#------------------------------------------------------------------------------ #$Date: 2025-08-19 12:52:15 +0100 (Tue, 19 Aug 2025) $ #$Revision: 301804 $ #$URL: svn://www.crystallography.net/cod/cif/2/21/45/2214544.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_2214544 loop_ _publ_author_name 'B. Thimme Gowda' 'Sabine Foro' 'Hartmut Fuess' _publ_section_title ; N-(4-Chlorophenyl)acetamide: a redetermination ; _journal_coeditor_code BT2422 _journal_issue 8 _journal_name_full 'Acta Crystallographica Section E' _journal_page_first o3392 _journal_page_last o3392 _journal_paper_doi 10.1107/S1600536807031893 _journal_volume 63 _journal_year 2007 _chemical_formula_iupac 'C8 H8 Cl N O' _chemical_formula_moiety 'C8 H8 Cl N O' _chemical_formula_sum 'C8 H8 Cl N O' _chemical_formula_weight 169.60 _chemical_name_common 4-Chloroacetanilide _chemical_name_systematic ; N-(4-Chlorophenyl)acetamide ; _space_group_IT_number 33 _symmetry_cell_setting orthorhombic _symmetry_space_group_name_Hall 'P 2c -2n' _symmetry_space_group_name_H-M 'P n a 21' _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 90.00 _cell_angle_gamma 90.00 _cell_formula_units_Z 4 _cell_length_a 9.7163(7) _cell_length_b 12.8528(9) _cell_length_c 6.5282(6) _cell_measurement_reflns_used 25 _cell_measurement_temperature 299(2) _cell_measurement_theta_max 25.29 _cell_measurement_theta_min 8.87 _cell_volume 815.25(11) _computing_cell_refinement CAD-4-PC _computing_data_collection 'CAD-4-PC (Enraf-Nonius, 1996)' _computing_data_reduction 'REDU4 (Stoe & Cie, 1987)' _computing_molecular_graphics 'PLATON (Spek, 2003)' _computing_publication_material SHELXL97 _computing_structure_refinement 'SHELXL97 (Sheldrick, 1997)' _computing_structure_solution 'SHELXS97 (Sheldrick, 1997)' _diffrn_ambient_temperature 299(2) _diffrn_measured_fraction_theta_full 1.000 _diffrn_measured_fraction_theta_max 1.000 _diffrn_measurement_device_type 'Enraf-Nonius CAD-4' _diffrn_measurement_method \w/2\q _diffrn_radiation_monochromator graphite _diffrn_radiation_source 'fine-focus sealed tube' _diffrn_radiation_type CuK\a _diffrn_radiation_wavelength 1.54180 _diffrn_reflns_av_R_equivalents 0.0266 _diffrn_reflns_av_sigmaI/netI 0.0265 _diffrn_reflns_limit_h_max 11 _diffrn_reflns_limit_h_min 0 _diffrn_reflns_limit_k_max 15 _diffrn_reflns_limit_k_min -7 _diffrn_reflns_limit_l_max 0 _diffrn_reflns_limit_l_min -7 _diffrn_reflns_number 1260 _diffrn_reflns_theta_full 66.81 _diffrn_reflns_theta_max 66.81 _diffrn_reflns_theta_min 5.71 _diffrn_standards_decay_% 1.0 _diffrn_standards_interval_time 120 _diffrn_standards_number 3 _exptl_absorpt_coefficient_mu 3.651 _exptl_absorpt_correction_T_max 0.7758 _exptl_absorpt_correction_T_min 0.3589 _exptl_absorpt_correction_type psi-scan _exptl_absorpt_process_details '(North et al., 1968)' _exptl_crystal_colour colourless _exptl_crystal_density_diffrn 