#------------------------------------------------------------------------------ #$Date: 2025-08-19 11:43:10 +0100 (Tue, 19 Aug 2025) $ #$Revision: 301803 $ #$URL: svn://www.crystallography.net/cod/cif/2/20/05/2200543.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_2200543 loop_ _publ_author_name 'Linden, Anthony' 'Lee, C. Kuan' 'Siew, Kum Fong' _publ_section_title '[3E]-3-Deoxy-3-C-ethoxycarbonylmethylene-1,2:5,6-di-O-isopropylidene-\a-D-ribohexofuranose' _journal_issue 7 _journal_name_full 'Acta Crystallographica Section E' _journal_page_first o594 _journal_page_last o595 _journal_paper_doi 10.1107/S1600536801009710 _journal_volume 57 _journal_year 2001 _chemical_formula_iupac 'C16 H24 O7' _chemical_formula_moiety 'C16 H24 O7' _chemical_formula_sum 'C16 H24 O7' _chemical_formula_weight 328.356 _chemical_melting_point 310.5(5) _chemical_name_systematic ; [3E]-3-deoxy-3-C-ethoxycarbonylmethylene-1,2:5,6-di-O-isopropylidene- \a-D-ribohexofuranose ; _space_group_IT_number 4 _symmetry_cell_setting monoclinic _symmetry_space_group_name_Hall 'P 2yb' _symmetry_space_group_name_H-M 'P 1 21 1' _cell_angle_alpha 90.00 _cell_angle_beta 95.065(16) _cell_angle_gamma 90.00 _cell_formula_units_Z 2 _cell_length_a 5.929(2) _cell_length_b 14.133(2) _cell_length_c 10.3892(12) _cell_measurement_reflns_used 23 _cell_measurement_temperature 273.0(10) _cell_measurement_theta_max 18.5 _cell_measurement_theta_min 13.0 _cell_volume 867.2(3) _computing_cell_refinement 'MSC/AFC Diffractometer Control Software' _computing_data_collection ; MSC/AFC Diffractometer Control Software (Molecular Structure Corporation, 1991) ; _computing_data_reduction 'TEXSAN (Molecular Structure Corporation, 1999)' _computing_molecular_graphics 'ORTEPII (Johnson, 1976)' _computing_publication_material SHELXL97 _computing_structure_refinement 'SHELXL97 (Sheldrick, 1997)' _computing_structure_solution 'SHELXS86 (Sheldrick, 1990)' _diffrn_ambient_temperature 273.0(10) _diffrn_measured_fraction_theta_full .999 _diffrn_measured_fraction_theta_max .999 _diffrn_measurement_device_type 'Rigaku AFC-5R' _diffrn_measurement_method \w-2\q _diffrn_radiation_monochromator graphite _diffrn_radiation_source 'Rigaku rotating anode generator' _diffrn_radiation_type 'Mo K\a' _diffrn_radiation_wavelength .71069 _diffrn_reflns_av_R_equivalents .0179 _diffrn_reflns_av_sigmaI/netI .0623 _diffrn_reflns_limit_h_max 7 _diffrn_reflns_limit_h_min 0 _diffrn_reflns_limit_k_max 16 _diffrn_reflns_limit_k_min 0 _diffrn_reflns_limit_l_max 12 _diffrn_reflns_limit_l_min -12 _diffrn_reflns_number 1752 _diffrn_reflns_theta_full 25.00 _diffrn_reflns_theta_max 