#------------------------------------------------------------------------------ #$Date: 2017-09-05 21:07:35 +0100 (Tue, 05 Sep 2017) $ #$Revision: 200180 $ #$URL: svn://www.crystallography.net/cod/cif/2/01/03/2010389.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/. The original data for this entry # were provided by IUCr Journals, http://journals.iucr.org/. # # The file may be used within the scientific community so long as # proper attribution is given to the journal article from which the # data were obtained. # data_2010389 loop_ _publ_author_name 'Lukens, Wayne' _publ_section_title ; Chlorotris(trimethylsilylcyclopentadienyl)zirconium ; _journal_issue 1 _journal_name_full 'Acta Crystallographica Section C' _journal_page_first 10 _journal_page_last 12 _journal_paper_doi 10.1107/S0108270194007547 _journal_volume 51 _journal_year 1995 _chemical_formula_sum 'C24 H39 Cl Si3 Zr' _chemical_formula_weight 538.51 _space_group_IT_number 61 _symmetry_cell_setting orthorhombic _symmetry_space_group_name_Hall '-P 2ac 2ab' _symmetry_space_group_name_H-M 'P b c a' _atom_type_scat_source IntTabIV _cell_angle_alpha 90. _cell_angle_beta 90. _cell_angle_gamma 90. _cell_formula_units_Z 8 _cell_length_a 11.979(2) _cell_length_b 12.773(2) _cell_length_c 37.264(6) _cell_measurement_reflns_used 24 _cell_measurement_temperature 173 _cell_measurement_theta_max 13 _cell_measurement_theta_min 11 _cell_volume 5701.7(16) _diffrn_measurement_device 'Enraf-Nonius CAD-4' _diffrn_measurement_method \w/2\q _diffrn_radiation_type MoK\a _diffrn_radiation_wavelength 0.71073 _diffrn_reflns_limit_h_max 12 _diffrn_reflns_limit_h_min 0 _diffrn_reflns_limit_k_max 13 _diffrn_reflns_limit_k_min 0 _diffrn_reflns_limit_l_max 40 _diffrn_reflns_limit_l_min 0 _diffrn_reflns_number 4201 _diffrn_reflns_theta_max 22.5 _diffrn_standards_decay_% '10.3% (linear decay)' _diffrn_standards_interval_time 60 _diffrn_standards_number 3 _exptl_absorpt_coefficient_mu 0.61 _exptl_absorpt_correction_T_max 0.997 _exptl_absorpt_correction_T_min 0.775 _exptl_absorpt_correction_type empirical _exptl_crystal_colour orange _exptl_crystal_density_diffrn 1.255 _exptl_crystal_description needles _exptl_crystal_size_max 0.45 _exptl_crystal_size_mid 0.40 _exptl_crystal_size_min 0.40 _refine_diff_density_max 1.81 _refine_diff_density_min -0.39 _refine_ls_extinction_coef 5.1E-8 _refine_ls_extinction_method 'secondary (Stout & Jensen, 1968)' _refine_ls_goodness_of_fit_obs 1.999 _refine_ls_hydrogen_treatment noref _refine_ls_number_parameters 290 _refine_ls_number_reflns 2873 _refine_ls_R_factor_obs 0.0467 _refine_ls_shift/esd_max <0.01 _refine_ls_structure_factor_coef F _refine_ls_weighting_details 'w = 1/\s^2^(F~o~)' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_obs 0.0585 _reflns_number_observed 2873 _reflns_number_total 3699 _reflns_observed_criterion F^2^>3\s(F^2^) _cod_data_source_file mu1105.cif _cod_data_source_block mu1105a _cod_depositor_comments ; Marking atoms 'C22', 'C23', 'C24', 'H22A', 'H22B', 'H22C', 'H23A', ''H23B', 'H23C', 'H24A', 'H24B', 'H24C' and 'C22'', 'C23'', 'C24'', 'H22A'', 'H22B'', 'H22C'', 'H23A'', ''H23B'', 'H23C'', 'H24A'', 'H24B'', 'H24C'' as belonging to disorder groups '1' and '2' respectively with the occupancy of 0.5 after consulting the original publication. Antanas Vaitkus, 2017-09-05 The following automatic conversions were performed: '_refine_ls_weighting_scheme' value '1/\s^2^(F~o~)' was changed to 'calc'. New tag '_refine_ls_weighting_details' was created. The value of the new tag was set to 'w = 1/\s^2^(F~o~)'. Automatic conversion script Id: cif_fix_values 3143 2015-03-26 13:38:13Z robertas ; _cod_original_cell_volume 5702(2) _cod_database_code 2010389 loop_ _symmetry_equiv_pos_as_xyz x,y,z 1/2+x,y,1/2-z x,1/2-y,1/2+z 1/2-x,1/2+y,z -x,-y,-z 1/2-x,-y,1/2+z -x,1/2+y,1/2-z 1/2+x,1/2-y,-z loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_disorder_group Zr .052160(10) .915990(10) .112250(10) 1 . Cl -.05030(10) 1.04550(10) .077070(10) 1 . Si1 .27350(10) .95520(10) .030560(10) 1 . Si2 -.2734(4) .88640(10) .125350(10) 1 . Si3 .34320(10) 1.0357(2) .226740(10) 1 . C1 .1803(4) .8687(4) .05860(10) 1 . C2 .2135(4) .8091(4) .08900(10) 1 . C3 .1282(5) .7392(4) .0986(2) 1 . C4 .0386(4) .7551(4) .0747(2) 1 . C5 .0716(4) .8330(5) .05020(10) 1 . C6 -.1292(4) .8857(4) .14580(10) 1 . C7 -.0604(4) .7978(4) .15160(10) 1 . C8 .0335(5) .8270(5) .17170(10) 1 . C9 .0269(5) .9347(5) .17850(10) 1 . C10 -.0729(4) .9717(4) .16280(10) 1 . C11 .2714(4) 1.0616(4) .18330(10) 1 . C12 .1888(5) 1.1419(4) .1765(2) 1 . C13 .1465(5) 1.1297(4) .14220(10) 1 . C14 .1975(4) 1.0385(4) .12600(10) 1 . C15 .2770(4) 1.0021(5) .15240(10) 1 . C16 .2944(5) .8883(5) -.0130(2) 1 . C17 .2107(6) 1.0863(5) .0226(2) 1 . C18 .4110(5) .9657(5) .0539(2) 1 . C19 -.3281(5) 1.0219(5) .1257(2) 1 . C20 -.3597(6) .7999(6) .1547(2) 1 . C21 -.2728(5) .8313(5) .0792(2) 1 . C22 .2980(10) .9140(10) .2453(4) 0.5 1 C22' .4250(10) 1.1400(10) .2437(4) 0.5 2 C23 .310(2) 1.1470(10) .2574(4) 0.5 1 C23' .433(2) .9150(10) .2218(5) 0.5 2 C24 .5000(10) 1.037(3) .2175(5) 0.5 1 C24' .230(2) .998(3) .2621(5) 0.5 2 H2 .282990(10) .815730(10) .101100(10) 1 . H3 .130490(10) .689930(10) .117670(10) 1 . H4 -.031210(10) .719870(10) .075090(10) 1 . H5 .027430(10) .858010(10) .030870(10) 1 . H7 -.075510(10) .728970(10) .143230(10) 1 . H8 .091660(10) .781560(10) .179320(10) 1 . H9 .079770(10) .975370(10) .191410(10) 1 . H10 -.098610(10) 1.042040(10) .163340(10) 1 . H12 .166990(10) 1.194680(10) .193000(10) 1 . H13 .092880(10) 1.173910(10) .131110(10) 1 . H14 .182130(10) 1.009130(10) .103110(10) 1 . H15 .326390(10) .944790(10) .148950(10) 1 . H16A .326490(10) .821310(10) -.009040(10) 1 . H16B .224470(10) .880430(10) -.024750(10) 1 . H16C .324890(10) .928880(10) -.027640(10) 1 . H17A .141030(10) 1.078340(10) .010730(10) 1 . H17B .199530(10) 1.120670(10) .044930(10) 1 . H17C .259440(10) 1.126900(10) .008080(10) 1 . H18A .401290(10) .999910(10) .076290(10) 1 . H18B .440490(10) .897530(10) .057760(10) 1 . H18C .461330(10) 1.004830(10) .039440(10) 1 . H19A -.283170(10) 1.064640(10) .110600(10) 1 . H19B -.402760(10) 1.022030(10) .117070(10) 1 . H19C -.326450(10) 1.048540(10) .149450(10) 1 . H20A -.360540(10) .827150(10) .178420(10) 1 . H20B -.433840(10) .797010(10) .145690(10) 1 . H20C -.328730(10) .731390(10) .154940(10) 1 . H21A -.244430(10) .762320(10) .079700(10) 1 . H21B -.346770(10) .831160(10) .070010(10) 1 . H21C -.226880(10) .873860(10) .064220(10) 1 . H22A .316270(10) .858570(10) .229120(10) 0.5 1 H22B .335250(10) .902070(10) .267510(10) 0.5 1 H22C .220040(10) .915360(10) .249050(10) 0.5 1 H23A .232550(10) 1.147980(10) .262370(10) 0.5 1 H23B .350670(10) 1.139320(10) .279170(10) 0.5 1 H23C .331020(10) 1.211250(10) .246220(10) 0.5 1 H24A .520250(10) 