#------------------------------------------------------------------------------ #$Date: 2016-02-14 14:26:36 +0000 (Sun, 14 Feb 2016) $ #$Revision: 176435 $ #$URL: svn://www.crystallography.net/cod/cif/2/00/32/2003273.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_2003273 loop_ _publ_author_name 'Weber, H. P.' 'Scholz, D.' 'Schmidt, H.' 'Gstach, H.' _publ_section_title ;(2S,3R,4S)-4-(1,1-Dimethylethoxycarbonylamino)-2,3-epoxy-5-phenylpentanoic Acid Ethyl Ester ; _journal_issue 3 _journal_name_full 'Acta Crystallographica Section C' _journal_page_first 477 _journal_page_last 479 _journal_paper_doi 10.1107/S0108270194010656 _journal_volume 51 _journal_year 1995 _chemical_compound_source synthetic _chemical_formula_moiety 'C18 H25 N1 O5' _chemical_formula_sum 'C18 H25 N O5' _chemical_formula_weight 335.40 _space_group_IT_number 5 _symmetry_cell_setting monoclinic _symmetry_space_group_name_Hall 'C 2y' _symmetry_space_group_name_H-M 'C 1 2 1' _atom_type_scat_source 'SHELX76 (Sheldrick, 1976)' _cell_angle_alpha 90. _cell_angle_beta 80.57(2) _cell_angle_gamma 90. _cell_formula_units_Z 4 _cell_length_a 27.850(7) _cell_length_b 5.217(3) _cell_length_c 13.463(4) _cell_measurement_reflns_used 25 _cell_measurement_temperature 295 _cell_measurement_theta_max 45 _cell_measurement_theta_min 35 _cell_volume 1929.7(13) _diffrn_measurement_device 'Enraf-Nonius CAD-4F' _diffrn_measurement_method \w/2\q _diffrn_radiation_type CuK\a _diffrn_radiation_wavelength 1.54184 _diffrn_reflns_av_R_equivalents 0.032 _diffrn_reflns_limit_h_max 32 _diffrn_reflns_limit_h_min 0 _diffrn_reflns_limit_k_max 7 _diffrn_reflns_limit_k_min 0 _diffrn_reflns_limit_l_max 16 _diffrn_reflns_limit_l_min -16 _diffrn_reflns_number 1909 _diffrn_reflns_theta_max 72 _diffrn_standards_decay_% 2.1 _diffrn_standards_interval_time 60 _diffrn_standards_number 3 _exptl_absorpt_coefficient_mu 0.655 _exptl_absorpt_correction_T_max 1.015 _exptl_absorpt_correction_T_min 0.988 _exptl_absorpt_correction_type empirical _exptl_crystal_colour colourless _exptl_crystal_density_diffrn 1.15 _exptl_crystal_description needles _exptl_crystal_size_max 0.5 _exptl_crystal_size_mid 0.2 _exptl_crystal_size_min 0.2 _refine_diff_density_max 0.364 _refine_diff_density_min -0.276 _refine_ls_extinction_method none _refine_ls_goodness_of_fit_obs 0.538 _refine_ls_hydrogen_treatment noref _refine_ls_number_parameters 217 _refine_ls_number_reflns 1752 _refine_ls_R_factor_obs 0.098 _refine_ls_shift/esd_max 0.32 _refine_ls_structure_factor_coef F _refine_ls_weighting_details 'w = 1/[\s(F^2^) + 0.0007F^2^]' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_obs 0.109 _reflns_number_observed 1752 _reflns_number_total 1876 _reflns_observed_criterion I>3\s(I) _cod_data_source_file ka1090.cif _cod_data_source_block ka1090a _cod_depositor_comments ; The following automatic conversions were performed: '_refine_ls_weighting_scheme' value 'w = 1/[\s(F^2^) + 