#------------------------------------------------------------------------------ #$Date: 2011-09-28 15:24:46 +0100 (Wed, 28 Sep 2011) $ #$Revision: 26848 $ #$URL: svn://www.crystallography.net/cod/cif/2/10/40/2104049.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_2104049 loop_ _publ_author_name 'Janik, Alicja' 'Jarocha, Monika' 'Stadnicka, Katarzyna' _publ_section_title ; Pseudopolymorphism of N-acetyl-L-phenylalanine methyl ester ; _journal_coeditor_code BM5052 _journal_issue 2 _journal_name_full 'Acta Crystallographica Section B' _journal_page_first 223 _journal_page_last 229 _journal_volume 64 _journal_year 2008 _chemical_formula_moiety 'C12 H15 N O3' _chemical_formula_sum 'C12 H15 N O3' _chemical_formula_weight 221.25 _chemical_name_systematic ; N-Acetyl-L-phenylalanine methyl ester ; _space_group_IT_number 19 _symmetry_cell_setting orthorhombic _symmetry_space_group_name_Hall 'P 2ac 2ab' _symmetry_space_group_name_H-M 'P 21 21 21' _cell_angle_alpha 90.00 _cell_angle_beta 90.00 _cell_angle_gamma 90.00 _cell_formula_units_Z 4 _cell_length_a 4.99100(10) _cell_length_b 8.7145(2) _cell_length_c 28.0411(7) _cell_measurement_reflns_used 1546 _cell_measurement_temperature 293(2) _cell_measurement_theta_max 27.485 _cell_measurement_theta_min 0.998 _cell_volume 1219.62(5) _computing_cell_refinement 'DENZO-SMN (Otwinowski & Minor, 1997)' _computing_data_collection 'COLLECT (Nonius, 1997)' _computing_data_reduction 'HKL DENZO and Scalepack (Otwinowski & Minor, 1997)' _computing_molecular_graphics ; PLATON (Spek, 2003); ORTEP3 for Windows (Farrugia, 1997); MERCURY (Version 1.4; Macrae et al., 2006) ; _computing_publication_material 'SHELXL97 (Sheldrick, 1997)' _computing_structure_refinement 'SHELXL97 (Sheldrick, 1997)' _computing_structure_solution 'SIR92 (Altomare et al., 1994)' _diffrn_ambient_temperature 293(2) _diffrn_detector_area_resol_mean 9 _diffrn_measured_fraction_theta_full 0.989 _diffrn_measured_fraction_theta_max 0.989 _diffrn_measurement_device_type KappaCCD _diffrn_measurement_method '\f scans and \w scans to fill asymmetric unit' _diffrn_radiation_monochromator 'horizontally mounted graphite crystal' _diffrn_radiation_source 'fine-focus sealed tube' _diffrn_radiation_type MoK\a _diffrn_radiation_wavelength 0.71073 _diffrn_reflns_av_R_equivalents 0.0249 _diffrn_reflns_av_sigmaI/netI 0.0390 _diffrn_reflns_limit_h_max 6 _diffrn_reflns_limit_h_min -6 _diffrn_reflns_limit_k_max 11 _diffrn_reflns_limit_k_min -11 _diffrn_reflns_limit_l_max 36 _diffrn_reflns_limit_l_min -35 _diffrn_reflns_number 8443 _diffrn_reflns_theta_full 27.46 _diffrn_reflns_theta_max 27.46 _diffrn_reflns_theta_min 3.20 _exptl_absorpt_coefficient_mu 0.087 _exptl_absorpt_correction_T_max 0.9863 _exptl_absorpt_correction_T_min 0.9728 _exptl_absorpt_correction_type multi-scan _exptl_absorpt_process_details 'HKL DENZO and Scalepack (Otwinowski & Minor, 1997)' _exptl_crystal_colour colourless _exptl_crystal_density_diffrn 1.205 _exptl_crystal_density_method 'not measured' _exptl_crystal_description prism _exptl_crystal_F_000 472 _exptl_crystal_size_max 0.32 _exptl_crystal_size_mid 0.20 _exptl_crystal_size_min 0.16 _refine_diff_density_max 0.135 _refine_diff_density_min -0.169 _refine_ls_extinction_coef 