#------------------------------------------------------------------------------ #$Date: 2012-02-24 19:13:23 +0200 (Fri, 24 Feb 2012) $ #$Revision: 34330 $ #$URL: file:///home/coder/svn-repositories/cod/cif/4/06/40/4064079.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_4064079 loop_ _publ_author_name 'Wagner, Harald' 'Baumgartner, Judith' 'Marschner, Christoph' 'Poelt, Peter' _publ_section_title ; Rearrangement/Fragmentation Reactions of Oligosilanes with Aluminum Chloride. ; _journal_issue 15 _journal_name_full Organometallics _journal_page_first 3939 _journal_page_last 3954 _journal_volume 30 _journal_year 2011 _chemical_formula_sum 'C22 H64 Si10' _chemical_formula_weight 609.63 _chemical_name_systematic ; ? ; _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_sites_solution_hydrogens geom _atom_sites_solution_primary direct _atom_sites_solution_secondary difmap _audit_creation_method SHELXL-97 _cell_angle_alpha 90.00 _cell_angle_beta 97.06(3) _cell_angle_gamma 90.00 _cell_formula_units_Z 2 _cell_length_a 9.7457(19) _cell_length_b 17.373(4) _cell_length_c 11.849(2) _cell_measurement_reflns_used 3798 _cell_measurement_temperature 100(2) _cell_measurement_theta_max 52.138 _cell_measurement_theta_min 4.670 _cell_volume 1991.0(7) _computing_cell_refinement 'Bruker XSCANS' _computing_data_collection 'Bruker XSCANS' _computing_data_reduction 'Bruker SHELXTL' _computing_molecular_graphics 'Bruker SHELXTL' _computing_publication_material 'Bruker SHELXTL' _computing_structure_refinement 'SHELXL-97 (Sheldrick, 1997)' _computing_structure_solution 'SHELXS-97 (Sheldrick, 1990)' _diffrn_ambient_temperature 100(2) _diffrn_measured_fraction_theta_full 0.988 _diffrn_measured_fraction_theta_max 0.988 _diffrn_measurement_device_type 'SMART APEX' _diffrn_measurement_method '\w scans' _diffrn_radiation_monochromator graphite _diffrn_radiation_source 'fine-focus sealed tube' _diffrn_radiation_type MoK\a _diffrn_radiation_wavelength 0.71073 _diffrn_reflns_av_R_equivalents 0.0692 _diffrn_reflns_av_sigmaI/netI 0.0632 _diffrn_reflns_limit_h_max 11 _diffrn_reflns_limit_h_min -11 _diffrn_reflns_limit_k_max 20 _diffrn_reflns_limit_k_min -20 _diffrn_reflns_limit_l_max 14 _diffrn_reflns_limit_l_min -14 _diffrn_reflns_number 13146 _diffrn_reflns_theta_full 25.00 _diffrn_reflns_theta_max 25.00 _diffrn_reflns_theta_min 2.09 _exptl_absorpt_coefficient_mu 0.341 _exptl_absorpt_correction_T_max 0.9475 _exptl_absorpt_correction_T_min 0.8958 _exptl_absorpt_correction_type