0.0007F^2^]' was changed to 'calc'. New tag '_refine_ls_weighting_details' was created. The value of the new tag was set to 'w = 1/[\s(F^2^) + 0.0007F^2^]'. Automatic conversion script Id: cif_fix_values 3143 2015-03-26 13:38:13Z robertas ; _cod_original_cell_volume 1929.7 _cod_original_sg_symbol_H-M 'C 2' _cod_original_formula_sum 'C18 H25 N1 O5' _cod_database_code 2003273 loop_ _symmetry_equiv_pos_as_xyz x,y,z -x,y,-z 1/2+x,1/2+y,z 1/2-x,1/2+y,-z loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv C(1) .1705(3) -.1218(23) .3979(5) .106(5) O(1) .1604(3) -.037(3) .4805(5) .145(6) C(2) .2175(3) -.0884(19) .3327(4) .093(4) O(2) .24547(20) .1334(14) .3541(5) .104(3) C(3) .26306(20) -.1124(4) .3740(4) .073(3) C(4) .31081(18) -.1898(14) .3129(3) .0682(25) N(4) .31181(15) -.1550(12) .2053(3) .0634(19) C(5) .35166(24) -.0337(16) .3495(4) .083(3) O(11) .14151(21) -.2720(23) .3561(5) .141(6) C(12) .0903(5) -.283(4) .4176(12) .173(12) C(13) .0669(7) -.400(7) .3549(18) .29(3) C(41) .32296(16) -.3515(13) .1396(3) .0590(21) O(41) .32470(17) -.5756(11) .1651(3) .0797(22) O(42) .33030(14) -.2649(11) .04534(23) .0681(18) C(43) .34400(20) -.444449 -.0377(3) .069(3) C(44) .3019(3) -.6293(14) -.0431(5) .091(3) C(45) .3915(3) -.5871(19) -.0270(6) .096(4) C(46) .3515(4) -.2714(16) -.1290(5) .114(4) C(51) .40077(22) -.1074(17) .2957(5) .089(4) C(52) .4240(4) -.316(3) .3300(13) .146(9) C(53) .4696(5) -.378(4) .2742(15) .171(12) C(54) .4904(8) -.260(5) .2029(20) .242(22) C(55) .4647(5) -.036(5) .1630(11) .171(12) C(56) .4220(4) .029(3) .2139(9) .136(8) H(2) .2042(3) -.1721(19) .2690(4) .054(4) H(3) .27191(20) -.2181(14) .4376(4) .052(3) H(4A) .31616(18) -.3923(14) .3236(3) .058(3) H(4) .30359(15) .0309(12) .1771(3) .0543(23) H(5A) .35024(24) -.0674(16) .4291(4) .052(3) H(5B) .34577(24) .1673(16) .3368(4) .052(3) H(12A) .0760(5) -.094(4) .4376(12) .104(9) H(12B) .0893(5) -.397(4) .4849(12) .104(9) H(13A) .0291(7) -.423(7) .3881(18) .110(11) H(13B) .0828(7) -.586(7) .3353(18) .110(11) H(13C) .0695(7) -.283(7) .2880(18) .110(11) H(44A) .3121(3) -.7617(14) -.1046(5) .063(4) H(44B) .2702(3) -.5221(4) -.0554(5) .063(4) H(44C) .2936(3) -.7345(14) .0265(5) .063(4) H(45A) .4008(3) -.7186(19) -.0891(6) .063(3) H(45B) .3863(3) -.6924(19) .0429(6) .063(3) H(45C) .4205(3) -.4498(19) -.0273(6) .063(3) H(46A) .3619(4) -.3850(16) -.1962(5) .092(8) H(46B) .3799(4) -.1341(16) -.1226(5) .092(8) H(46C) .3180(4) -.1713(16) -.1335(5) .092(8) H(52) .4080(4) -.423(3) .3957(13) .051(5) H(53) .4875(5) -.548(4) .2957(15) .052(7) H(54) .5271(8) -.309(5) .1684(20) .095(13) H(55) .4804(5) .064(5) .0953(11) .079(7) H(56) .4036(4) .196(3) .1905(9) .067(6) 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 C(2) C(1) O(1) 124.9(9) yes O(11) C(1) O(1) 123.5(10) yes O(11) C(1) C(2) 111.5(8) yes O(2) C(2) C(1) 115.7(7) yes C(3) C(2) C(1) 120.3(7) yes C(3) C(2) O(2) 57.9(5) yes C(3) O(2) C(2) 61.8(5) yes O(2) C(3) C(2) 