25.00 _diffrn_reflns_theta_min 2.88 _diffrn_standards_decay_% 0 _diffrn_standards_interval_count 150 _diffrn_standards_number 3 _exptl_absorpt_coefficient_mu .0980 _exptl_absorpt_correction_type none _exptl_crystal_colour colourless _exptl_crystal_density_diffrn 1.257 _exptl_crystal_density_method 'not measured' _exptl_crystal_description prism _exptl_crystal_F_000 352 _exptl_crystal_size_max .38 _exptl_crystal_size_mid .24 _exptl_crystal_size_min .15 _refine_diff_density_max .471 _refine_diff_density_min -.196 _refine_ls_abs_structure_details ' ?' _refine_ls_extinction_method none _refine_ls_goodness_of_fit_ref 1.014 _refine_ls_hydrogen_treatment constr _refine_ls_matrix_type full _refine_ls_number_parameters 213 _refine_ls_number_reflns 1588 _refine_ls_number_restraints 1 _refine_ls_restrained_S_all 1.014 _refine_ls_R_factor_all .1424 _refine_ls_R_factor_gt .0638 _refine_ls_shift/su_max .001 _refine_ls_shift/su_mean .000 _refine_ls_structure_factor_coef Fsqd _refine_ls_weighting_details 'w = 1/[\s^2^(Fo^2^)+(0.1053P)^2^+0.2323P] where P = (Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_ref .2001 _reflns_number_gt 891 _reflns_number_total 1588 _reflns_threshold_expression I>2\s(I) _cod_data_source_file wn6022.cif _cod_data_source_block I _cod_depositor_comments ; The following automatic conversions were performed: '_chemical_melting_point' value '310-311' was changed to '310.5(5)' - the average value was taken and precision was estimated. Automatic conversion script Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana The following automatic conversions were performed: '_chemical_melting_point' value '310-311' was changed to '310.5(5)' - the average value was taken and precision was estimated. Automatic conversion script Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana ; _cod_original_sg_symbol_H-M 'P 21' _cod_database_code 2200543 _cod_database_fobs_code 2200543 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x, 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 _atom_site_adp_type _atom_site_calc_flag _atom_site_refinement_flags _atom_site_occupancy _atom_site_disorder_assembly _atom_site_disorder_group _atom_site_type_symbol O1 .2090(8) .8413(5) .6644(5) .0785(16) Uani d . 1 . . O O2 .5241(8) .8790(4) .7964(5) .0799(17) Uani d . 1 . . O O4 .1001(9) .7688(4) .8464(5) .0764(15) Uani d . 1 . . O O5 .0940(11) .7568(4) 1.1958(5) .0915(19) Uani d . 1 . . O O6 -.1832(13) .6510(5) 1.1705(7) .122(3) Uani d . 1 . . O O14 .6330(13) 1.0228(5) 1.0402(6) .109(2) Uani d . 1 . . O O15 .7218(11) .9627(4) 1.2341(6) .094(2) Uani d . 