#------------------------------------------------------------------------------ #$Date: 2009-05-13 19:45:18 +0100 (Wed, 13 May 2009) $ #$Revision: 720 $ #$URL: svn://www.crystallography.net/cod/cif/2/2003094.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_2003094 _journal_name_full 'Acta Crystallographica, Section B' _journal_year 1999 _journal_volume B55 _journal_page_first 410 _journal_page_last 423 loop_ _publ_author_name ; Frederik C. Krebs ; _chemical_name_systematic ; 4,8,12-trioxa-4,8,12,12c-tetrahydro-dibenzo[cd,mn]pyrenium hexafluorophosphate ; _chemical_name_common ? _chemical_formula_moiety 'C19 H9 O3,F6 P' _chemical_formula_sum 'C19 H9 F6 O3 P' _chemical_formula_structural ? _chemical_formula_analytical ? _chemical_formula_weight 430.23 _chemical_melting_point ? _symmetry_cell_setting trigonal _symmetry_space_group_name_H-M 'R -3c' _symmetry_space_group_name_Hall '-R 3 2"c' loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-y, x-y, z' '-x+y, -x, z' 'y, x, -z+1/2' 'x-y, -y, -z+1/2' '-x, -x+y, -z+1/2' 'x+2/3, y+1/3, z+1/3' '-y+2/3, x-y+1/3, z+1/3' '-x+y+2/3, -x+1/3, z+1/3' 'y+2/3, x+1/3, -z+5/6' 'x-y+2/3, -y+1/3, -z+5/6' '-x+2/3, -x+y+1/3, -z+5/6' 'x+1/3, y+2/3, z+2/3' '-y+1/3, x-y+2/3, z+2/3' '-x+y+1/3, -x+2/3, z+2/3' 'y+1/3, x+2/3, -z+7/6' 'x-y+1/3, -y+2/3, -z+7/6' '-x+1/3, -x+y+2/3, -z+7/6' '-x, -y, -z' 'y, -x+y, -z' 'x-y, x, -z' '-y, -x, z-1/2' '-x+y, y, z-1/2' 'x, x-y, z-1/2' '-x+2/3, -y+1/3, -z+1/3' 'y+2/3, -x+y+1/3, -z+1/3' 'x-y+2/3, x+1/3, -z+1/3' '-y+2/3, -x+1/3, z-1/6' '-x+y+2/3, y+1/3, z-1/6' 'x+2/3, x-y+1/3, z-1/6' '-x+1/3, -y+2/3, -z+2/3' 'y+1/3, -x+y+2/3, -z+2/3' 'x-y+1/3, x+2/3, -z+2/3' '-y+1/3, -x+2/3, z+1/6' '-x+y+1/3, y+2/3, z+1/6' 'x+1/3, x-y+2/3, z+1/6' _cell_length_a 13.111(2) _cell_length_b 13.111(2) _cell_length_c 16.953(3) _cell_angle_alpha 90.00 _cell_angle_beta 90.00 _cell_angle_gamma 120.00 _cell_volume 2523.6(7) _cell_formula_units_Z 6 _cell_measurement_reflns_used ? _cell_measurement_theta_min ? _cell_measurement_theta_max ? _cell_measurement_temperature 313(2) _exptl_crystal_description prism _exptl_crystal_colour orange _exptl_crystal_size_max 0.25 _exptl_crystal_size_mid 0.25 _exptl_crystal_size_min 0.075 _exptl_crystal_density_diffrn 1.699 _exptl_crystal_density_meas ? _exptl_crystal_density_method ? _exptl_crystal_F_000 1296 _exptl_absorpt_coefficient_mu 0.247 _exptl_absorpt_correction_type none _exptl_absorpt_correction_T_min ? _exptl_absorpt_correction_T_max ? _diffrn_ambient_temperature 293(2) _diffrn_radiation_type MoK\a _diffrn_radiation_wavelength 0.71073 _diffrn_radiation_source 'fine-focus sealed tube' _diffrn_radiation_monochromator graphite _diffrn_measurement_device_type 