0.047(8) _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 0.982 _refine_ls_hydrogen_treatment mixed _refine_ls_matrix_type full _refine_ls_number_parameters 151 _refine_ls_number_reflns 1656 _refine_ls_number_restraints 0 _refine_ls_restrained_S_all 0.982 _refine_ls_R_factor_all 0.0752 _refine_ls_R_factor_gt 0.0419 _refine_ls_shift/su_max 0.000 _refine_ls_shift/su_mean 0.000 _refine_ls_structure_factor_coef Fsqd _refine_ls_weighting_details 'w=1/[\s^2^(Fo^2^)+(0.0634P)^2^+0.0884P] where P=(Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_gt 0.0986 _refine_ls_wR_factor_ref 0.1161 _reflns_number_gt 1126 _reflns_number_total 1656 _reflns_threshold_expression >2sigma(I) _[local]_cod_data_source_file bm5052.cif _[local]_cod_data_source_block Ia loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x+1/2, -y, z+1/2' 'x+1/2, -y+1/2, -z' '-x, y+1/2, -z+1/2' 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 0.0000 '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 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' O O 0.0106 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' loop_ _atom_site_type_symbol _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 N N1 0.9648(4) 0.1871(2) 0.14259(7) 0.0530(5) Uani d . 1 H H1 1.146(6) 0.202(3) 0.1465(8) 0.054(6) Uiso d . 1 C C1 0.8270(5) -0.0331(3) 0.19033(9) 0.0585(6) Uani d . 1 O O1 0.9347(5) 0.0111(2) 0.22578(7) 0.0987(8) Uani d . 1 C C2 0.8724(5) 0.0303(2) 0.14076(8) 0.0498(5) Uani d . 1 H H2 0.6988 0.0305 0.1245 0.060 Uiso calc R 1 O O2 0.6520(4) -0.1475(2) 0.18916(6) 0.0760(6) Uani d . 1 C C3 1.0621(5) -0.0715(2) 0.11151(8) 0.0571(6) Uani d . 1 H H3A 1.2445 -0.0557 0.1224 0.069 Uiso calc R 1 H H3B 1.0168 -0.1784 0.1169 0.069 Uiso calc R 1 C C4 1.0461(5) -0.0373(2) 0.05895(8) 0.0504(5) Uani d . 1 C C5 0.8514(6) -0.1080(3) 0.03140(10) 0.0622(6) Uani d . 1 H H5 0.7361 -0.1787 0.0454 0.075 Uiso calc R 1 C C6 1.2140(5) 0.0674(3) 0.03718(9) 0.0606(6) Uani d . 1 H H6 1.3465 0.1160 0.0549 0.073 Uiso calc R 1 C C7 0.8262(6) -0.0749(3) -0.01654(10) 0.0699(7) Uani d . 1 H H7 0.6959 -0.1240 -0.0347 0.084 Uiso calc R 1 C C8 1.1867(6) 0.1007(3) -0.01082(10) 0.0702(7) Uani d . 1 H H8 1.3009 0.1714 -0.0251 0.084 Uiso calc R 1 C C9 0.9932(6) 0.0303(3) -0.03738(10) 0.0681(7) Uani d . 1 H H9 0.9747 0.0538 -0.0696 0.082 Uiso calc R 1 C C10 0.7934(5) 0.3036(3) 0.14765(8) 0.0514(6) Uani d . 1 O O10 0.5508(3) 0.28266(19) 0.14871(7) 0.0675(5) Uani d . 1 C C11 0.9138(7) 0.4596(3) 0.15162(10) 0.0693(7) Uani d . 1 H H11A 0.7909 0.5342 0.1392 0.083 Uiso calc R 1 H H11B 1.0777 0.4630 0.1337 0.083 Uiso calc R 1 H H11C 0.9503 0.4819 0.1845 0.083 Uiso calc R 1 C C12 0.5831(9) -0.2164(4) 0.23451(11) 0.0963(11) Uani d . 1 H H12A 0.4550 -0.2970 0.2295 0.116 Uiso calc R 1 H H12B 0.5071 -0.1398 0.2551 0.116 Uiso calc R 1 H H12C 0.7414 -0.2580 0.2490 0.116 Uiso calc R 1 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 N1 0.0353(10) 0.0541(10) 0.0695(13) -0.0007(9) 0.0004(9) -0.0018(9) C1 0.0505(14) 0.0616(13) 0.0633(15) 0.0024(13) -0.0022(12) 0.0026(12) O1 0.122(2) 0.1120(15) 0.0615(12) -0.0335(17) -0.0175(12) 0.0068(10) C2 0.0365(11) 0.0548(11) 0.0582(13) -0.0003(11) -0.0013(10) 0.0023(10) O2 0.0780(12) 0.0822(11) 0.0679(11) -0.0206(11) 0.0039(10) 0.0176(9) C3 