#------------------------------------------------------------------------------ #$Date: 2025-08-18 23:52:38 +0100 (Mon, 18 Aug 2025) $ #$Revision: 301791 $ #$URL: svn://www.crystallography.net/cod/cif/2/00/04/2000496.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_2000496 loop_ _publ_author_name 'Gallacher, A. C.' 'Pinkerton, A. A.' _publ_section_title ; Structures of bis(dialkylthiophosphoryl) disulfides, [R~2~P(S)]~2~S~2~, R = Me, ^i^Pr, and the question of P-S \p bonding ; _journal_issue 11 _journal_name_full 'Acta Crystallographica Section C' _journal_page_first 2085 _journal_page_last 2088 _journal_paper_doi 10.1107/S0108270192008333 _journal_volume 48 _journal_year 1992 _chemical_formula_sum 'C4 H12 P2 S4' _chemical_formula_weight 250.34 _symmetry_cell_setting orthorhombic _symmetry_space_group_name_H-M 'P n a 21' _atom_type_scat_source IntTabIV _cell_angle_alpha 90.00 _cell_angle_beta 90.00 _cell_angle_gamma 90.00 _cell_formula_units_Z 4.00 _cell_length_a 22.046(6) _cell_length_b 6.2260(10) _cell_length_c 8.480(3) _cell_measurement_reflns_used 25 _cell_measurement_temperature 294 _cell_measurement_theta_max 14 _cell_measurement_theta_min 10 _cell_volume 1164.0(6) _diffrn_measurement_device Enraf_Nonius_CAD4 _diffrn_measurement_method \q/2\q _diffrn_radiation_type 'Mo K\a' _diffrn_radiation_wavelength 0.71073 _diffrn_reflns_limit_h_max 10 _diffrn_reflns_limit_h_min 0 _diffrn_reflns_limit_k_max 26 _diffrn_reflns_limit_k_min 0 _diffrn_reflns_limit_l_max 7 _diffrn_reflns_limit_l_min 0 _diffrn_reflns_number 1246 _diffrn_reflns_theta_max 24.98 _diffrn_standards_decay_% 2.54 _diffrn_standards_interval_time 50 _diffrn_standards_number 3 _exptl_absorpt_coefficient_mu 1.000 _exptl_absorpt_correction_T_max 1.1640 _exptl_absorpt_correction_T_min 0.7900 _exptl_absorpt_correction_type refined_empirical_(Walker_&_Stuart,_1983) _exptl_crystal_colour colorless _exptl_crystal_density_diffrn 1.43 _exptl_crystal_description irregular_shaped _exptl_crystal_F_000 520 _exptl_crystal_size_max 0.40 _exptl_crystal_size_mid 0.36 _exptl_crystal_size_min 0.29 _refine_diff_density_max 0.3604 _refine_diff_density_min -0.3156 _refine_ls_goodness_of_fit_obs 1.265 _refine_ls_hydrogen_treatment 'H atoms riding' _refine_ls_number_parameters 90 _refine_ls_number_reflns 750 _refine_ls_R_factor_obs 0.042 _refine_ls_shift/esd_max 0.010 _refine_ls_structure_factor_coef F _refine_ls_weighting_details 'w = 4F~o~^2^/[\s^2^(F~o~^2^)+0.0004F~o~^4^]' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_obs 0.041 _reflns_number_observed 750 _reflns_number_total 1246 _reflns_observed_criterion >3.0\s(I) _cod_data_source_file ab1019.cif _cod_data_source_block TONY01 _cod_depositor_comments ; The following automatic conversions were performed: '_refine_ls_weighting_scheme' value 'w = 4F~o~^2^/[\s^2^(F~o~^2^)+0.0004F~o~^4^]' was changed to 'calc'. New tag '_refine_ls_weighting_details' was created. The value of the new tag was set to 'w = 4F~o~^2^/[\s^2^(F~o~^2^)+0.0004F~o~^4^]'. Automatic conversion script Id: cif_fix_values 3143 2015-03-26 13:38:13Z robertas ; _cod_original_cell_volume 1164.0(9) _cod_original_sg_symbol_H-M Pna21 _cod_database_code 2000496 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 S1 0.0390(10) 0.0690(10) 