4(302) _journal_paper_doi 10.1021/ja0205333