60.3(5) yes C(4) C(3) C(2) 123.8(6) yes C(4) C(3) O(2) 116.3(5) yes N(4) C(4) C(3) 112.5(5) yes C(5) C(4) C(3) 108.4(5) yes C(5) C(4) N(4) 110.9(5) yes C(41) N(4) C(4) 121.3(5) yes C(51) C(5) C(4) 112.0(6) yes C(12) O(11) C(1) 112.2(10) yes C(13) C(12) O(11) 101.0(17) yes O(41) C(41) N(4) 123.8(5) yes O(42) C(41) N(4) 110.4(5) yes O(42) C(41) O(41) 125.9(5) yes C(43) O(42) C(41) 119.5(4) yes C(44) C(43) O(42) 109.6(4) yes C(45) C(43) O(42) 110.9(4) yes C(45) C(43) C(44) 112.0(5) yes C(46) C(43) O(42) 103.0(5) yes C(46) C(43) C(44) 110.0(5) yes C(46) C(43) C(45) 110.9(5) yes C(52) C(51) C(5) 118.8(9) no C(56) C(51) C(5) 120.0(8) no C(56) C(51) C(52) 121.2(10) no C(53) C(52) C(51) 115.7(13) no C(54) C(53) C(52) 126.(2) no C(55) C(54) C(53) 119.(2) no C(56) C(55) C(54) 117.2(17) no C(55) C(56) C(51) 121.2(13) no loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance _geom_bond_publ_flag C(1) O(1) 1.185(13) yes C(1) C(2) 1.462(12) yes C(1) O(11) 1.316(13) yes C(2) O(2) 1.450(10) yes C(2) C(3) 1.472(10) yes O(2) C(3) 1.415(9) yes C(3) C(4) 1.500(8) yes C(4) N(4) 1.455(7) yes C(4) C(5) 1.544(9) yes N(4) C(41) 1.356(7) yes C(5) C(51) 1.489(10) yes O(11) C(12) 1.53(2) yes C(12) C(13) 1.30(3) yes C(41) O(41) 1.222(7) yes C(41) O(42) 1.331(7) yes O(42) C(43) 1.461(6) yes C(43) C(44) 1.530(8) yes C(43) C(45) 1.545(9) yes C(43) C(46) 1.512(10) yes C(51) C(52) 1.385(16) no C(51) C(56) 1.364(16) no C(52) C(53) 1.41(2) no C(53) C(54) 1.20(3) no C(54) C(55) 1.52(3) no C(55) C(56) 1.32(2) no 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 O(1) C(1) C(2) O(2) -24.0(13) yes O(1) C(1) C(2) C(3) 42.2(13) yes O(11) C(1) C(2) O(2) 160.1(7) yes O(11) C(1) C(2) C(3) -133.5(8) yes O(1) C(1) O(11) C(12) 10.9(15) yes C(2) C(1) O(11) C(12) -173.2(10) yes C(1) C(2) O(2) C(3) 111.1(18) yes C(3) C(2) O(2) C(3) 0.0(4) no C(1) C(2) C(3) O(2) -102.9(8) yes C(1) C(2) C(3) C(4) 153.6(7) yes O(2) C(2) C(3) O(2) 0.0(4) no O(2) C(2) C(3) C(4) -103.3(7) yes C(2) O(2) C(3) C(2) 0.0(5) no C(2) O(2) C(3) C(4) 115.6(6) yes C(2) C(3) C(4) N(4) 19.5(8) yes C(2) C(3) C(4) C(5) 142.6(6) yes O(2) C(3) C(4) N(4) -50.9(7) yes O(2) C(3) C(4) C(5) 72.1(7) yes C(3) C(4) N(4) C(41) -124.7(5) yes C(5) C(4) N(4) C(41) 113.6(6) yes C(3) C(4) C(5) C(51) 177.4(5) yes N(4) C(4) C(5) C(51) -58.5(7) yes C(4) N(4) C(41) O(41) 12.9(8) yes C(4) N(4) C(41) O(42) -168.5(5) yes C(4) C(5) C(51) C(52) -84.1(10) yes C(4) C(5) C(51) C(56) 95.4(10) yes C(1) O(11) C(12) C(13) 169.3(15) yes N(4) C(41) O(42) C(43) 178.5(4) yes O(41) C(41) O(42) C(43) -3.0(8) yes C(41) O(42) C(43) C(44) 66.1(6) yes C(41) O(42) C(43) C(45) -58.0(6) yes C(41) O(42) C(43) C(46) -176.8(5) yes C(5) C(51) C(52) C(53) 178.6(11) yes C(56) C(51) C(52) C(53) -1.0(18) no C(5) C(51) C(56) C(55) -177.7(13) no C(52) C(51) C(56) C(55) 2.(2) no C(51) C(52) C(53) C(54) 3(2) no C(52) C(53) C(54) C(55) -3(3) no C(53) C(54) C(55) C(56) 5(3) no C(54) C(55) C(56) C(51) -3.(2) no