0.071(2) -0.0040(10) 0.0020(10) 0.003(2) S2 0.0510(10) 0.0400(10) 0.0450(10) -0.0090(10) 0.0050(10) -0.0100(10) S3 0.0560(10) 0.0420(10) 0.0470(10) 0.0150(10) 0.0090(10) 0.0110(10) S4 0.0490(10) 0.085(2) 0.068(2) 0.0150(10) 0.0060(10) 0.008(2) P1 0.0420(10) 0.0360(10) 0.0380(10) 0.0010(10) 0.0010(10) -0.0010(10) P2 0.0410(10) 0.0430(10) 0.0420(10) 0.0070(10) 0.0040(10) 0.0020(10) C1 0.065(6) 0.073(6) 0.060(6) 0.004(5) -0.001(6) 0.014(6) C2 0.056(5) 0.037(5) 0.080(7) -0.005(4) -0.001(6) -0.003(6) C3 0.057(5) 0.054(6) 0.069(7) 0.006(5) -0.001(5) -0.004(6) C4 0.065(5) 0.087(7) 0.026(4) -0.004(6) 0.005(5) 0.004(6) 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 S1 0.55027(9) 0.2053(4) 0.5087(3) 0.0580(10) Uani ? S2 0.42810(9) 0.3594(3) 0.6720 0.0450(10) Uani ? S3 0.33628(9) 0.3954(3) 0.6264(3) 0.0480(10) Uani ? S4 0.20630(10) 0.3034(4) 0.7724(3) 0.066(2) Uani ? P1 0.46323(9) 0.1781(3) 0.4843(3) 0.0390(10) Uani ? P2 0.29064(9) 0.2248(3) 0.8029(3) 0.0420(10) Uani ? C1 0.4315(4) 0.2890(10) 0.3090(10) 0.066(6) Uani ? C2 0.4351(3) -0.0880(10) 0.4990(10) 0.055(5) Uani ? C3 0.3058(4) -0.0530(10) 0.7800(10) 0.059(6) Uani ? C4 0.3246(4) 0.2980(10) 0.9863(9) 0.053(5) Uani ? H1 0.4455 0.4321 0.2971 0.0853 Uiso calc H2 0.4434 0.2064 0.2198 0.0853 Uiso calc H3 0.3885 0.2886 0.3169 0.0853 Uiso calc H4 0.4511 -0.1549 0.5906 0.0752 Uiso calc H5 0.3921 -0.0846 0.5053 0.0752 Uiso calc H6 0.4471 -0.1668 0.4082 0.0752 Uiso calc H7 0.2891 -0.1024 0.6835 0.0737 Uiso calc H8 0.3483 -0.0771 0.7804 0.0737 Uiso calc H9 0.2878 -0.1293 0.8653 0.0737 Uiso calc H10 0.3179 0.4469 1.0035 0.0844 Uiso calc H11 0.3064 0.2180 1.0691 0.0844 Uiso calc H12 0.3669 0.2701 0.9842 0.0844 Uiso calc 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 S3 S2 P1 106.10(10) yes S2 S3 P2 106.30(10) yes S1 P1 S2 103.70(10) yes S1 P1 C1 116.4(3) yes S1 P1 C2 114.9(3) yes S2 P1 C1 106.3(3) yes S2 P1 C2 108.7(3) yes C1 P1 C2 106.4(4) yes S3 P2 S4 103.70(10) yes S3 P2 C3 109.1(3) yes S3 P2 C4 107.0(3) yes S4 P2 C3 114.3(3) yes S4 P2 C4 117.0(3) yes C3 P2 C4 105.4(4) yes P1 C1 H1 108.83 ? P1 C1 H2 110.23 ? P1 C1 H3 109.35 ? H1 C1 H2 109.47 ? H1 C1 H3 109.47 ? H2 C1 H3 109.47 ? P1 C2 H4 109.74 ? P1 C2 H5 109.42 ? P1 C2 H6 109.25 ? H4 C2 H5 109.47 ? H4 C2 H6 109.47 ? H5 C2 H6 109.47 ? P2 C3 H7 109.61 ? P2 C3 H8 109.80 ? P2 C3 H9 109.01 ? H7 C3 H8 109.47 ? H7 C3 H9 109.47 ? H8 C3 H9 109.47 ? P2 C4 H10 108.54 ? P2 C4 H11 109.45 ? P2 C4 H12 110.42 ? H10 C4 H11 109.47 ? H10 C4 H12 109.47 ? H11 C4 H12 109.47 ? loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance _geom_bond_publ_flag S1 P1 1.938(3) yes S2 S3 2.073(3) yes S2 P1 2.099(3) yes S3 P2 2.094(3) yes S4 P2 1.941(3) yes P1 C1 1.783(8) yes P1 C2 1.772(8) yes P2 C3 1.773(8) yes P2 C4 1.785(8) yes C1 H1 0.9500 ? C1 H2 0.9500 ? C1 H3 0.9500 ? C2 H4 0.9500 ? C2 H5 0.9500 ? C2 H6 0.9500 ? C3 H7 0.9500 ? C3 H8 0.9500 ? C3 H9 0.9500 ? C4 H10 0.9500 ? C4 H11 0.9500 ? C4 H12 0.9500 ? 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_publ_flag P1 S2 S3 P2 113.60(10) yes S3 S2 P1 S1 167.70(10) yes S3 S2 P1 C1 44.5(3) ? S3 S2 P1 C2 -69.7(3) ? S2 S3 P2 S4 171.20(10) yes S2 S3 P2 C3 -66.5(2) ? S2 S3 P2 C4 47.0(3) ? loop_ _cod_related_entry_id _cod_related_entry_database _cod_related_entry_code 1 PubChem 15245870