#------------------------------------------------------------------------------ #$Date: 2013-12-29 13:49:26 +0200 (Sun, 29 Dec 2013) $ #$Revision: 91935 $ #$URL: file:///home/coder/svn-repositories/cod/cif/4/06/81/4068110.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_4068110 loop_ _publ_author_name 'Benjamin, Sophie L.' 'Levason, William' 'Reid, Gillian' 'Warr, Robert P.' _publ_section_title ; Halostibines SbMeX2and SbMe2X: Lewis Acids or Lewis Bases? ; _journal_issue 3 _journal_name_full Organometallics _journal_page_first 1025 _journal_volume 31 _journal_year 2012 _chemical_formula_moiety 'C7 H21 Br2 O2 P2 Sb' _chemical_formula_structural '(c3 H9 O P)2 ((C H3) Br2 Sb)' _chemical_formula_sum 'C7 H21 Br2 O2 P2 Sb' _chemical_formula_weight 480.75 _chemical_name_systematic ; Dibromo-methylbis(trimethylphosphine oxide-O)antimony(III) ; _space_group_IT_number 14 _space_group_name_Hall '-P 2ybc' _symmetry_cell_setting monoclinic _symmetry_space_group_name_Hall '-P 2ybc' _symmetry_space_group_name_H-M 'P 1 21/c 1' _atom_sites_solution_hydrogens geom _atom_sites_solution_primary direct _atom_sites_solution_secondary difmap _audit_creation_date 2011-03-10 _audit_creation_method 'SHELXL-97 + hand edit' _cell_angle_alpha 90.00 _cell_angle_beta 117.145(10) _cell_angle_gamma 90.00 _cell_formula_units_Z 8 _cell_length_a 20.039(3) _cell_length_b 9.235(2) _cell_length_c 19.831(4) _cell_measurement_reflns_used 22142 _cell_measurement_temperature 120(2) _cell_measurement_theta_max 27.48 _cell_measurement_theta_min 2.91 _cell_volume 3265.7(11) _computing_cell_refinement 'DENZO (Otwinowski & Minor, 1997)' _computing_data_collection 'COLLECT (Hooft, R.W.W., 1998)' _computing_data_reduction 'DENZO (Otwinowski & Minor, 1997)' _computing_structure_refinement 'SHELXL-97 (Sheldrick, 1997)' _computing_structure_solution 'DIRDIF-99 (Beurskens, 1999)' _diffrn_ambient_temperature 120(2) _diffrn_measured_fraction_theta_full 0.993 _diffrn_measured_fraction_theta_max 0.993 _diffrn_measurement_device_type 'Bruker-Nonius 95mm CCD camera on \k-goniostat' _diffrn_measurement_method '\f & \w scans' _diffrn_radiation_monochromator graphite _diffrn_radiation_source 'Bruker-Nonius FR591 rotating anode' _diffrn_radiation_type MoK\a _diffrn_radiation_wavelength 0.71073 _diffrn_reflns_av_R_equivalents 0.0564 _diffrn_reflns_av_sigmaI/netI 0.0443 _diffrn_reflns_limit_h_max 26 _diffrn_reflns_limit_h_min -24 _diffrn_reflns_limit_k_max 11 _diffrn_reflns_limit_k_min -11 _diffrn_reflns_limit_l_max 25 _diffrn_reflns_limit_l_min -25 _diffrn_reflns_number 37437 _diffrn_reflns_theta_full 27.53 _diffrn_reflns_theta_max 27.53 _diffrn_reflns_theta_min 3.00 _diffrn_standards_number 0 _exptl_absorpt_coefficient_mu 6.761 _exptl_absorpt_correction_T_max 1.0000 _exptl_absorpt_correction_T_min 0.5492 _exptl_absorpt_correction_type multi-scan _exptl_absorpt_process_details 'G.M. Sheldrick, (2007). SADABS. Version 2007/2. Bruker AXS Inc.' _exptl_crystal_colour colourless _exptl_crystal_density_diffrn 1.956 _exptl_crystal_density_method 'not measured' _exptl_crystal_description fragment _exptl_crystal_F_000 1840 _exptl_crystal_size_max 0.20 _exptl_crystal_size_mid 0.18 _exptl_crystal_size_min 0.05 _refine_diff_density_max 1.986 _refine_diff_density_min -1.222 _refine_diff_density_rms 0.192 _refine_ls_extinction_method none _refine_ls_goodness_of_fit_ref 1.198 _refine_ls_hydrogen_treatment constr _refine_ls_matrix_type full _refine_ls_number_parameters 253 _refine_ls_number_reflns 7450 _refine_ls_number_restraints 0 _refine_ls_restrained_S_all 1.198 _refine_ls_R_factor_all 0.0593 _refine_ls_R_factor_gt 0.0492 _refine_ls_shift/su_max 0.001 _refine_ls_shift/su_mean 0.000 _refine_ls_structure_factor_coef Fsqd _refine_ls_weighting_details 'w=1/[\s^2^(Fo^2^)+(0.0154P)^2^+33.7052P] where P=(Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_gt 0.1008 _refine_ls_wR_factor_ref 0.1041 _reflns_number_gt 6406 _reflns_number_total 7450 _reflns_threshold_expression I>2\s(I) _[local]_cod_data_source_file om2010996_si_002.cif _[local]_cod_data_source_block 10slbrpw07x _[local]_cod_cif_authors_sg_H-M 'P 21/c' _cod_depositor_comments ; The following automatic conversions were performed: '_atom_site_symetry_multiplicity' tag replaced with '_atom_site_symmetry_multiplicity'. Automatic conversion script Id: cif_correct_tags 1440 2010-10-19 06:21:57Z saulius ; _cod_original_cell_volume 3265.8(11) _cod_database_code 4068110 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_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 Sb1 Sb 0.48417(2) 0.57277(4) 0.09072(2) 0.01278(10) Uani 1 1 d . Sb2 Sb -0.02267(2) 0.06249(4) 0.88777(2) 0.01293(10) Uani 1 1 d . Br1 Br 0.59685(4) 0.76192(8) 0.19206(4) 0.02423(16) Uani 1 1 d . Br2 Br 0.36783(4) 0.78107(7) 0.02841(4) 0.02033(15) Uani 1 1 d . Br3 Br 0.08704(4) 0.25391(7) 0.88977(4) 