1.103230(10) .207710(10) 0.5 1 H24B .539190(10) 1.026110(10) .239290(10) 0.5 1 H24C .517810(10) .983420(10) .200920(10) 0.5 1 H22'A .380010(10) 1.200380(10) .246160(10) 0.5 2 H22'B .454620(10) 1.120600(10) .266410(10) 0.5 2 H22'C .484600(10) 1.153720(10) .227530(10) 0.5 2 H23'A .490260(10) .928420(10) .204820(10) 0.5 2 H23'B .465410(10) .898430(10) .244360(10) 0.5 2 H23'C .388250(10) .858410(10) .213870(10) 0.5 2 H24'A .186170(10) .941970(10) .253060(10) 0.5 2 H24'B .265820(10) .976490(10) .283680(10) 0.5 2 H24'C .183990(10) 1.056650(10) .266760(10) 0.5 2 loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle _geom_angle_publ_flag Cp1 Zr Cp2 127.8 yes Cl Zr C14 92.10(10) yes loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_site_symmetry_1 _geom_bond_site_symmetry_2 _geom_bond_distance _geom_bond_publ_flag Zr Cl . . 2.4420(10) yes Zr Cp1 . . 2.227 yes Zr C1 . . 2.591(5) yes Zr C2 . . 2.519(5) yes Zr C3 . . 2.488(6) yes Zr C4 . . 2.491(6) yes Zr C5 . . 2.553(5) yes C11 C12 . . 1.447(8) yes C12 C13 . . 1.383(8) yes C14 C15 . . 1.446(8) yes Zr C14 . . 2.396(5) yes Zr Cp2 . . 2.200 yes Zr C6 . . 2.536(5) yes Zr C7 . . 2.501(5) yes Zr C8 . . 2.500(5) yes Zr C9 . . 2.500(5) yes Zr C10 . . 2.509(5) yes C11 C15 . . 1.381(8) yes C13 C14 . . 1.447(8) yes Cp Zr . . 2.52(3) no Si1 C1 . . 1.888(6) no Si1 C16 . . 1.852(6) no Si1 C17 . . 1.859(7) no Si1 C18 . . 1.867(7) no Si2 C6 . . 1.887(5) no Si2 C19 . . 1.851(7) no Si2 C20 . . 1.868(7) no Si2 C21 . . 1.856(7) no Si3 C11 . . 1.863(6) no Si3 C22 . . 1.79(2) no Si3 C22 . . 1.77(2) no Si3 C23 . . 1.87(2) no Si3 C23 . . 1.88(2) no Si3 C24 . . 1.91(2) no Si3 C24 . . 1.95(2) no C1 C2 . . 1.421(8) no C1 C5 . . 1.414(7) no C2 C3 . . 1.403(8) no C3 C4 . . 1.409(8) no C4 C5 . . 1.407(8) no C6 C7 . . 1.410(8) no C6 C10 . . 1.436(8) no C7 C8 . . 1.401(8) no C8 C9 . . 1.402(9) no C9 C10 . . 1.413(8) no C22 C23 . . 1.83(4) no C22 C24 . . 1.49(4) no C22 C23 . . 1.47(3) no C22 C24 . . 1.86(4) no C23 C24 . . 1.76(4) no loop_ _geom_contact_atom_site_label_1 _geom_contact_atom_site_label_2 _geom_contact_distance _geom_contact_publ_flag Zr C15 3.271(5) no Si1 C2 2.958(6) no Si1 C5 2.971(6) no Si2 C7 2.957(6) no Si2 C10 2.983(6) no Si3 C12 2.961(6) no Si3 C15 2.914(6) no Cl C5 3.241(6) no Cl C6 3.408(5) no C1 C10 3.341(6) no Cl C14 3.484(5) no C1 C3 2.311(8) no C1 C4 2.311(8) no C1 C14 3.324(8) no C1 C16 3.011(8) no C1 C17 3.109(8) no C1 C18 3.034(8) no C2 C4 2.269(8) no C2 C5 2.252(8) no C2 C14 3.243(8) no C2 C15 3.496(8) no C2 C18 3.364(9) no C3 C5 2.268(8) no C3 C7 3.094(8) no C3 C8 3.157(8) no C4 C7 3.149(8) no C6 C8 2.301(8) no C6 C9 2.319(8) no C6 C19 3.044(8) no C6 C20 2.990(8) no C6 C21 3.097(8) no C7 C9 2.271(8) no C7 C10 2.265(8) no C8 C10 2.270(8) no C9 C11 3.353(8) no C9 C12 3.282(8) no C9 C13 3.177(8) no C9 C14 3.125(8) no C9 C15 3.266(8) no C10 C13 3.402(7) no C10 C19 3.416(8) no C11 C13 2.310(8) no C11 C14 2.329(8) no C11 C22 3.00(2) no C11 C22 3.07(2) no C11 C23 3.01(2) no C11 C23 3.05(2) no C11 C24 3.03(2) no C11 C24 3.09(2) no C12 C14 2.300(8) no C12 C15 2.260(8) no C12 C23 3.35(2) no C13 C15 2.290(8) no C15 C23 3.38(2) no C16 C17 3.027(9) no C16 C18 3.024(9) no C17 C18 3.080(10) no C19 C20 3.060(10) no C19 C21 3.055(9) no C20 C21 3.030(10) no C22 C22 3.26(2) no C22 C23 3.02(2) no C22 C24 3.06(3) no C22 C23 2.98(2) no C22 C24 3.03(3) no C23 C24 3.05(4) no C23 C24 2.14(4) no C23 C24 3.04(4) no