#------------------------------------------------------------------------------ #$Date: 2012-02-03 17:16:24 +0000 (Fri, 03 Feb 2012) $ #$Revision: 32112 $ #$URL: svn://www.crystallography.net/cod/cif/2/00/20/2002009.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_2002009 loop_ _publ_author_name 'B\'elanger, S.' 'Beauchamp, A. L.' _publ_section_title ; Structure of ethyltriphenylphosphonium triiodide, [P(C~2~H~5~)(C~6~H~5~)~3~]I~3~ ; _journal_issue 2 _journal_name_full 'Acta Crystallographica Section C' _journal_page_first 388 _journal_page_last 391 _journal_volume 49 _journal_year 1993 _chemical_formula_moiety 'C20 H20 P1 1+,I3 1-' _chemical_formula_sum 'C20 H20 I3 P' _chemical_formula_weight 672.07 _symmetry_cell_setting monoclinic _symmetry_space_group_name_Hall '-P 2yn' _symmetry_space_group_name_H-M 'P 1 21/n 1' _atom_type_scat_source ; Cromer & Liberman (1970) and for the H atoms, Stewart, Davidson & Simpson (1965) ; _cell_angle_alpha 90 _cell_angle_beta 93.26(3) _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 11.749(3) _cell_length_b 12.028(2) _cell_length_c 15.652(6) _cell_measurement_reflns_used 25 _cell_measurement_temperature 298 _cell_measurement_theta_max 12.5 _cell_measurement_theta_min 10.0 _cell_volume 2208.3(11) _diffrn_measurement_device 'Enraf-Nonius CAD-4' _diffrn_measurement_method \w/2\q _diffrn_radiation_type CuK\a _diffrn_radiation_wavelength 1.54178 _diffrn_reflns_av_R_equivalents 0.031 _diffrn_reflns_limit_h_max 14 _diffrn_reflns_limit_h_min 0 _diffrn_reflns_limit_k_max 14 _diffrn_reflns_limit_k_min 0 _diffrn_reflns_limit_l_max 19 _diffrn_reflns_limit_l_min -19 _diffrn_reflns_number 4330 _diffrn_reflns_theta_max 70 _diffrn_standards_decay_% 3 _diffrn_standards_interval_time 60 _diffrn_standards_number 7 _exptl_absorpt_coefficient_mu 34.4 _exptl_absorpt_correction_T_max 0.71 _exptl_absorpt_correction_T_min 0.08 _exptl_absorpt_correction_type 'Gaussian integration (10x10x10)' _exptl_crystal_colour Orange _exptl_crystal_density_diffrn 2.021 _exptl_crystal_density_meas 1.98 _exptl_crystal_description 'Thin plates' _exptl_crystal_size_max 0.39 _exptl_crystal_size_mid 0.21 _exptl_crystal_size_min 0.01 _refine_diff_density_max 0.29 _refine_diff_density_min -0.37 _refine_ls_goodness_of_fit_obs 1.73 _refine_ls_hydrogen_treatment 'Hydrogen positions calculated' _refine_ls_number_parameters 343 _refine_ls_number_reflns 2181 _refine_ls_R_factor_obs 0.049 _refine_ls_shift/esd_max 0.01 _refine_ls_structure_factor_coef F _refine_ls_weighting_scheme 1/\s^2^(F)+0.0001F^2^ _refine_ls_wR_factor_obs 0.048 _reflns_number_observed 2181 _reflns_number_total 4179 _reflns_observed_criterion I>=3\s(I) _[local]_cod_data_source_file cd1009.cif _[local]_cod_data_source_block cd1009_structure_1_of_1 _[local]_cod_chemical_formula_sum_orig 'C20 H20 I3 P1' _cod_original_cell_volume 2208.2(11) _cod_database_code 2002009 loop_ _symmetry_equiv_pos_as_xyz x,y,z 1/2+x,1/2-y,1/2+z -1/2+x,1/2-y,-1/2+z loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv I(1) .37537(8) .21798(10) .30044(6) .067 I(2) .53710(7) .28920(9) .43707(6) .050 I(3) .69645(9) .35166(11) .58142(7) .079 P .8633(3) .1349(3) .2742(2) .040 C(4) .9740(12) .0365(12) .2489(9) .056 C(5) 1.0569(13) .0102(13) .3234(10) .071 C(11) .9265(10) .2624(10) .3131(7) .033 C(12) 1.0319(10) .2960(12) .2842(8) .046 C(13) 1.0772(12) .3976(13) .3092(9) .057 C(14) 1.0221(12) .4620(12) .3667(9) .053 C(15) .9181(11) .4299(12) .3959(8) .045 C(16) .8713(10) .3283(12) .3689(8) .042 C(21) .7724(12) .1651(11) .1802(7) .046 C(22) .6687(11) .2173(13) .1883(8) .049 C(23) .6035(12) .2474(13) .1197(10) .060 C(24) .6381(13) .2266(13) .0393(10) .059 C(25) .7420(14) .1753(14) .0279(8) .063 C(26) .8100(10) .1442(12) .0989(8) .047 C(31) .7802(10) .0745(11) .3545(7) .040 C(32) .8106(12) .0855(13) .4417(8) .057 C(33) .7448(14) .0348(13) .5019(9) .064 C(34) .6531(12) -.0295(13) .4769(9) .057 C(35) .6234(12) -.0416(12) .3918(9) .056 C(36) .6861(11) .0097(12) .3292(8) .048 H(12) 1.0720 .2491 .2475 ? H(13) 1.1460 .4229 .2869 ? H(14) 1.0561 .5296 .3866 ? H(15) .8793 .4763 .4338 ? H(16) .8006 .3048 .3893 ? H(22) .6435 .2319 .2438 ? H(23) .5327 .2834 .1268 ? H(24) .5906 .2474 -.0092 ? H(25) .7662 .1616 -.0280 ? H(26) .8814 .1091 .0924 ? H(32) .8760 .1275 .4598 ? H(33) .7640 .0451 .5612 ? H(34) .6102 -.0657 .5184 ? H(35) .5590 -.0856 .3746 ? H(36) .6646 .0004 .2702 ? H(41) .9384 -.0307 .2300 ? H(42) 1.0156 .0670 .2041 ? H(51) 1.0934 .0766 .3432 ? H(52) 1.0170 -.0219 .3684 ? H(53) 1.1126 -.0408 .3057 ? loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_site_symmetry_2 _geom_bond_distance _geom_bond_publ_flag I(1) I(2) . 2.9080(10) yes P C(11) . 1.795(12) yes P C(31) . 1.789(13) yes C(4) C(5) . 1.51(2) yes I(2) I(3) . 2.9480(10) yes P C(21) . 1.805(13) yes P C(4) . 1.819(14) yes I(3) I(1) 2 4.0070(10) yes C(11) C(12) . 1.402(17) no C(11) C(16) . 1.370(17) no C(12) C(13) . 1.38(2) no C(13) C(14) . 1.38(2) no C(14) C(15) . 1.384(19) no C(15) C(16) . 1.396(19) no C(21) C(22) . 1.383(19) no C(21) C(26) . 1.393(17) no C(22) C(23) . 1.33(2) no C(23) C(24) . 1.37(2) no C(24) C(25) . 1.39(2) no C(25) C(26) . 1.383(18) no C(31) C(32) . 1.397(18) no C(31) C(36) . 1.392(18) no C(32) C(33) . 1.39(2) no C(33) C(34) . 1.37(2) no C(34) C(35) . 1.37(2) no C(35) C(36) . 1.402(19) no loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle_site_symmetry_3 _geom_angle _geom_angle_publ_flag I(1) I(2) I(3) . 176.89(5) yes C(4) P C(11) . 110.0(6) yes C(4) P C(21) . 110.5(6) yes C(4) P C(31) . 108.3(6) yes P C(11) C(12) . 119.5(9) yes P C(21) C(22) . 120.0(10) yes P C(31) C(32) . 121.9(10) yes I(2) I(3) I(1) 2 151.86(4) yes C(11) P C(21) . 108.6(6) yes C(11) P C(31) . 109.9(6) yes C(21) P C(31) . 109.5(6) yes P C(4) C(5) . 114.0(10) yes P C(11) C(16) . 120.6(9) yes P C(21) C(26) . 120.3(10) yes P C(31) C(36) . 118.9(10) yes I(2) I(1) I(3) 3 168.51(4) yes