multi-scan _exptl_absorpt_process_details SADABS _exptl_crystal_colour colorless _exptl_crystal_density_diffrn 1.017 _exptl_crystal_density_method 'not measured' _exptl_crystal_description plates _exptl_crystal_F_000 672 _exptl_crystal_size_max 0.33 _exptl_crystal_size_mid 0.28 _exptl_crystal_size_min 0.16 _refine_diff_density_max 0.876 _refine_diff_density_min -0.438 _refine_diff_density_rms 0.110 _refine_ls_extinction_method none _refine_ls_goodness_of_fit_ref 1.051 _refine_ls_hydrogen_treatment constr _refine_ls_matrix_type full _refine_ls_number_parameters 155 _refine_ls_number_reflns 3466 _refine_ls_number_restraints 0 _refine_ls_restrained_S_all 1.051 _refine_ls_R_factor_all 0.0890 _refine_ls_R_factor_gt 0.0598 _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^)+(0.1023P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_gt 0.1521 _refine_ls_wR_factor_ref 0.1734 _reflns_number_gt 2466 _reflns_number_total 3466 _reflns_threshold_expression >2sigma(I) _[local]_cod_data_source_file om1011165_si_001.cif _[local]_cod_data_source_block 35trans_529j _[local]_cod_cif_authors_sg_H-M P2(1)/c _cod_depositor_comments ; The following automatic conversions were performed: '_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic' according to /home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29. Automatic conversion script Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana ; _cod_database_code 4064079 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 Si1 Si 0.34954(12) 0.01332(5) 0.83350(7) 0.0301(3) Uani 1 1 d . Si2 Si 0.58715(13) 0.03966(5) 0.84445(8) 0.0354(3) Uani 1 1 d . Si3 Si 0.32189(12) -0.08131(5) 0.97249(8) 0.0336(3) Uani 1 1 d . Si4 Si 0.26148(16) -0.03623(5) 0.65350(9) 0.0486(4) Uani 1 1 d . Si5 Si 0.18990(13) 0.18491(5) 0.79440(8) 0.0383(3) Uani 1 1 d . C1 C 0.2439(5) 0.09780(18) 0.8798(3) 0.0389(10) Uani 1 1 d . H1A H 0.1576 0.0750 0.9010 0.047 Uiso 1 1 calc R H1B H 0.2957 0.1171 0.9514 0.047 Uiso 1 1 calc R C2 C 0.6343(5) 0.1151(2) 0.7409(4) 0.0540(12) Uani 1 1 d . H2A H 0.7346 0.1149 0.7392 0.081 Uiso 1 1 calc R H2B H 0.6053 0.1659 0.7650 0.081 Uiso 1 1 calc R H2C H 0.5875 0.1037 0.6648 0.081 Uiso 1 1 calc R C3 C 0.6801(6) -0.0509(2) 0.8067(3) 0.0558(14) Uani 1 1 d . H3A H 0.6612 -0.0601 0.7247 0.084 Uiso 1 1 calc R H3B H 0.6472 -0.0948 0.8479 0.084 Uiso 1 1 calc R H3C H 0.7798 -0.0446 0.8281 0.084 Uiso 1 1 calc R C4 C 0.3990(5) -0.17864(19) 0.9456(3) 0.0511(12) Uani 1 1 d . H4A H 0.3949 -0.2118 1.0120 0.077 Uiso 1 1 calc R H4B H 0.4955 -0.1721 0.9321 0.077 Uiso 1 1 calc R H4C H 0.3464 -0.2024 0.8787 0.077 Uiso 1 1 calc R C5 C 0.1320(5) -0.0979(2) 0.9770(4) 0.0521(12) Uani 1 1 d . H5A H 0.0899 -0.1176 0.9033 0.078 Uiso 1 1 calc R H5B H 0.0876 -0.0493 0.9936 0.078 Uiso 1 1 calc R H5C H 0.1194 -0.1355 1.0365 0.078 Uiso 1 1 calc R C6 C 0.3476(9) -0.1310(3) 0.6276(4) 0.110(3) Uani 1 1 d . H6A H 0.3148 -0.1494 0.5508 0.165 Uiso 1 1 calc R H6B H 0.3245 -0.1690 0.6835 0.165 Uiso 1 1 calc R H6C H 0.4480 -0.1239 0.6352 0.165 Uiso 1 1 calc R C7 C 0.2969(5) 0.0291(2) 0.5329(3) 0.0515(12) Uani 1 1 d . H7A H 0.3969 0.0357 0.5341 0.077 Uiso 1 1 calc R H7B H 0.2537 0.0793 0.5417 0.077 Uiso 1 1 calc R H7C H 0.2584 0.0061 0.4603 0.077 Uiso 1 1 calc R C8 C 0.0702(6) -0.0519(3) 0.6483(4) 0.082(2) Uani 1 1 d . H8A H 0.0354 -0.0782 0.5774 0.123 Uiso 1 1 calc R H8B H 0.0236 -0.0021 0.6518 0.123 Uiso 1 1 calc R H8C H 0.0518 -0.0837 0.7132 0.123 Uiso 1 1 calc R C9 C 0.1427(7) 0.2602(3) 0.8952(4) 0.084(2) Uani 1 1 d . H9A H 0.2261 0.2773 0.9434 0.125 Uiso 1 1 calc R H9B H 0.0769 0.2387 0.9430 0.125 Uiso 1 1 calc R H9C H 0.1004 0.3041 0.8522 0.125 Uiso 1 1 calc R C10 C 0.3256(5) 0.2250(2) 0.7146(4) 0.0595(14) Uani 1 1 d . H10A H 0.2893 0.2703 0.6716 0.089 Uiso 1 1 calc R H10B H 0.3531 0.1860 0.6620 0.089 Uiso 1 1 calc R H10C H 0.4060 0.2398 0.7681 0.089 Uiso 1 1 calc R C11 C 0.0343(6) 0.1639(3) 0.6917(4) 0.0717(15) Uani 1 1 d . H11A H -0.0048 0.2122 0.6595 0.108 Uiso 1 1 calc R H11B H -0.0347 0.1373 0.7311 0.108 Uiso 1 1 calc R H11C H 0.0603 0.1311 0.6305 0.108 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 Si1 0.0452(8) 0.0188(4) 0.0271(5) 0.0015(3) 0.0072(4) 0.0016(4) Si2 0.0481(9) 0.0283(5) 0.0321(5) 0.0078(4) 0.0138(5) 0.0044(5) Si3 0.0436(8) 0.0201(5) 0.0386(6) 0.0052(4) 0.0103(5) -0.0007(4) Si4 0.0834(12) 0.0258(5) 0.0340(6) -0.0036(4) -0.0027(6) 0.0050(6) Si5 0.0517(9) 0.0229(5) 0.0409(6) 0.0044(4) 0.0078(5) 0.0055(5) C1 0.057(3) 0.0247(17) 0.0368(19) 0.0031(14) 0.0125(19) 0.0064(18) C2 0.045(3) 0.063(3) 0.056(2) 0.033(2) 0.013(2) -0.005(2) C3 0.076(4) 0.053(3) 0.041(2) 0.0011(18) 0.016(2) 0.029(2) C4 0.084(4) 0.0214(18) 0.050(2) 0.0055(15) 0.018(2) 0.003(2) C5 0.042(3) 0.052(2) 0.064(3) 0.011(2) 0.014(2) -0.006(2) C6 0.230(9) 0.045(3) 0.048(3) -0.015(2) -0.014(4) 0.054(4) C7 0.073(4) 0.048(2) 0.033(2) -0.0016(16) 0.005(2) 0.003(2) C8 0.108(5) 0.073(3) 0.055(3) 0.007(2) -0.022(3) -0.055(3) C9 0.139(6) 0.044(3) 0.070(3) 0.000(2) 