0.0491(13) 0.0552(12) 0.0670(15) 0.0064(12) 0.0012(12) 0.0051(11) C4 0.0426(11) 0.0456(10) 0.0630(14) 0.0069(11) 0.0052(11) -0.0036(10) C5 0.0553(14) 0.0561(13) 0.0752(16) -0.0077(13) 0.0053(14) -0.0066(12) C6 0.0487(14) 0.0639(14) 0.0691(16) -0.0046(12) -0.0015(12) 0.0000(12) C7 0.0669(16) 0.0735(16) 0.0692(16) -0.0016(16) -0.0077(14) -0.0174(13) C8 0.0592(15) 0.0782(16) 0.0732(17) -0.0038(15) 0.0128(15) 0.0101(13) C9 0.0648(17) 0.0774(16) 0.0622(15) 0.0109(15) 0.0040(14) -0.0030(13) C10 0.0475(13) 0.0601(13) 0.0467(12) 0.0045(12) -0.0013(11) 0.0023(10) O10 0.0434(9) 0.0736(11) 0.0856(13) 0.0077(10) 0.0026(9) -0.0030(9) C11 0.0733(17) 0.0579(13) 0.0769(16) -0.0003(15) -0.0063(15) -0.0054(11) C12 0.109(3) 0.094(2) 0.086(2) -0.003(2) 0.0220(19) 0.0322(16) loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance N1 C10 1.336(3) N1 C2 1.443(3) N1 H1 0.92(3) C1 O1 1.194(3) C1 O2 1.326(3) C1 C2 1.513(3) C2 C3 1.535(3) C2 H2 0.9800 O2 C12 1.448(3) C3 C4 1.506(3) C3 H3A 0.9700 C3 H3B 0.9700 C4 C6 1.382(3) C4 C5 1.386(3) C5 C7 1.380(4) C5 H5 0.9300 C6 C8 1.384(4) C6 H6 0.9300 C7 C9 1.370(4) C7 H7 0.9300 C8 C9 1.365(4) C8 H8 0.9300 C9 H9 0.9300 C10 O10 1.225(3) C10 C11 1.490(3) C11 H11A 0.9600 C11 H11B 0.9600 C11 H11C 0.9600 C12 H12A 0.9600 C12 H12B 0.9600 C12 H12C 0.9600 loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle C10 N1 C2 121.3(2) C10 N1 H1 121(2) C2 N1 H1 117(2) O1 C1 O2 124.0(2) O1 C1 C2 125.5(2) O2 C1 C2 110.5(2) N1 C2 C1 111.2(2) N1 C2 C3 111.7(2) C1 C2 C3 111.9(2) N1 C2 H2 107.3 C1 C2 H2 107.3 C3 C2 H2 107.3 C1 O2 C12 116.5(2) C4 C3 C2 112.1(2) C4 C3 H3A 109.2 C2 C3 H3A 109.2 C4 C3 H3B 109.2 C2 C3 H3B 109.2 H3A C3 H3B 107.9 C6 C4 C5 118.2(2) C6 C4 C3 122.1(2) C5 C4 C3 119.7(2) C7 C5 C4 120.9(3) C7 C5 H5 119.5 C4 C5 H5 119.5 C4 C6 C8 120.6(2) C4 C6 H6 119.7 C8 C6 H6 119.7 C9 C7 C5 120.0(3) C9 C7 H7 120.0 C5 C7 H7 120.0 C9 C8 C6 120.4(3) C9 C8 H8 119.8 C6 C8 H8 119.8 C8 C9 C7 119.9(3) C8 C9 H9 120.1 C7 C9 H9 120.1 O10 C10 N1 121.5(2) O10 C10 C11 122.2(2) N1 C10 C11 116.3(2) C10 C11 H11A 109.5 C10 C11 H11B 109.5 H11A C11 H11B 109.5 C10 C11 H11C 109.5 H11A C11 H11C 109.5 H11B C11 H11C 109.5 O2 C12 H12A 109.5 O2 C12 H12B 109.5 H12A C12 H12B 109.5 O2 C12 H12C 109.5 H12A C12 H12C 109.5 H12B C12 H12C 109.5 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 N1 C2 C1 -82.6(3) C10 N1 C2 C3 151.8(2) O1 C1 C2 N1 -25.1(4) O2 C1 C2 N1 155.9(2) O1 C1 C2 C3 100.5(3) O2 C1 C2 C3 -78.6(2) O1 C1 O2 C12 2.7(4) C2 C1 O2 C12 -178.2(2) N1 C2 C3 C4 -71.4(3) C1 C2 C3 C4 163.3(2) C2 C3 C4 C6 92.1(3) C2 C3 C4 C5 -85.4(2) C6 C4 C5 C7 0.2(3) C3 C4 C5 C7 177.8(2) C5 C4 C6 C8 0.2(3) C3 C4 C6 C8 -177.4(2) C4 C5 C7 C9 -0.7(4) C4 C6 C8 C9 0.0(4) C6 C8 C9 C7 -0.6(4) C5 C7 C9 C8 0.9(4) C2 N1 C10 O10 -3.4(3) C2 N1 C10 C11 176.9(2) loop_ _geom_hbond_atom_site_label_D _geom_hbond_atom_site_label_H _geom_hbond_atom_site_label_A _geom_hbond_site_symmetry_A _geom_hbond_distance_DH _geom_hbond_distance_HA _geom_hbond_distance_DA _geom_hbond_angle_DHA N1 H1 O10 1_655 0.92(3) 2.14(3) 3.046(3) 168(2) C12 H12C O1 4_745 0.96 2.68 3.560(4) 153 C11 H11C O1 4_755 0.96 2.59 3.548(3) 174 C12 H12B O10 4_645 0.96 2.80 3.342(4) 117 C9 H9 O10 3 0.93 2.66 3.533(3) 156 C8 H8 CG1 3 0.93 3.12 3.88(4) 141 _cod_database_code 2104049