#------------------------------------------------------------------------------ #$Date: 2012-03-31 03:06:26 +0300 (Sat, 31 Mar 2012) $ #$Revision: 50405 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/50/65/1506562.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_1506562 loop_ _publ_author_name 'Alvarez de Cienfuegos, Luis' 'Mota, Antonio J.' 'Robles, Rafael' _publ_section_title ; Convenient synthesis of nucleoside and isonucleoside analogues. ; _journal_issue 11 _journal_name_full 'Organic letters' _journal_page_first 2161 _journal_page_last 2164 _journal_volume 7 _journal_year 2005 _chemical_formula_sum 'C17 H18 N2 O5' _chemical_formula_weight 330.33 _chemical_name_systematic ; ? ; _space_group_IT_number 4 _symmetry_space_group_name_Hall 'P 2yb' _symmetry_space_group_name_H-M 'P 1 21 1' _atom_sites_solution_hydrogens geom _atom_sites_solution_primary direct _atom_sites_solution_secondary difmap _audit_creation_method SHELXL-97 _cell_angle_alpha 90.00 _cell_angle_beta 108.390(2) _cell_angle_gamma 90.00 _cell_formula_units_Z 2 _cell_length_a 10.0590(11) _cell_length_b 5.9759(7) _cell_length_c 13.3917(15) _cell_measurement_temperature 100(2) _cell_volume 763.89(15) _computing_structure_refinement 'SHELXL-97 (Sheldrick, 1997)' _computing_structure_solution 'SHELXS-97 (Sheldrick, 1990)' _diffrn_ambient_temperature 100(2) _diffrn_measured_fraction_theta_full 0.922 _diffrn_measured_fraction_theta_max 0.922 _diffrn_radiation_monochromator graphite _diffrn_radiation_source 'fine-focus sealed tube' _diffrn_radiation_type MoK\a _diffrn_radiation_wavelength 0.71073 _diffrn_reflns_av_R_equivalents 0.0183 _diffrn_reflns_av_sigmaI/netI 0.0471 _diffrn_reflns_limit_h_max 13 _diffrn_reflns_limit_h_min -10 _diffrn_reflns_limit_k_max 7 _diffrn_reflns_limit_k_min -7 _diffrn_reflns_limit_l_max 11 _diffrn_reflns_limit_l_min -17 _diffrn_reflns_number 4867 _diffrn_reflns_theta_full 28.20 _diffrn_reflns_theta_max 28.20 _diffrn_reflns_theta_min 1.60 _exptl_absorpt_coefficient_mu 0.107 _exptl_crystal_density_diffrn 1.436 _exptl_crystal_density_method 'not measured' _exptl_crystal_F_000 348 _refine_diff_density_max 0.296 _refine_diff_density_min -0.231 _refine_diff_density_rms 0.050 _refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881' _refine_ls_abs_structure_Flack -0.4(11) _refine_ls_extinction_coef 0.000(4) _refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^ _refine_ls_extinction_method SHELXL _refine_ls_goodness_of_fit_ref 1.031 _refine_ls_hydrogen_treatment mixed _refine_ls_matrix_type full _refine_ls_number_parameters 290 _refine_ls_number_reflns 3165 _refine_ls_number_restraints 1 _refine_ls_restrained_S_all 1.031 _refine_ls_R_factor_all 0.0523 _refine_ls_R_factor_gt 0.0479 _refine_ls_shift/su_max 2.122 _refine_ls_shift/su_mean 0.008 _refine_ls_structure_factor_coef Fsqd _refine_ls_weighting_details 'calc w=1/[\s^2^(Fo^2^)+(0.0722P)^2^+0.1042P] where P=(Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_gt 0.1169 _refine_ls_wR_factor_ref 0.1199 _reflns_number_gt 2907 _reflns_number_total 3165 _reflns_threshold_expression >2sigma(I) _[local]_cod_data_source_file ol050496vsi20050308_092725.cif _[local]_cod_data_source_block tctybn _cod_database_code 1506562 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x, y+1/2, -z' loop_ _atom_site_label _atom_site_type_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv _atom_site_adp_type _atom_site_occupancy _atom_site_symmetry_multiplicity _atom_site_calc_flag O1 O 1.02248(16) 0.2863(3) 0.42915(14) 0.0226(4) Uani 1 1 d O2 O 0.56165(15) 0.0574(3) 0.16860(13) 0.0195(4) Uani 1 1 d O3 O 0.21396(15) 0.4543(3) 0.34647(13) 0.0220(4) Uani 1 1 d C4 C 0.5657(2) 0.3723(4) 0.40257(18) 0.0170(5) Uani 1 1 d O5 O 0.81831(15) 0.2597(3) 0.28460(12) 0.0188(4) Uani 1 1 d C6 C 0.3276(2) 0.3598(4) 0.35462(17) 0.0162(5) Uani 1 1 d N7 N 0.45059(18) 0.4818(4) 0.39082(16) 0.0192(4) Uani 1 1 d O8 O 0.69127(15) 0.4743(3) 0.44050(14) 0.0225(4) Uani 1 1 d N9 N 0.57899(18) 0.1569(3) 0.38240(15) 0.0149(4) Uani 1 1 d C10 C 0.7782(2) 0.0435(4) 0.31182(19) 0.0183(5) Uani 1 1 d C11 C 0.4642(3) -0.0615(5) 0.0857(2) 0.0232(5) Uani 1 1 d C12 C 0.3154(2) 0.2803(4) 0.08299(18) 0.0188(5) Uani 1 1 d C13 C 0.6837(2) -0.0712(5) 0.2155(2) 0.0216(5) Uani 1 1 d C14 C 0.3342(2) 0.0766(4) 0.04006(18) 0.0187(5) Uani 1 1 d C15 C 0.4600(2) 0.0285(4) 0.34513(18) 0.0170(5) Uani 1 1 d C16 C 0.2292(2) -0.0052(5) -0.0474(2) 0.0233(5) Uani 1 1 d C17 C 0.0874(3) 0.3172(5) -0.0451(2) 0.0274(6) Uani 1 1 d C18 C 0.3341(2) 0.1240(4) 0.32851(17) 0.0159(5) Uani 1 1 d C19 C 0.1994(2) -0.0002(4) 0.2813(2) 0.0218(5) Uani 1 1 d C20 C 0.7260(2) 0.0874(4) 0.40666(18) 0.0166(5) Uani 1 1 d C21 C 0.8875(2) 0.3674(4) 0.38124(19) 0.0190(5) Uani 1 1 d C22 C 0.8012(2) 0.3077(4) 0.45244(19) 0.0186(5) Uani 1 1 d C23 C 0.1067(3) 0.1151(5) -0.0899(2) 0.0268(6) Uani 1 1 d C24 C 0.1924(3) 0.4002(5) 0.0406(2) 0.0240(5) Uani 1 1 d H1 H 0.891(2) 0.520(5) 0.3653(18) 0.003(5) Uiso 1 1 d H2 H 0.866(2) -0.047(5) 0.3401(18) 0.009(6) Uiso 1 1 d H3 H 0.662(3) -0.216(6) 0.239(2) 0.025(7) Uiso 1 1 d H4 H 0.144(3) 0.009(5) 0.328(2) 0.024(7) Uiso 1 1 d H5 H 0.443(3) -0.200(7) 0.110(2) 0.033(8) Uiso 1 1 d H6 H 0.390(3) 0.333(5) 0.143(2) 0.021(7) Uiso 1 1 d H7 H 0.183(2) 0.534(5) 0.070(2) 0.016(6) Uiso 1 1 d H8 H 0.745(2) -0.038(5) 0.455(2) 0.014(6) Uiso 1 1 d H9 H 0.472(2) -0.113(5) 0.333(2) 0.011(6) Uiso 1 1 d H10 H 0.241(2) -0.134(5) -0.076(2) 0.016(7) Uiso 1 1 d H11 H 0.031(3) 0.059(5) -0.146(2) 0.023(7) Uiso 1 1 d H12 H 0.854(2) 0.307(5) 0.528(2) 0.019(7) Uiso 1 1 d H13 H 0.504(3) -0.094(5) 0.032(2) 0.025(8) Uiso 1 1 d H14 H 0.004(3) 0.394(6) -0.072(2) 0.032(8) Uiso 1 1 d H15 H 0.151(3) 0.064(6) 0.219(3) 0.039(9) Uiso 1 1 d H16 H 0.221(3) -0.152(6) 0.270(2) 0.029(8) Uiso 1 1 d H17 H 1.073(3) 0.321(7) 0.397(3) 0.047(11) Uiso 1 1 d H18 H 0.734(3) -0.089(5) 0.166(2) 0.026(7) Uiso 1 1 d loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_23 _atom_site_aniso_U_13 _atom_site_aniso_U_12 O1 0.0098(8) 0.0311(10) 0.0270(9) -0.0009(8) 0.0060(7) -0.0004(7) O2 0.0144(8) 0.0197(9) 