#------------------------------------------------------------------------------ #$Date: 2025-08-19 07:12:48 +0100 (Tue, 19 Aug 2025) $ #$Revision: 301798 $ #$URL: svn://www.crystallography.net/cod/cif/2/01/24/2012486.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_2012486 loop_ _publ_author_name 'Bond, Andrew D.' _publ_section_title ; Redetermination of the twinned structure of triacetone amine monohydrate ; _journal_issue 2 _journal_name_full 'Acta Crystallographica Section C' _journal_page_first o115 _journal_page_last o116 _journal_paper_doi 10.1107/S0108270101021527 _journal_volume 58 _journal_year 2002 _chemical_formula_moiety 'C9 H17 N O , H2 O' _chemical_formula_sum 'C9 H19 N O2' _chemical_formula_weight 173.25 _chemical_melting_point .311E-305 _chemical_name_common 'triacetone amine monohydrate' _chemical_name_systematic ; 2,2,6,6-tetramethylpiperidin-4-one monohydrate ; _space_group_IT_number 14 _symmetry_cell_setting monoclinic _symmetry_space_group_name_Hall '-P 2ybc' _symmetry_space_group_name_H-M 'P 1 21/c 1' _atom_sites_solution_hydrogens geom _atom_sites_solution_primary direct _atom_sites_solution_secondary difmap _cell_angle_alpha 90 _cell_angle_beta 90.084(3) _cell_angle_gamma 90 _cell_formula_units_Z 8 _cell_length_a 9.0860(4) _cell_length_b 13.0550(6) _cell_length_c 17.7367(6) _cell_measurement_reflns_used 11277 _cell_measurement_temperature 180(2) _cell_measurement_theta_max 25.03 _cell_measurement_theta_min 1.00 _cell_volume 2103.88(15) _computing_cell_refinement 'HKL SCALEPACK (Otwinowski & Minor, 1997)' _computing_data_collection 'COLLECT (Nonius, 1998)' _computing_data_reduction 'HKL DENZO (Otwinowski & Minor, 1997) and SCALEPACK' _computing_molecular_graphics 'XP (Sheldrick, 1993)' _computing_publication_material SHELXL97 _computing_structure_refinement 'SHELXL97 (Sheldrick, 1997)' _computing_structure_solution 'SIR92 (Altomare et al., 1994)' _diffrn_ambient_temperature 180(2) _diffrn_measured_fraction_theta_full .991 _diffrn_measured_fraction_theta_max .991 _diffrn_measurement_device_type 'Nonius KappaCCD' _diffrn_measurement_method 'Thin slice \w and \f scans' _diffrn_radiation_monochromator graphite _diffrn_radiation_source 'fine-focus sealed tube' _diffrn_radiation_type MoK\a _diffrn_radiation_wavelength .7107 _diffrn_reflns_av_R_equivalents .047 _diffrn_reflns_av_sigmaI/netI .048 _diffrn_reflns_limit_h_max 10 _diffrn_reflns_limit_h_min -10 _diffrn_reflns_limit_k_max 15 _diffrn_reflns_limit_k_min -15 _diffrn_reflns_limit_l_max 21 _diffrn_reflns_limit_l_min -21 _diffrn_reflns_number 15306 _diffrn_reflns_theta_full 25.02 _diffrn_reflns_theta_max 25.02 _diffrn_reflns_theta_min 3.57 _diffrn_standards_number 0 _exptl_absorpt_coefficient_mu .076 _exptl_absorpt_correction_T_max .979 _exptl_absorpt_correction_T_min .934 _exptl_absorpt_correction_type multi-scan _exptl_absorpt_process_details '(SORTAV; Blessing, 1995)' _exptl_crystal_colour colourless _exptl_crystal_density_diffrn 1.094 _exptl_crystal_density_meas ? _exptl_crystal_density_method 'not measured' _exptl_crystal_description block _exptl_crystal_F_000 768 _exptl_crystal_size_max .37 _exptl_crystal_size_mid .30 _exptl_crystal_size_min .30 _refine_diff_density_max .51 _refine_diff_density_min -.30 _refine_ls_extinction_coef .021(3) _refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^ _refine_ls_extinction_method 'SHELXL97 (Sheldrick, 1997)' _refine_ls_goodness_of_fit_ref 1.042 _refine_ls_hydrogen_treatment mixed _refine_ls_matrix_type full _refine_ls_number_parameters 246 _refine_ls_number_reflns 3679 _refine_ls_number_restraints 7 _refine_ls_restrained_S_all 1.041 _refine_ls_R_factor_all .075 _refine_ls_R_factor_gt .053 _refine_ls_shift/su_max .001 _refine_ls_shift/su_mean .000 _refine_ls_structure_factor_coef Fsqd _refine_ls_weighting_details 'calc w = 1/[\s^2^(Fo^2^)+(0.073P)^2^+0.408P] where P=(Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_gt .126 _refine_ls_wR_factor_ref .139 _reflns_number_gt 2795 _reflns_number_total 3679 _reflns_threshold_expression I>2\s(I) _cod_data_source_file bm1480.cif _cod_data_source_block I _cod_depositor_comments ; The following automatic conversions were performed: '_exptl_crystal_density_meas' value 'not measured' was changed to '?' - the value is perceived as not measured. Automatic conversion script Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas ; _cod_original_cell_volume 2103.89(15) _cod_original_sg_symbol_H-M 'P 21/c' _cod_database_code 2012486 _cod_database_fobs_code 2012486 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x, y+1/2, -z+1/2' '-x, -y, -z' 'x, -y-1/2, z-1/2' 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 O100 .8645(2) .2267(2) .31352(12) .0829(8) Uani d D 1 . . O H100 .805(3) .238(3) .3522(11) .099 Uiso d D 1 . . H H101 .818(3) .240(3) .2707(12) .099 Uiso d D 1 . . H O101 .3567(2) .20849(17) -.05934(11) .0596(6) Uani d D 1 . . O H102 .306(3) .234(2) -.0211(10) .071 Uiso d D 1 . . H H103 .301(3) .209(2) -.1005(10) .071 Uiso d D 1 . . H O1A .7511(3) .2686(2) .16842(11) .0918(9) Uani d . 1 . . O N1A .6968(2) .24812(14) -.05136(11) .0334(5) Uani d . 1 . . N H1NA .606(3) .2402(19) -.0638(15) .040 Uiso d . 1 . . H C1A .6874(3) .2594(2) .10801(14) .0529(7) Uani d . 1 . . C C2A .6355(3) .3487(2) .06436(13) .0458(6) Uani d . 1 . . C H2AA .6613 .4125 .0915 .055 Uiso calc R 1 . . H H2AB .5271 .3458 .0593 .055 Uiso calc R 1 . . H C3A .6598(3) .1583(2) .07113(14) .0538(7) Uani d . 1 . . C H3AA .5525 .1475 .0651 .065 Uiso calc R 1 . . H H3AB .6992 .1025 .1032 .065 Uiso calc R 1 . . H C4A .7070(3) .34985(18) -.01537(12) .0381(6) Uani d . 1 . . C C5A .7358(3) .15571(19) -.00754(13) .0434(6) Uani d . 1 . . C C6A .8652(3) .3890(2) -.00916(15) .0574(8) Uani d . 1 . . C H6AA .9149 .3807 -.0578 .086 Uiso calc R 1 . . H H6AB .9178 .3497 .0295 .086 Uiso calc R 1 . . H H6AC .8644 .4616 .0048 .086 Uiso calc R 1 . . H C7A .6209(3) .42269(18) -.06626(15) .0521(7) Uani d . 1 . . C H7AA .6614 .4201 -.1174 .078 Uiso calc R 1 . . H H7AB .6289 .4927 -.0467 .078 Uiso calc R 1 . . H H7AC .5172 .4021 -.0674 .078 Uiso calc R 1 . . H C8A .6794(4) .0646(2) -.05218(18) .0691(9) Uani d . 