1 . . O C1 .1371(13) .8554(6) .7860(7) .067(2) Uani d . 1 . . C H1 .0014 .8952 .7819 .080 Uiso calc R 1 . . H C2 .3361(12) .9031(6) .8642(7) .0632(19) Uani d . 1 . . C H2 .3160 .9717 .8714 .076 Uiso calc R 1 . . H C3 .3455(10) .8543(5) .9921(6) .0520(16) Uani d . 1 . . C C4 .1960(10) .7672(5) .9768(6) .0543(17) Uani d . 1 . . C H4 .2899 .7105 .9910 .065 Uiso calc R 1 . . H C5 .0075(12) .7646(6) 1.0654(8) .067(2) Uani d . 1 . . C H5 -.0869 .8213 1.0531 .081 Uiso calc R 1 . . H C6 -.1381(14) .6756(6) 1.0443(8) .083(3) Uani d . 1 . . C H61 -.2769 .6890 .9907 .099 Uiso calc R 1 . . H H62 -.0563 .6257 1.0044 .099 Uiso calc R 1 . . H C7 -.0049(15) .6799(6) 1.2552(8) .076(2) Uani d . 1 . . C C8 -.1146(19) .7170(9) 1.3757(10) .120(4) Uani d . 1 . . C H81 -.1859 .7768 1.3560 .181 Uiso calc R 1 . . H H82 .0002 .7246 1.4461 .181 Uiso calc R 1 . . H H83 -.2258 .6724 1.3996 .181 Uiso calc R 1 . . H C9 .168(2) .6039(9) 1.2926(14) .146(5) Uani d . 1 . . C H91 .1016 .5567 1.3438 .219 Uiso calc R 1 . . H H92 .2962 .6316 1.3416 .219 Uiso calc R 1 . . H H93 .2164 .5751 1.2159 .219 Uiso calc R 1 . . H C10 .4523(13) .8375(6) .6747(7) .070(2) Uani d . 1 . . C C11 .5324(16) .7385(8) .6738(10) .101(3) Uani d . 1 . . C H111 .6949 .7374 .6849 .152 Uiso calc R 1 . . H H112 .4815 .7095 .5928 .152 Uiso calc R 1 . . H H113 .4729 .7042 .7430 .152 Uiso calc R 1 . . H C12 .5336(18) .8934(8) .5685(8) .102(3) Uani d . 1 . . C H121 .4779 .9570 .5724 .153 Uiso calc R 1 . . H H122 .4799 .8655 .4873 .153 Uiso calc R 1 . . H H123 .6962 .8941 .5765 .153 Uiso calc R 1 . . H C13 .4609(11) .8801(5) 1.1028(7) .0610(19) Uani d . 1 . . C H13 .4449 .8425 1.1749 .073 Uiso calc R 1 . . H C14 .6109(13) .9627(6) 1.1208(7) .0627(19) Uani d . 1 . . C C15 .896(2) 1.0330(8) 1.2629(13) .147(6) Uani d . 1 . . C H151 .9537 1.0532 1.1829 .176 Uiso calc R 1 . . H H152 .8294 1.0878 1.3012 .176 Uiso calc R 1 . . H C16 1.066(2) 1.0023(8) 1.3420(15) .153(6) Uani d . 1 . . C H161 1.0202 .9997 1.4283 .230 Uiso calc R 1 . . H H162 1.1919 1.0446 1.3395 .230 Uiso calc R 1 . . H H163 1.1090 .9403 1.3158 .230 Uiso calc R 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 O1 .068(3) .104(4) .062(3) -.007(3) -.006(2) -.005(3) O2 .054(3) .123(5) .063(3) -.025(3) .006(2) -.020(3) O4 .073(3) .079(4) .074(3) -.018(3) -.007(3) -.002(3) O5 .118(5) .089(4) .071(4) -.049(4) .027(3) -.012(3) O6 .137(6) .123(6) .104(5) -.070(5) .005(5) .007(4) O14 .145(6) .084(4) .093(5) -.053(4) -.024(4) .010(4) O15 .106(5) .065(3) .101(4) -.035(4) -.041(4) .010(3) C1 .059(4) .075(5) .065(5) .004(4) -.003(3) -.008(4) C2 .055(4) .062(5) .073(5) .006(4) .008(3) .005(4) C3 .044(3) .053(4) .060(4) .004(3) .008(3) -.003(3) C4 .044(3) .055(4) .064(4) .006(3) .007(3) .004(3) C5 .052(4) .055(4) .098(6) .002(4) .018(4) -.002(4) C6 .070(5) .092(7) .089(6) -.033(5) .025(4) -.022(5) C7 .092(6) .055(4) .080(5) -.019(5) .010(5) -.004(4) C8 .119(8) .142(10) .107(7) .009(8) .047(6) .022(8) C9 .151(12) .107(9) .182(13) .032(9) .030(9) -.007(9) C10 .072(5) .086(6) .052(4) -.008(5) .001(3) -.009(4) C11 .092(7) .122(9) .090(6) -.009(6) .007(5) -.020(6) C12 .111(7) .130(9) .064(5) -.025(7) -.001(5) .016(5) C13 .055(4) .064(5) .064(4) -.003(4) .006(3) .003(4) C14 .069(5) .055(5) .063(5) -.006(4) -.003(4) .004(4) C15 .163(12) .070(7) .186(12) -.040(8) -.103(10) .037(8) C16 .124(9) .094(9) .226(15) -.027(8) -.065(10) -.016(9) loop_ _atom_type_symbol _atom_type_description _atom_type_scat_dispersion_real _atom_type_scat_dispersion_imag _atom_type_scat_source C C .0033 .0016 ; International Tables for Crystallography (1992). Vol. C, Tables 4.2.6.8 and 6.1.1.4 ; H H .0000 .0000 ; International Tables for Crystallography (1992). Vol. C, Tables 4.2.6.8 and 6.1.1.4 ; O O .0106 .0060 ; International Tables for Crystallography (1992). Vol. C, Tables 4.2.6.8 and 6.1.1.4 ; loop_ _diffrn_standard_refln_index_h _diffrn_standard_refln_index_k _diffrn_standard_refln_index_l -2 -3 -1 -1 -4 0 -1 -1 -2 loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle C1 O1 C10 109.0(5) C2 O2 C10 110.8(5) C1 O4 C4 112.0(6) C7 O5 C5 110.6(6) C7 O6 C6 108.9(7) C14 O15 C15 119.0(7) O1 C1 O4 110.9(7) O1 C1 C2 105.2(6) O4 C1 C2 106.9(6) O1 C1 H1 111.2 O4 C1 H1 111.2 C2 C1 H1 111.2 O2 C2 C3 111.3(6) O2 C2 C1 103.6(6) C3 C2 C1 103.6(6) O2 C2 H2 112.6 C3 C2 H2 112.6 C1 C2 H2 112.6 C13 C3 C2 128.0(7) C13 C3 C4 124.2(6) C2 C3 C4 107.8(6) O4 C4 C5 109.0(6) O4 C4 C3 105.5(5) C5 C4 C3 114.4(6) O4 C4 H4 109.2 C5 C4 H4 109.2 C3 C4 H4 109.2 O5 C5 C4 111.2(6) O5 C5 C6 103.1(6) C4 C5 C6 111.8(6) O5 C5 H5 110.2 C4 C5 H5 110.2 C6 C5 H5 110.2 O6 C6 C5 102.8(7) O6 C6 H61 111.2 C5 C6 H61 111.2 O6 C6 H62 111.2 C5 C6 H62 111.2 H61 C6 H62 109.1 O6 C7 O5 106.0(7) O6 C7 C9 114.7(9) O5 C7 C9 111.2(9) O6 C7 C8 105.3(8) O5 C7 C8 108.3(8) C9 C7 C8 110.9(9) C7 C8 H81 109.5 C7 C8 H82 109.5 H81 C8 H82 109.5 C7 C8 H83 109.5 H81 C8 H83 109.5 H82 C8 H83 109.5 C7 C9 H91 109.5 C7 C9 H92 109.5 H91 C9 H92 109.5 C7 C9 H93 109.5 H91 C9 H93 109.5 H92 C9 H93 109.5 O2 C10 O1 105.7(6) O2 C10 C12 110.7(7) O1 C10 C12 108.5(7) O2 C10 C11 108.9(7) O1 C10 C11 110.8(8) C12 C10 C11 112.1(8) C10 C11 H111 109.5 C10 C11 H112 109.5 H111 C11 H112 109.5 C10 C11 H113 109.5 H111 C11 H113 109.5 H112 C11 H113 109.5 C10 C12 H121 109.5 C10 C12 H122 109.5 H121 C12 H122 109.5 