0.0227(8) -0.0035(7) 0.0034(6) 0.0028(7) O3 0.0136(7) 0.0232(9) 0.0307(9) 0.0001(8) 0.0091(7) 0.0018(7) C4 0.0146(11) 0.0182(12) 0.0197(11) -0.0018(9) 0.0078(9) -0.0031(9) O5 0.0154(8) 0.0223(9) 0.0193(8) 0.0012(7) 0.0062(6) -0.0015(7) C6 0.0149(11) 0.0182(12) 0.0166(10) 0.0009(9) 0.0065(8) -0.0003(9) N7 0.0159(9) 0.0165(11) 0.0271(10) -0.0032(8) 0.0093(8) 0.0002(8) O8 0.0123(7) 0.0228(9) 0.0323(9) -0.0103(8) 0.0071(7) -0.0031(7) N9 0.0115(9) 0.0161(10) 0.0184(10) 0.0020(8) 0.0064(7) 0.0019(7) C10 0.0131(10) 0.0189(12) 0.0238(11) 0.0007(9) 0.0072(9) 0.0052(9) C11 0.0209(12) 0.0202(13) 0.0259(13) -0.0053(11) 0.0038(10) -0.0001(10) C12 0.0168(11) 0.0214(12) 0.0182(11) 0.0015(10) 0.0056(9) -0.0019(10) C13 0.0170(11) 0.0216(14) 0.0263(13) -0.0047(10) 0.0072(9) 0.0034(10) C14 0.0170(11) 0.0220(12) 0.0183(11) 0.0020(9) 0.0074(8) -0.0028(10) C15 0.0199(12) 0.0131(12) 0.0198(11) 0.0000(9) 0.0089(9) -0.0035(9) C16 0.0235(12) 0.0254(14) 0.0230(12) -0.0021(11) 0.0102(10) -0.0080(10) C17 0.0166(12) 0.0382(17) 0.0284(13) 0.0107(12) 0.0086(10) 0.0045(11) C18 0.0148(11) 0.0174(12) 0.0159(10) -0.0007(9) 0.0057(8) -0.0038(9) C19 0.0161(11) 0.0217(14) 0.0280(13) -0.0013(11) 0.0074(10) -0.0038(10) C20 0.0127(10) 0.0172(12) 0.0201(11) 0.0021(10) 0.0056(8) 0.0021(9) C21 0.0137(11) 0.0181(12) 0.0252(12) -0.0004(10) 0.0062(9) -0.0010(9) C22 0.0122(10) 0.0217(13) 0.0220(11) -0.0033(10) 0.0055(9) 0.0006(9) C23 0.0173(12) 0.0420(17) 0.0196(11) 0.0062(11) 0.0036(9) -0.0087(11) C24 0.0239(13) 0.0260(15) 0.0255(12) 0.0017(11) 0.0125(10) 0.0025(10) 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' N N 0.0061 0.0033 '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' loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle C13 O2 C11 111.3(2) N7 C4 N9 127.3(2) N7 C4 O8 120.8(2) N9 C4 O8 111.8(2) C21 O5 C10 105.89(17) O3 C6 N7 119.0(2) O3 C6 C18 121.7(2) N7 C6 C18 119.31(19) C4 N7 C6 116.3(2) C4 O8 C22 108.68(18) C4 N9 C15 118.80(19) C4 N9 C20 112.74(19) C15 N9 C20 128.4(2) O5 C10 C13 110.2(2) O5 C10 C20 104.60(19) C13 C10 C20 119.77(19) O2 C11 C14 109.9(2) C14 C12 C24 120.3(2) O2 C13 C10 110.9(2) C12 C14 C16 119.4(2) C12 C14 C11 121.9(2) C16 C14 C11 118.7(2) C18 C15 N9 119.3(2) C23 C16 C14 120.2(3) C24 C17 C23 119.7(2) C15 C18 C6 118.9(2) C15 C18 C19 122.6(2) C6 C18 C19 118.5(2) N9 C20 C10 116.50(18) N9 C20 C22 100.34(17) C10 C20 C22 102.73(18) O1 C21 O5 112.94(19) O1 C21 C22 107.21(19) O5 C21 C22 104.64(18) O8 C22 C21 109.52(19) O8 C22 C20 106.17(17) C21 C22 C20 104.84(19) C16 C23 C17 120.1(2) C17 C24 C12 120.2(3) loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance O1 C21 1.393(3) O2 C13 1.417(3) O2 C11 1.418(3) O3 C6 1.249(3) C4 N7 1.296(3) C4 N9 1.331(3) C4 O8 1.349(3) O5 C21 1.416(3) O5 C10 1.435(3) C6 N7 1.385(3) C6 C18 1.458(3) O8 C22 1.459(3) N9 C15 1.376(3) N9 C20 1.470(3) C10 C13 1.505(3) C10 C20 1.542(3) C11 C14 1.504(3) C12 C14 1.384(4) C12 C24 1.387(3) C14 C16 1.395(3) C15 C18 1.342(3) C16 C23 1.384(4) C17 C24 1.383(4) C17 C23 1.389(4) C18 C19 1.499(3) C20 C22 1.545(3) C21 C22 1.521(3)