0.02177(15) Uani 1 1 d . Br4 Br -0.13567(4) 0.27444(7) 0.84326(4) 0.01888(14) Uani 1 1 d . P1 P 0.64018(9) 0.34663(18) 0.19138(9) 0.0151(3) Uani 1 1 d . P2 P 0.38876(9) 0.24351(18) 0.02774(9) 0.0144(3) Uani 1 1 d . P3 P 0.13402(9) -0.16232(18) 0.93433(9) 0.0142(3) Uani 1 1 d . P4 P -0.12055(10) -0.26655(18) 0.86522(10) 0.0170(3) Uani 1 1 d . O1 O 0.5573(2) 0.3801(5) 0.1425(3) 0.0202(10) Uani 1 1 d . O2 O 0.4001(2) 0.4068(5) 0.0264(3) 0.0173(9) Uani 1 1 d . O3 O 0.0501(2) -0.1334(5) 0.9014(3) 0.0199(10) Uani 1 1 d . O4 O -0.1102(3) -0.1029(5) 0.8734(3) 0.0199(10) Uani 1 1 d . C1 C 0.4504(4) 0.5533(8) 0.1773(4) 0.0223(15) Uani 1 1 d . H1A H 0.4800 0.6197 0.2188 0.033 Uiso 1 1 calc R H1B H 0.4586 0.4536 0.1963 0.033 Uiso 1 1 calc R H1C H 0.3971 0.5775 0.1567 0.033 Uiso 1 1 calc R C2 C -0.0560(4) 0.0402(8) 0.7699(4) 0.0212(14) Uani 1 1 d . H2A H -0.0257 0.1047 0.7556 0.032 Uiso 1 1 calc R H2B H -0.1091 0.0659 0.7409 0.032 Uiso 1 1 calc R H2C H -0.0485 -0.0602 0.7588 0.032 Uiso 1 1 calc R C3 C 0.6990(4) 0.4412(8) 0.1614(4) 0.0234(15) Uani 1 1 d . H3A H 0.6840 0.4186 0.1081 0.035 Uiso 1 1 calc R H3B H 0.7512 0.4116 0.1925 0.035 Uiso 1 1 calc R H3C H 0.6943 0.5456 0.1669 0.035 Uiso 1 1 calc R C4 C 0.6700(4) 0.3920(9) 0.2882(4) 0.0248(15) Uani 1 1 d . H4A H 0.6385 0.3414 0.3067 0.037 Uiso 1 1 calc R H4B H 0.6655 0.4968 0.2929 0.037 Uiso 1 1 calc R H4C H 0.7224 0.3628 0.3185 0.037 Uiso 1 1 calc R C5 C 0.6569(4) 0.1572(7) 0.1871(4) 0.0210(14) Uani 1 1 d . H5A H 0.6252 0.1015 0.2035 0.032 Uiso 1 1 calc R H5B H 0.7098 0.1358 0.2206 0.032 Uiso 1 1 calc R H5C H 0.6449 0.1306 0.1350 0.032 Uiso 1 1 calc R C6 C 0.4573(4) 0.1384(7) 0.0151(4) 0.0213(14) Uani 1 1 d . H6A H 0.4579 0.1670 -0.0322 0.032 Uiso 1 1 calc R H6B H 0.4446 0.0354 0.0128 0.032 Uiso 1 1 calc R H6C H 0.5069 0.1551 0.0578 0.032 Uiso 1 1 calc R C7 C 0.3915(5) 0.1848(9) 0.1142(4) 0.0324(18) Uani 1 1 d . H7A H 0.3546 0.2393 0.1236 0.049 Uiso 1 1 calc R H7B H 0.4417 0.2012 0.1558 0.049 Uiso 1 1 calc R H7C H 0.3796 0.0813 0.1108 0.049 Uiso 1 1 calc R C8 C 0.3004(4) 0.1950(9) -0.0488(5) 0.0307(17) Uani 1 1 d . H8A H 0.2985 0.2271 -0.0967 0.046 Uiso 1 1 calc R H8B H 0.2600 0.2417 -0.0419 0.046 Uiso 1 1 calc R H8C H 0.2942 0.0897 -0.0497 0.046 Uiso 1 1 calc R C9 C 0.1673(4) -0.1214(8) 0.8672(4) 0.0192(14) Uani 1 1 d . H9A H 0.1573 -0.0194 0.8523 0.029 Uiso 1 1 calc R H9B H 0.1416 -0.1830 0.8224 0.029 Uiso 1 1 calc R H9C H 0.2215 -0.1394 0.8899 0.029 Uiso 1 1 calc R C10 C 0.1870(4) -0.0566(8) 1.0169(4) 0.0189(14) Uani 1 1 d . H10A H 0.1699 -0.0768 1.0550 0.028 Uiso 1 1 calc R H10B H 0.1800 0.0464 1.0037 0.028 Uiso 1 1 calc R H10C H 0.2403 -0.0813 1.0374 0.028 Uiso 1 1 calc R C11 C 0.1538(4) -0.3481(7) 0.9597(4) 0.0245(15) Uani 1 1 d . H11A H 0.1361 -0.3736 0.9968 0.037 Uiso 1 1 calc R H11B H 0.2080 -0.3644 0.9819 0.037 Uiso 1 1 calc R H11C H 0.1282 -0.4085 0.9144 0.037 Uiso 1 1 calc R C12 C -0.0495(4) -0.3652(8) 0.9409(4) 0.0272(16) Uani 1 1 d . H12A H -0.0471 -0.3332 0.9891 0.041 Uiso 1 1 calc R H12B H -0.0010 -0.3479 0.9415 0.041 Uiso 1 1 calc R H12C H -0.0612 -0.4688 0.9340 0.041 Uiso 1 1 calc R C13 C -0.2067(4) -0.3160(9) 0.8653(5) 0.036(2) Uani 1 1 d . H13A H -0.2067 -0.2812 0.9119 0.054 Uiso 1 1 calc R H13B H -0.2120 -0.4216 0.8625 0.054 Uiso 1 1 calc R H13C H -0.2487 -0.2722 0.8214 0.054 Uiso 1 1 calc R C14 C -0.1219(7) -0.3301(9) 0.7807(5) 0.049(3) Uani 1 1 d . H14A H -0.1604 -0.2778 0.7375 0.074 Uiso 1 1 calc R H14B H -0.1334 -0.4339 0.7752 0.074 Uiso 1 1 calc R H14C H -0.0728 -0.3138 0.7826 0.074 Uiso 1 1 calc R 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 Sb1 0.0131(2) 0.0117(2) 0.0130(2) -0.00070(15) 0.00543(16) -0.00005(15) Sb2 0.0135(2) 0.0114(2) 0.0131(2) 0.00072(15) 0.00546(16) -0.00011(15) Br1 0.0293(4) 0.0186(3) 0.0200(3) -0.0047(3) 0.0071(3) -0.0068(3) Br2 0.0171(3) 0.0170(3) 0.0246(4) 0.0019(3) 0.0075(3) 0.0041(2) Br3 0.0234(3) 0.0171(3) 0.0265(4) 0.0017(3) 0.0129(3) -0.0029(3) Br4 0.0180(3) 0.0148(3) 0.0236(3) 0.0014(3) 0.0094(3) 0.0013(2) P1 0.0134(8) 0.0147(8) 0.0140(8) 0.0005(6) 0.0035(6) 0.0020(6) P2 0.0146(8) 0.0138(8) 0.0159(8) -0.0005(6) 0.0080(6) -0.0023(6) P3 0.0131(8) 0.0127(8) 0.0160(8) 0.0019(6) 0.0059(6) 0.0015(6) P4 0.0207(8) 0.0140(8) 0.0157(8) -0.0007(6) 0.0076(7) -0.0020(6) O1 0.015(2) 0.013(2) 0.022(2) -0.0005(19) -0.0001(19) 0.0030(18) O2 0.014(2) 0.012(2) 0.021(2) -0.0014(18) 0.0044(19) -0.0022(17) O3 0.012(2) 0.016(2) 0.028(3) 0.001(2) 0.0064(19) -0.0002(18) O4 0.020(2) 0.015(2) 0.026(3) 0.0016(19) 0.012(2) 0.0000(18) C1 0.034(4) 0.018(3) 0.015(3) -0.003(3) 0.011(3) 0.001(3) C2 0.028(4) 0.021(3) 0.018(3) 0.001(3) 0.013(3) 0.004(3) C3 0.024(4) 0.027(4) 0.019(3) 0.002(3) 0.009(3) 0.001(3) C4 0.027(4) 0.032(4) 0.020(3) 0.001(3) 0.014(3) 0.007(3) C5 0.020(3) 0.014(3) 0.026(4) -0.003(3) 0.009(3) 0.002(3) C6 0.020(3) 0.015(3) 0.034(4) -0.006(3) 0.016(3) -0.006(3) C7 