C10 C12 H123 109.5 H121 C12 H123 109.5 H122 C12 H123 109.5 C3 C13 C14 125.8(7) C3 C13 H13 117.1 C14 C13 H13 117.1 O14 C14 O15 123.5(7) O14 C14 C13 124.9(7) O15 C14 C13 111.6(7) C16 C15 O15 113.3(9) C16 C15 H151 108.9 O15 C15 H151 108.9 C16 C15 H152 108.9 O15 C15 H152 108.9 H151 C15 H152 107.7 C15 C16 H161 109.5 C15 C16 H162 109.5 H161 C16 H162 109.5 C15 C16 H163 109.5 H161 C16 H163 109.5 H162 C16 H163 109.5 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 O1 C1 . 1.383(9) ? O1 C10 . 1.438(9) ? O2 C2 . 1.412(9) ? O2 C10 . 1.424(8) ? O4 C1 . 1.402(10) ? O4 C4 . 1.422(8) ? O5 C7 . 1.403(9) ? O5 C5 . 1.410(9) ? O6 C7 . 1.377(10) ? O6 C6 . 1.406(10) ? O14 C14 . 1.208(9) ? O15 C14 . 1.296(9) ? O15 C15 . 1.445(12) ? C1 C2 . 1.529(11) ? C1 H1 . .9800 ? C2 C3 . 1.494(10) ? C2 H2 . .9800 ? C3 C13 . 1.336(9) ? C3 C4 . 1.517(10) ? C4 C5 . 1.510(9) ? C4 H4 . .9800 ? C5 C6 . 1.530(11) ? C5 H5 . .9800 ? C6 H61 . .9700 ? C6 H62 . .9700 ? C7 C9 . 1.512(14) ? C7 C8 . 1.552(13) ? C8 H81 . .9600 ? C8 H82 . .9600 ? C8 H83 . .9600 ? C9 H91 . .9600 ? C9 H92 . .9600 ? C9 H93 . .9600 ? C10 C12 . 1.472(12) ? C10 C11 . 1.479(14) ? C11 H111 . .9600 ? C11 H112 . .9600 ? C11 H113 . .9600 ? C12 H121 . .9600 ? C12 H122 . .9600 ? C12 H123 . .9600 ? C13 C14 . 1.469(10) ? C13 H13 . .9300 ? C15 C16 . 1.315(14) ? C15 H151 . .9700 ? C15 H152 . .9700 ? C16 H161 . .9600 ? C16 H162 . .9600 ? C16 H163 . .9600 ? 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 C10 O1 C1 O4 -90.9(8) C10 O1 C1 C2 24.4(8) C4 O4 C1 O1 134.3(6) C4 O4 C1 C2 20.0(8) C10 O2 C2 C3 121.6(7) C10 O2 C2 C1 10.8(8) O1 C1 C2 O2 -21.5(8) O4 C1 C2 O2 96.5(7) O1 C1 C2 C3 -137.7(6) O4 C1 C2 C3 -19.8(8) O2 C2 C3 C13 82.5(9) C1 C2 C3 C13 -166.7(7) O2 C2 C3 C4 -97.8(7) C1 C2 C3 C4 12.9(7) C1 O4 C4 C5 111.8(7) C1 O4 C4 C3 -11.5(7) C13 C3 C4 O4 177.8(6) C2 C3 C4 O4 -1.9(7) C13 C3 C4 C5 58.0(9) C2 C3 C4 C5 -121.7(6) C7 O5 C5 C4 -126.6(7) C7 O5 C5 C6 -6.7(8) O4 C4 C5 O5 176.2(6) C3 C4 C5 O5 -65.9(8) O4 C4 C5 C6 61.5(8) C3 C4 C5 C6 179.4(6) C7 O6 C6 C5 -29.9(10) O5 C5 C6 O6 21.6(8) C4 C5 C6 O6 141.1(7) C6 O6 C7 O5 26.6(10) C6 O6 C7 C9 -96.6(10) C6 O6 C7 C8 141.2(9) C5 O5 C7 O6 -11.3(9) C5 O5 C7 C9 114.0(9) C5 O5 C7 C8 -123.9(8) C2 O2 C10 O1 3.3(9) C2 O2 C10 C12 120.5(8) C2 O2 C10 C11 -115.8(7) C1 O1 C10 O2 -18.0(9) C1 O1 C10 C12 -136.7(8) C1 O1 C10 C11 99.9(8) C2 C3 C13 C14 -1.8(11) C4 C3 C13 C14 178.6(7) C15 O15 C14 O14 -5.7(14) C15 O15 C14 C13 173.1(9) C3 C13 C14 O14 7.1(13) C3 C13 C14 O15 -171.7(7) C14 O15 C15 C16 -147.0(13) loop_ _cod_related_entry_id _cod_related_entry_database _cod_related_entry_code 1 ChemSpider 9209985 2 PubChem 11034811