#------------------------------------------------------------------------------ #$Date: 2014-04-20 07:52:50 +0300 (Sun, 20 Apr 2014) $ #$Revision: 110989 $ #$URL: file:///home/coder/svn-repositories/cod/cif/7/21/48/7214897.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_7214897 loop_ _publ_author_name 'Yufit, Dmitry S.' 'Zubatyuk, Roman' 'Shishkin, Oleg V.' 'Howard, Judith A. K.' _publ_section_title ; Low-melting molecular complexes. Halogen bonds in molecular complexes of bromoform ; _journal_issue 23 _journal_name_full CrystEngComm _journal_page_first 8222 _journal_paper_doi 10.1039/c2ce26191j _journal_volume 14 _journal_year 2012 _chemical_formula_moiety '0.5(C10 H18 Br6 O4)' _chemical_formula_sum 'C5 H9 Br3 O2' _chemical_formula_weight 340.85 _chemical_melting_point 256.0(10) _chemical_name_systematic ; ? ; _space_group_crystal_system monoclinic _space_group_IT_number 11 _space_group_name_Hall '-P 2yb' _space_group_name_H-M_alt 'P 1 21/m 1' _symmetry_space_group_name_Hall '-P 2yb' _symmetry_space_group_name_H-M 'P 1 21/m 1' _atom_sites_solution_hydrogens geom _atom_sites_solution_primary direct _atom_sites_solution_secondary difmap _audit_creation_date 2011-10-06 _audit_creation_method ; Olex2 1.1-beta (compiled 2011.09.28 svn.r2007, GUI svn.r3868) ; _cell_angle_alpha 90.00 _cell_angle_beta 106.732(10) _cell_angle_gamma 90.00 _cell_formula_units_Z 2 _cell_length_a 4.1771(3) _cell_length_b 19.2999(16) _cell_length_c 6.0082(5) _cell_measurement_temperature 160 _cell_volume 463.86(7) _computing_cell_refinement 'SAINT v6.45A (Bruker, 2003)' _computing_data_collection 'SMART v5.625 (Bruker, 2001)' _computing_data_reduction 'SAINT v6.45A (Bruker, 2003)' _computing_molecular_graphics ; O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann, OLEX2: a complete structure solution, refinement and analysis program. J. Appl. Cryst. (2009). 42, 339-341. ; _computing_publication_material ; O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann, OLEX2: a complete structure solution, refinement and analysis program. J. Appl. Cryst. (2009). 42, 339-341. ; _computing_structure_refinement ; XL, G.M. Sheldrick, Acta Cryst. (2008). A64, 112-122 ; _computing_structure_solution 'SHELXS-97 (Sheldrick, 1990)' _diffrn_ambient_temperature 160 _diffrn_detector 'CCD area detector' _diffrn_detector_area_resol_mean 5.6 _diffrn_detector_type 'Bruker SMART CCD 6000 area detector' _diffrn_measured_fraction_theta_full 0.789 _diffrn_measured_fraction_theta_max 0.789 _diffrn_measurement_device 'three-circle diffractometer' _diffrn_measurement_device_type 'Bruker SMART CCD 6000 area detector' _diffrn_measurement_method '\w scans' _diffrn_radiation_monochromator graphite _diffrn_radiation_probe x-ray _diffrn_radiation_type MoK\a _diffrn_radiation_wavelength 0.71073 _diffrn_radiation_xray_symbol K-L~3~ _diffrn_reflns_av_R_equivalents 0.0162 _diffrn_reflns_av_unetI/netI 0.0174 _diffrn_reflns_limit_h_max 4 _diffrn_reflns_limit_h_min -5 _diffrn_reflns_limit_k_max 26 _diffrn_reflns_limit_k_min -22 _diffrn_reflns_limit_l_max 8 _diffrn_reflns_limit_l_min -6 _diffrn_reflns_number 3058 _diffrn_reflns_theta_full 29.49 _diffrn_reflns_theta_max 29.49 _diffrn_reflns_theta_min 2.11 _diffrn_source 'sealed X-ray tube' _diffrn_source_current 10.0 _diffrn_source_power 0.3 _diffrn_source_target Mo _diffrn_source_voltage 30.0 _exptl_absorpt_coefficient_mu 12.990 _exptl_absorpt_correction_T_max 0.1088 _exptl_absorpt_correction_T_min 0.0485 _exptl_absorpt_correction_type multi-scan _exptl_absorpt_process_details ; SADABS-2006/1 (Bruker,2006) was used for absorption correction. R(int) was 0.0284 before and 0.0156 after correction. The Ratio of minimum to maximum transmission is 0.4458. The \l/2 correction factor is 0.0015. ; _exptl_crystal_colour 'dull whitish colourless' _exptl_crystal_colour_lustre dull _exptl_crystal_colour_modifier whitish _exptl_crystal_colour_primary colourless _exptl_crystal_density_diffrn 2.440 _exptl_crystal_density_method 'not measured' _exptl_crystal_description cylinder _exptl_crystal_F_000 320 _exptl_crystal_size_max 0.5 _exptl_crystal_size_mid 0.3 _exptl_crystal_size_min 0.3 _refine_diff_density_max 0.525 _refine_diff_density_min -0.506 _refine_diff_density_rms 0.085 _refine_ls_extinction_coef 0.0220(14) _refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^ _refine_ls_extinction_method SHELXL _refine_ls_goodness_of_fit_ref 1.114 _refine_ls_hydrogen_treatment mixed _refine_ls_matrix_type full _refine_ls_number_parameters 66 _refine_ls_number_reflns 1048 _refine_ls_number_restraints 0 _refine_ls_restrained_S_all 1.114 _refine_ls_R_factor_all 0.0208 _refine_ls_R_factor_gt 0.0182 _refine_ls_shift/su_max 0.000 _refine_ls_shift/su_mean 0.000 _refine_ls_structure_factor_coef Fsqd _refine_ls_weighting_details 'calc w=1/[\s^2^(Fo^2^)+(0.0250P)^2^+0.2000P] where P=(Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_gt 0.0449 _refine_ls_wR_factor_ref 0.0457 _reflns_number_gt 974 _reflns_number_total 1048 _reflns_threshold_expression >2sigma(I) _[local]_cod_data_source_file c2ce26191j.txt _[local]_cod_data_source_block III_160K_bfdo _cod_depositor_comments ; The following automatic conversions were performed: '_chemical_melting_point' value '255-257' was changed to '256.0(10)' - the average value was taken and precision was estimated. Automatic conversion script Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius ; _cod_original_cell_volume 463.86(6) _cod_database_code 7214897 loop_ _space_group_symop_id _space_group_symop_operation_xyz 1 'x, y, z' 2 '-x, y+1/2, -z' 3 '-x, -y, -z' 4 'x, -y-1/2, z' loop_ _atom_site_label _atom_site_type_symbol _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_symmetry_multiplicity _atom_site_calc_flag _atom_site_refinement_flags O1 O -0.0277(5) 0.45614(8) 0.1834(3) 0.0262(4) Uani 1 1 d . C1 C -0.0133(7) 0.42885(12) -0.0350(5) 0.0287(6) Uani 1 1 d . C2 C 0.1543(7) 0.51989(12) 0.2279(4) 0.0270(5) Uani 1 1 d . H1A H -0.148(8) 0.3872(16) -0.062(5) 0.033(8) Uiso 1 1 d . H1B H 0.212(6) 0.4186(15) -0.026(4) 0.017(6) Uiso 1 1 d . H2A H 0.403(7) 0.5116(15) 0.253(5) 0.028(7) Uiso 1 1 d . H2B H 0.141(8) 0.5375(17) 0.365(6) 0.043(9) Uiso 1 1 d . Br1 Br 0.25540(6) 0.332385(11) 0.46533(4) 0.02633(11) Uani 1 1 d . Br2 Br 0.42978(10) 0.2500 0.94200(6) 0.02931(12) Uani 1 2 d S C1S C 0.4560(8) 0.2500 0.6269(6) 0.0199(5) Uiso 1 2 d S H1S H 0.661(11) 0.2500 0.646(7) 0.027(10) Uiso 1 2 d S loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_23 _atom_site_aniso_U_13 _atom_site_aniso_U_12 O1 0.0388(10) 0.0175(7) 0.0279(9) 0.0051(6) 0.0185(9) 0.0002(6) C1 0.0429(15) 0.0158(10) 0.0335(13) 0.0013(9) 0.0207(13) 0.0008(9) C2 0.0364(15) 0.0205(10) 0.0272(12) 0.0003(9) 0.0138(13) -0.0015(9) Br1 0.0398(2) 0.01616(12) 0.02645(17) 0.00280(7) 0.01503(15) 0.00145(8) Br2 0.0463(3) 0.02330(16) 0.0221(2) 0.000 0.0157(2) 0.000 loop_ _atom_type_symbol _atom_type_description _atom_type_scat_dispersion_real _atom_type_scat_dispersion_imag _atom_type_scat_source C C 0.0033 0.0016 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' H H 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' O O 0.0106 0.0060 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' Br Br -0.2901 2.4595 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' 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_1 _geom_angle_site_symmetry_3 C1 O1 H2B 159.8(7) . 3_566 C1 O1 Br1 96.43(12) . . C2 O1 C1 109.10(16) . . C2 O1 H2B 90.6(6) . 3_566 C2 O1 Br1 118.83(15) . . H2B O1 Br1 69.2(6) 3_566 . O1 C1 C2 110.67(18) . 3_565 O1 C1 H1A 106.6(19) . . O1 C1 H1B 109.1(16) . . C2 C1 H1A 109.5(19) 3_565 . C2 C1 H1B 110.0(16) 3_565 . H1A C1 H1B 111(3) . . O1 C2 C1 110.6(2) . 3_565 O1 C2 H2A 110.9(17) . . O1 C2 H2B 109(2) . . C1 C2 H2A 112.0(17) 3_565 . C1 C2 H2B 110(2) 3_565 . H2A C2 H2B 104(3) . . C1S Br1 O1 175.00(9) . . Br1 C1S Br1 111.42(18) . 4_565 Br1 C1S Br2 110.84(10) 4_565 . Br1 C1S Br2 110.84(10) . . Br1 C1S H1S 110.6(14) 4_565 . Br1 C1S H1S 110.6(14) . . Br2 C1S H1S 102(3) . . loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance _geom_bond_site_symmetry_2 O1 C1 1.431(3) . O1 C2 1.431(3) . O1 H2B 2.89(4) 3_566 O1 Br1 2.9697(16) . C1 C2 1.508(3) 3_565 C1 H1A 0.97(3) . C1 H1B 0.95(3) . C2 C1 1.508(3) 3_565 C2 H2A 1.02(3) . C2 H2B 0.91(4) . Br1 C1S 1.925(2) . Br2 C1S 1.928(3) . C1S Br1 1.925(2) 4_565 C1S H1S 0.83(4) .