0.027(3) 0.037(3) C10 0.072(4) 0.035(2) 0.072(3) 0.0103(19) 0.010(3) -0.008(2) C11 0.059(4) 0.091(4) 0.067(3) 0.020(3) 0.015(3) 0.008(3) 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' Si Si 0.0817 0.0704 '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 Si1 Si2 113.37(14) . . C1 Si1 Si4 112.99(13) . . Si2 Si1 Si4 111.55(6) . . C1 Si1 Si3 102.83(12) . . Si2 Si1 Si3 107.03(6) . . Si4 Si1 Si3 108.40(5) . . C2 Si2 C3 105.1(2) . . C2 Si2 Si1 114.58(16) . . C3 Si2 Si1 108.76(17) . . C2 Si2 Si3 106.91(15) . 3_657 C3 Si2 Si3 109.62(15) . 3_657 Si1 Si2 Si3 111.58(6) . 3_657 C5 Si3 C4 106.3(2) . . C5 Si3 Si2 106.34(15) . 3_657 C4 Si3 Si2 108.51(14) . 3_657 C5 Si3 Si1 108.86(14) . . C4 Si3 Si1 114.96(13) . . Si2 Si3 Si1 111.45(5) 3_657 . C8 Si4 C7 109.6(2) . . C8 Si4 C6 109.1(3) . . C7 Si4 C6 105.9(2) . . C8 Si4 Si1 109.36(17) . . C7 Si4 Si1 112.61(14) . . C6 Si4 Si1 110.17(17) . . C10 Si5 C11 108.4(2) . . C10 Si5 C1 114.3(2) . . C11 Si5 C1 110.5(2) . . C10 Si5 C9 108.1(2) . . C11 Si5 C9 108.1(3) . . C1 Si5 C9 107.30(19) . . Si5 C1 Si1 126.5(2) . . loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance _geom_bond_site_symmetry_2 Si1 C1 1.911(4) . Si1 Si2 2.3484(18) . Si1 Si4 2.3615(15) . Si1 Si3 2.3658(13) . Si2 C2 1.890(4) . Si2 C3 1.896(4) . Si2 Si3 2.3541(15) 3_657 Si3 C5 1.881(5) . Si3 C4 1.893(4) . Si3 Si2 2.3541(15) 3_657 Si4 C8 1.878(6) . Si4 C7 1.889(4) . Si4 C6 1.891(5) . Si5 C10 1.853(5) . Si5 C11 1.860(5) . Si5 C1 1.860(3) . Si5 C9 1.867(4) . 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 _geom_torsion_site_symmetry_4 C1 Si1 Si2 C2 -66.8(2) . Si4 Si1 Si2 C2 62.10(17) . Si3 Si1 Si2 C2 -179.48(17) . C1 Si1 Si2 C3 175.89(17) . Si4 Si1 Si2 C3 -55.20(14) . Si3 Si1 Si2 C3 63.22(14) . C1 Si1 Si2 Si3 54.84(13) 3_657 Si4 Si1 Si2 Si3 -176.24(5) 3_657 Si3 Si1 Si2 Si3 -57.83(6) 3_657 C1 Si1 Si3 C5 55.0(2) . Si2 Si1 Si3 C5 174.73(15) . Si4 Si1 Si3 C5 -64.83(16) . C1 Si1 Si3 C4 174.1(2) . Si2 Si1 Si3 C4 -66.25(18) . Si4 Si1 Si3 C4 54.20(18) . C1 Si1 Si3 Si2 -61.94(15) 3_657 Si2 Si1 Si3 Si2 57.75(8) 3_657 Si4 Si1 Si3 Si2 178.19(6) 3_657 C1 Si1 Si4 C8 -48.5(2) . Si2 Si1 Si4 C8 -177.57(17) . Si3 Si1 Si4 C8 64.84(18) . C1 Si1 Si4 C7 73.7(2) . Si2 Si1 Si4 C7 -55.46(18) . Si3 Si1 Si4 C7 -173.05(17) . C1 Si1 Si4 C6 -168.3(3) . Si2 Si1 Si4 C6 62.6(3) . Si3 Si1 Si4 C6 -55.0(3) . C10 Si5 C1 Si1 -41.9(3) . C11 Si5 C1 Si1 80.7(3) . C9 Si5 C1 Si1 -161.7(3) . Si2 Si1 C1 Si5 78.0(3) . Si4 Si1 C1 Si5 -50.1(3) . Si3 Si1 C1 Si5 -166.8(2) .