0.055(5) 0.028(4) 0.028(4) 0.003(3) 0.031(4) -0.002(4) C8 0.020(4) 0.027(4) 0.036(4) -0.004(3) 0.005(3) -0.007(3) C9 0.022(3) 0.022(3) 0.014(3) -0.001(3) 0.008(3) -0.001(3) C10 0.021(3) 0.024(4) 0.012(3) -0.003(3) 0.008(3) 0.000(3) C11 0.026(4) 0.014(3) 0.032(4) 0.009(3) 0.013(3) 0.005(3) C12 0.023(4) 0.021(4) 0.034(4) 0.006(3) 0.009(3) 0.001(3) C13 0.015(4) 0.025(4) 0.059(6) 0.009(4) 0.007(4) -0.003(3) C14 0.107(8) 0.022(4) 0.030(5) -0.002(4) 0.040(5) -0.009(5) 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' P P 0.1023 0.0942 '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' Sb Sb -0.5866 1.5461 '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 C1 Sb1 O2 88.1(2) C1 Sb1 O1 86.8(2) O2 Sb1 O1 83.11(16) C1 Sb1 Br2 84.72(19) O2 Sb1 Br2 87.71(12) O1 Sb1 Br2 167.72(12) C1 Sb1 Br1 85.61(19) O2 Sb1 Br1 171.79(12) O1 Sb1 Br1 91.25(12) Br2 Sb1 Br1 96.97(3) C2 Sb2 O4 87.7(2) C2 Sb2 O3 85.2(2) O4 Sb2 O3 83.94(16) C2 Sb2 Br3 85.8(2) O4 Sb2 Br3 172.88(12) O3 Sb2 Br3 92.52(12) C2 Sb2 Br4 85.33(19) O4 Sb2 Br4 87.90(12) O3 Sb2 Br4 167.72(12) Br3 Sb2 Br4 94.55(3) O1 P1 C3 112.6(3) O1 P1 C4 111.7(3) C3 P1 C4 107.4(4) O1 P1 C5 109.9(3) C3 P1 C5 107.3(3) C4 P1 C5 107.6(3) O2 P2 C7 112.3(3) O2 P2 C8 109.3(3) C7 P2 C8 109.0(4) O2 P2 C6 113.8(3) C7 P2 C6 106.4(4) C8 P2 C6 105.7(4) O3 P3 C11 110.5(3) O3 P3 C9 111.1(3) C11 P3 C9 107.7(3) O3 P3 C10 112.1(3) C11 P3 C10 107.8(3) C9 P3 C10 107.5(3) O4 P4 C14 111.9(3) O4 P4 C12 113.6(3) C14 P4 C12 107.0(4) O4 P4 C13 109.8(3) C14 P4 C13 108.6(5) C12 P4 C13 105.7(4) P1 O1 Sb1 138.5(3) P2 O2 Sb1 139.2(3) P3 O3 Sb2 135.8(3) P4 O4 Sb2 138.5(3) Sb1 C1 H1A 109.5 Sb1 C1 H1B 109.5 H1A C1 H1B 109.5 Sb1 C1 H1C 109.5 H1A C1 H1C 109.5 H1B C1 H1C 109.5 Sb2 C2 H2A 109.5 Sb2 C2 H2B 109.5 H2A C2 H2B 109.5 Sb2 C2 H2C 109.5 H2A C2 H2C 109.5 H2B C2 H2C 109.5 P1 C3 H3A 109.5 P1 C3 H3B 109.5 H3A C3 H3B 109.5 P1 C3 H3C 109.5 H3A C3 H3C 109.5 H3B C3 H3C 109.5 P1 C4 H4A 109.5 P1 C4 H4B 109.5 H4A C4 H4B 109.5 P1 C4 H4C 109.5 H4A C4 H4C 109.5 H4B C4 H4C 109.5 P1 C5 H5A 109.5 P1 C5 H5B 109.5 H5A C5 H5B 109.5 P1 C5 H5C 109.5 H5A C5 H5C 109.5 H5B C5 H5C 109.5 P2 C6 H6A 109.5 P2 C6 H6B 109.5 H6A C6 H6B 109.5 P2 C6 H6C 109.5 H6A C6 H6C 109.5 H6B C6 H6C 109.5 P2 C7 H7A 109.5 P2 C7 H7B 109.5 H7A C7 H7B 109.5 P2 C7 H7C 109.5 H7A C7 H7C 109.5 H7B C7 H7C 109.5 P2 C8 H8A 109.5 P2 C8 H8B 109.5 H8A C8 H8B 109.5 P2 C8 H8C 109.5 H8A C8 H8C 109.5 H8B C8 H8C 109.5 P3 C9 H9A 