'Siemens SMART CCD' _diffrn_measurement_method 'omega scan, frame data integration' _diffrn_reflns_number 8369 _diffrn_reflns_av_R_equivalents 0.0667 _diffrn_reflns_av_sigmaI/netI 0.0215 _diffrn_reflns_theta_min 3.00 _diffrn_reflns_theta_max 26.34 _diffrn_reflns_limit_h_min -16 _diffrn_reflns_limit_h_max 16 _diffrn_reflns_limit_k_min -16 _diffrn_reflns_limit_k_max 16 _diffrn_reflns_limit_l_min -21 _diffrn_reflns_limit_l_max 21 _diffrn_standards_number ? _diffrn_standards_interval_count ? _diffrn_standards_interval_time ? _diffrn_standards_decay_% ? _reflns_number_total 577 _reflns_number_observed 303 _reflns_observed_criterion >2sigma(I) _refine_ls_structure_factor_coef Fsqd _refine_ls_matrix_type full _refine_ls_R_factor_all 0.0863 _refine_ls_R_factor_gt 0.0363 _refine_ls_wR_factor_ref 0.1095 _refine_ls_goodness_of_fit_ref 1.054 _refine_ls_restrained_S_all 1.054 _refine_ls_number_reflns 576 _refine_ls_number_parameters 47 _refine_ls_number_restraints 0 _refine_ls_hydrogen_treatment mixed _refine_ls_weighting_scheme 'calc w=1/[\s^2^(Fo^2^)+(0.0454P)^2^+1.2721P] where P=(Fo^2^+2Fc^2^)/3' _refine_ls_shift/su_max 0.003 _refine_diff_density_max 0.104 _refine_diff_density_min -0.183 _refine_ls_extinction_method none _refine_ls_extinction_coef ? 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' 'F' 'F' 0.0171 0.0103 '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' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv _atom_site_thermal_displace_type _atom_site_calc_flag _atom_site_refinement_flags _atom_site_occupancy _atom_site_disorder_group _atom_site_type_symbol P1 0.0000 0.0000 0.0000 0.0643(5) Uani d S 1 . P F1 0.0486(2) 0.11406(13) 0.05391(9) 0.0998(7) Uani d . 1 . F O1 0.7886(2) 0.0000 0.2500 0.0808(8) Uani d S 1 . O C1 1.0000 0.0000 0.2500 0.0555(13) Uani d S 1 . C C2 1.0000 0.1063(3) 0.2500 0.0626(9) Uani d S 1 . C C3 0.8930(3) 0.1053(3) 0.25162(12) 0.0711(7) Uani d . 1 . C C4 0.8923(3) 0.2093(3) 0.25351(15) 0.0934(10) Uani d . 1 . C H4 0.8222 0.2106 0.2570 0.112 Uiso calc . 1 . H C5 1.0000 0.3127(3) 0.2500 0.104(2) Uani d S 1 . C H5 1.0000 0.3836 0.2500 0.125 Uiso calc S 1 . H loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_23 P1 0.0634(7) 0.0634(7) 0.0662(9) 0.0317(3) 0.000 0.000 F1 0.1059(14) 0.0818(11) 0.1048(13) 0.0418(11) -0.0121(10) -0.0294(8) O1 0.0744(12) 0.106(2) 0.073(2) 0.0529(11) 0.0009(8) 0.002(2) C1 0.064(2) 0.064(2) 0.038(3) 0.0321(11) 0.000 0.000 C2 0.077(3) 0.068(2) 0.046(2) 0.0386(13) 0.001(2) 0.0006(9) C3 0.089(2) 0.088(2) 0.0513(13) 0.055(2) -0.004(2) -0.0010(14) C4 0.133(3) 0.120(3) 0.067(2) 0.093(2) -0.009(2) -0.009(2) C5 0.172(5) 0.093(2) 0.073(3) 0.086(3) -0.027(3) -0.013(2)