1.382 _exptl_crystal_density_method 'not measured' _exptl_crystal_description rod _exptl_crystal_F_000 352 _exptl_crystal_size_max 0.33 _exptl_crystal_size_mid 0.10 _exptl_crystal_size_min 0.08 _refine_diff_density_max 0.174 _refine_diff_density_min -0.234 _refine_ls_abs_structure_details 'Flack (1983), no Friedel pairs' _refine_ls_abs_structure_Flack -0.02(2) _refine_ls_extinction_coef 0.0070(10) _refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^ _refine_ls_extinction_method SHELXL97 _refine_ls_goodness_of_fit_ref 1.041 _refine_ls_hydrogen_treatment mixed _refine_ls_matrix_type full _refine_ls_number_parameters 105 _refine_ls_number_reflns 793 _refine_ls_number_restraints 1 _refine_ls_restrained_S_all 1.040 _refine_ls_R_factor_all 0.0358 _refine_ls_R_factor_gt 0.0302 _refine_ls_shift/su_max 0.006 _refine_ls_shift/su_mean 0.000 _refine_ls_structure_factor_coef Fsqd _refine_ls_weighting_details 'calc w=1/[\s^2^(Fo^2^)+(0.0574P)^2^+0.0284P] where P=(Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_gt 0.0795 _refine_ls_wR_factor_ref 0.0836 _reflns_number_gt 706 _reflns_number_total 793 _reflns_threshold_expression I>2\s(I) _cod_data_source_file bt2422.cif _cod_data_source_block I _cod_depositor_comments ; The following automatic conversions were performed: '_exptl_absorpt_correction_type' value 'Psi-scan' changed to 'psi-scan' according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29. Automatic conversion script Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius The following automatic conversions were performed: '_exptl_absorpt_correction_type' value 'Psi-scan' changed to 'psi-scan' according to /home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29. Automatic conversion script Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana ; _cod_database_code 2214544 _cod_database_fobs_code 2214544 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x, -y, z+1/2' '-x+1/2, y+1/2, z+1/2' 'x+1/2, -y+1/2, z' 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 Cl Cl11 0.25877(7) 0.53871(6) 0.69773(15) 0.0595(3) Uani d . 1 O O3 0.43707(19) 0.2559(2) -0.1534(4) 0.0730(8) Uani d . 1 N N4 0.2176(2) 0.29176(19) -0.0645(5) 0.0432(5) Uani d . 1 H H4N 0.132(3) 0.277(2) -0.092(6) 0.052 Uiso d . 1 C C1 0.2594(3) 0.1900(3) -0.3668(6) 0.0545(8) Uani d . 1 H H1A 0.1632 0.1758 -0.3474 0.065 Uiso calc R 1 H H1B 0.3085 0.1256 -0.3811 0.065 Uiso calc R 1 H H1C 0.2715 0.2311 -0.4883 0.065 Uiso calc R 1 C C2 0.3137(3) 0.2483(2) -0.1857(5) 0.0460(7) Uani d . 1 C C5 0.2355(2) 0.3493(2) 0.1167(4) 0.0396(6) Uani d . 1 C C6 0.3619(2) 0.3811(2) 0.1933(5) 0.0468(7) Uani d . 1 H H6 0.4424 0.3643 0.1237 0.056 Uiso calc R 1 C C7 0.3682(2) 0.4379(2) 0.3731(5) 0.0504(8) Uani d . 1 H H7 0.4532 0.4580 0.4255 0.061 Uiso calc R 1 C C8 0.2495(2) 0.4648(2) 0.4747(6) 0.0448(7) Uani d . 