109.5 P3 C9 H9B 109.5 H9A C9 H9B 109.5 P3 C9 H9C 109.5 H9A C9 H9C 109.5 H9B C9 H9C 109.5 P3 C10 H10A 109.5 P3 C10 H10B 109.5 H10A C10 H10B 109.5 P3 C10 H10C 109.5 H10A C10 H10C 109.5 H10B C10 H10C 109.5 P3 C11 H11A 109.5 P3 C11 H11B 109.5 H11A C11 H11B 109.5 P3 C11 H11C 109.5 H11A C11 H11C 109.5 H11B C11 H11C 109.5 P4 C12 H12A 109.5 P4 C12 H12B 109.5 H12A C12 H12B 109.5 P4 C12 H12C 109.5 H12A C12 H12C 109.5 H12B C12 H12C 109.5 P4 C13 H13A 109.5 P4 C13 H13B 109.5 H13A C13 H13B 109.5 P4 C13 H13C 109.5 H13A C13 H13C 109.5 H13B C13 H13C 109.5 P4 C14 H14A 109.5 P4 C14 H14B 109.5 H14A C14 H14B 109.5 P4 C14 H14C 109.5 H14A C14 H14C 109.5 H14B C14 H14C 109.5 loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance Sb1 C1 2.120(7) Sb1 O2 2.203(4) Sb1 O1 2.235(4) Sb1 Br2 2.8344(8) Sb1 Br1 2.8370(9) Sb2 C2 2.128(7) Sb2 O4 2.244(5) Sb2 O3 2.261(5) Sb2 Br3 2.8072(9) Sb2 Br4 2.8133(8) P1 O1 1.524(5) P1 C3 1.773(7) P1 C4 1.782(7) P1 C5 1.791(7) P2 O2 1.527(5) P2 C7 1.775(7) P2 C8 1.785(7) P2 C6 1.790(7) P3 O3 1.524(5) P3 C11 1.781(7) P3 C9 1.781(7) P3 C10 1.782(7) P4 O4 1.524(5) P4 C14 1.763(8) P4 C12 1.778(7) P4 C13 1.786(8) C1 H1A 0.9800 C1 H1B 0.9800 C1 H1C 0.9800 C2 H2A 0.9800 C2 H2B 0.9800 C2 H2C 0.9800 C3 H3A 0.9800 C3 H3B 0.9800 C3 H3C 0.9800 C4 H4A 0.9800 C4 H4B 0.9800 C4 H4C 0.9800 C5 H5A 0.9800 C5 H5B 0.9800 C5 H5C 0.9800 C6 H6A 0.9800 C6 H6B 0.9800 C6 H6C 0.9800 C7 H7A 0.9800 C7 H7B 0.9800 C7 H7C 0.9800 C8 H8A 0.9800 C8 H8B 0.9800 C8 H8C 0.9800 C9 H9A 0.9800 C9 H9B 0.9800 C9 H9C 0.9800 C10 H10A 0.9800 C10 H10B 0.9800 C10 H10C 0.9800 C11 H11A 0.9800 C11 H11B 0.9800 C11 H11C 0.9800 C12 H12A 0.9800 C12 H12B 0.9800 C12 H12C 0.9800 C13 H13A 0.9800 C13 H13B 0.9800 C13 H13C 0.9800 C14 H14A 0.9800 C14 H14B 0.9800 C14 H14C 0.9800 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 C3 P1 O1 Sb1 -44.3(5) C4 P1 O1 Sb1 76.6(5) C5 P1 O1 Sb1 -164.0(4) C1 Sb1 O1 P1 -104.6(5) O2 Sb1 O1 P1 167.0(5) Br2 Sb1 O1 P1 -151.2(3) Br1 Sb1 O1 P1 -19.0(4) C7 P2 O2 Sb1 59.0(5) C8 P2 O2 Sb1 -179.9(4) C6 P2 O2 Sb1 -62.0(5) C1 Sb1 O2 P2 -74.2(5) O1 Sb1 O2 P2 12.8(4) Br2 Sb1 O2 P2 -159.0(4) C11 P3 O3 Sb2 157.2(4) C9 P3 O3 Sb2 -83.4(5) C10 P3 O3 Sb2 37.0(5) C2 Sb2 O3 P3 110.7(4) O4 Sb2 O3 P3 -161.1(4) Br3 Sb2 O3 P3 25.1(4) Br4 Sb2 O3 P3 150.2(3) C14 P4 O4 Sb2 -64.9(6) C12 P4 O4 Sb2 56.4(5) C13 P4 O4 Sb2 174.4(5) C2 Sb2 O4 P4 77.6(5) O3 Sb2 O4 P4 -7.8(4) Br4 Sb2 O4 P4 163.0(4) _journal_paper_doi 10.1021/om2010996