1 C C9 0.1231(2) 0.4346(2) 0.4013(5) 0.0495(7) Uani d . 1 H H9 0.0431 0.4525 0.4710 0.059 Uiso calc R 1 C C10 0.1167(2) 0.3772(2) 0.2229(5) 0.0471(7) Uani d . 1 H H10 0.0313 0.3567 0.1725 0.057 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 Cl11 0.0594(4) 0.0668(5) 0.0524(4) -0.0019(3) -0.0033(5) -0.0122(4) O3 0.0373(11) 0.1145(18) 0.0672(16) 0.0193(11) -0.0051(11) -0.0167(15) N4 0.0293(10) 0.0544(12) 0.0459(13) 0.0007(9) -0.0018(10) -0.0021(11) C1 0.0610(17) 0.0520(15) 0.0506(18) 0.0043(12) -0.0012(14) -0.0032(15) C2 0.0379(13) 0.0543(14) 0.0458(16) 0.0066(13) 0.0005(14) 0.0073(14) C5 0.0329(11) 0.0440(13) 0.0419(14) -0.0015(10) -0.0015(11) 0.0052(12) C6 0.0302(11) 0.0603(16) 0.0499(16) -0.0028(9) 0.0021(15) -0.0046(16) C7 0.0323(11) 0.0624(16) 0.057(2) -0.0061(11) -0.0061(13) -0.0020(16) C8 0.0456(15) 0.0441(14) 0.0448(16) 0.0003(10) -0.0019(12) 0.0032(13) C9 0.0345(11) 0.0619(16) 0.0521(17) 0.0016(11) 0.0060(13) -0.0049(15) C10 0.0293(11) 0.0583(15) 0.0536(19) -0.0001(10) -0.0020(11) -0.0043(15) loop_ _atom_type_symbol _atom_type_description _atom_type_scat_dispersion_real _atom_type_scat_dispersion_imag _atom_type_scat_source C C 0.0181 0.0091 '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' Cl Cl 0.3639 0.7018 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' N N 0.0311 0.0180 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' O O 0.0492 0.0322 '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 C2 N4 C5 128.9(2) C2 N4 H4N 117(2) C5 N4 H4N 114(3) C2 C1 H1A 109.5 C2 C1 H1B 109.5 H1A C1 H1B 109.5 C2 C1 H1C 109.5 H1A C1 H1C 109.5 H1B C1 H1C 109.5 O3 C2 N4 123.1(3) O3 C2 C1 121.5(3) N4 C2 C1 115.3(2) C6 C5 C10 118.6(3) C6 C5 N4 124.6(2) C10 C5 N4 116.9(2) C7 C6 C5 120.0(2) C7 C6 H6 120.0 C5 C6 H6 120.0 C8 C7 C6 120.3(2) C8 C7 H7 119.8 C6 C7 H7 119.8 C9 C8 C7 120.7(3) C9 C8 Cl11 119.5(2) C7 C8 Cl11 119.8(2) C8 C9 C10 119.1(3) C8 C9 H9 120.5 C10 C9 H9 120.5 C9 C10 C5 121.3(2) C9 C10 H10 119.3 C5 C10 H10 119.3 loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance Cl11 C8 1.741(4) O3 C2 1.221(3) N4 C2 1.345(4) N4 C5 1.406(4) N4 H4N 0.87(3) C1 C2 1.496(5) C1 H1A 0.9600 C1 H1B 0.9600 C1 H1C 0.9600 C5 C6 1.389(3) C5 C10 1.393(3) C6 C7 1.384(5) C6 H6 0.9300 C7 C8 1.375(4) C7 H7 0.9300 C8 C9 1.374(4) C9 C10 1.380(5) C9 H9 0.9300 C10 H10 0.9300 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 N4 H4N O3 4_455 0.87(3) 1.98(3) 2.853(3) 179(3) 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 C5 N4 C2 O3 -1.7(5) C5 N4 C2 C1 178.8(3) C2 N4 C5 C6 7.1(5) C2 N4 C5 C10 -174.1(3) C10 C5 C6 C7 1.0(4) N4 C5 C6 C7 179.7(3) C5 C6 C7 C8 -1.3(5) C6 C7 C8 C9 1.0(5) C6 C7 C8 Cl11 -178.6(2) C7 C8 C9 C10 -0.5(5) Cl11 C8 C9 C10 179.2(2) C8 C9 C10 C5 0.2(5) C6 C5 C10 C9 -0.5(4) N4 C5 C10 C9 -179.3(3) loop_ _cod_related_entry_id _cod_related_entry_database _cod_related_entry_code 1 ChemSpider 10411 2 PubChem 10871