1 . . C H8AA .5736 .0725 -.0612 .104 Uiso calc R 1 . . H H8AB .6972 .0016 -.0236 .104 Uiso calc R 1 . . H H8AC .7311 .0610 -.1006 .104 Uiso calc R 1 . . H C9A .9034(3) .1463(3) .00321(16) .0646(9) Uani d . 1 . . C H9AA .9367 .1970 .0403 .097 Uiso calc R 1 . . H H9AB .9528 .1586 -.0450 .097 Uiso calc R 1 . . H H9AC .9274 .0773 .0212 .097 Uiso calc R 1 . . H O1B .2392(2) .29864(16) .07831(9) .0620(6) Uani d . 1 . . O N1B .1957(2) .27460(13) .30070(10) .0319(5) Uani d . 1 . . N H1NB .099(3) .2670(17) .3147(15) .038 Uiso d . 1 . . H C1B .1829(3) .28667(19) .13980(13) .0400(6) Uani d . 1 . . C C2B .1667(3) .18482(18) .17761(14) .0475(7) Uani d . 1 . . C H2BA .2112 .1310 .1456 .057 Uiso calc R 1 . . H H2BB .0609 .1688 .1836 .057 Uiso calc R 1 . . H C3B .1264(3) .37406(18) .18529(12) .0393(6) Uani d . 1 . . C H3BA .0183 .3678 .1906 .047 Uiso calc R 1 . . H H3BB .1474 .4390 .1586 .047 Uiso calc R 1 . . H C4B .2423(3) .18454(18) .25599(13) .0410(6) Uani d . 1 . . C C5B .1979(3) .37719(16) .26464(12) .0355(6) Uani d . 1 . . C C6B .1930(4) .09084(19) .30047(16) .0620(8) Uani d . 1 . . C H6BA .2427 .0900 .3495 .093 Uiso calc R 1 . . H H6BB .2183 .0286 .2724 .093 Uiso calc R 1 . . H H6BC .0862 .0936 .3081 .093 Uiso calc R 1 . . H C7B .4101(3) .1816(2) .24650(18) .0645(8) Uani d . 1 . . C H7BA .4574 .1928 .2955 .097 Uiso calc R 1 . . H H7BB .4406 .2354 .2113 .097 Uiso calc R 1 . . H H7BC .4395 .1146 .2266 .097 Uiso calc R 1 . . H C8B .3528(3) .4215(2) .25951(14) .0555(7) Uani d . 1 . . C H8BA .4029 .4132 .3081 .083 Uiso calc R 1 . . H H8BB .3470 .4944 .2469 .083 Uiso calc R 1 . . H H8BC .4080 .3853 .2203 .083 Uiso calc R 1 . . H C9B .1065(3) .44628(19) .31553(14) .0537(7) Uani d . 1 . . C H9BA .1501 .4477 .3661 .081 Uiso calc R 1 . . H H9BB .0058 .4198 .3185 .081 Uiso calc R 1 . . H H9BC .1048 .5158 .2947 .081 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 O100 .0399(12) .172(2) .0372(11) .0005(14) .0048(10) .0081(14) O101 .0459(12) .0915(15) .0413(10) .0094(10) -.0079(9) -.0153(11) O1A .0620(15) .184(3) .0293(11) -.0062(17) -.0088(11) .0108(12) N1A .0321(11) .0404(10) .0276(10) .0019(10) .0020(9) .0006(8) C1A .0336(14) .098(2) .0272(14) -.0013(15) .0087(12) .0053(13) C2A .0437(16) .0570(15) .0368(13) -.0058(12) .0038(12) -.0125(12) C3A .0537(17) .0610(16) .0466(15) .0153(14) .0111(14) .0243(13) C4A .0365(14) .0428(13) .0350(12) -.0063(11) .0020(10) -.0046(10) C5A .0451(15) .0444(14) .0408(13) .0127(12) .0070(12) .0092(11) C6A .0490(17) .0695(18) .0537(16) -.0190(16) .0049(13) -.0077(14) C7A .0590(17) .0363(13) .0610(16) .0007(12) .0020(14) .0055(12) C8A .086(2) .0383(14) .083(2) .0100(16) .0149(18) .0019(14) C9A .0536(18) .089(2) .0510(16) .0284(17) .0075(14) .0159(16) O1B .0662(13) .0894(14) .0306(10) -.0084(11) .0090(10) -.0055(9) N1B .0293(10) .0344(10) .0320(11) -.0018(8) .0035(9) .0036(7) C1B .0356(14) .0562(15) .0280(13) -.0037(12) -.0034(11) -.0047(11) C2B .0597(17) .0406(14) .0422(14) .0044(13) -.0046(13) -.0114(11) C3B .0426(15) .0414(13) .0337(12) -.0039(11) -.0035(11) .0058(10) C4B .0475(15) .0356(12) .0400(13) .0081(11) -.0017(12) -.0038(10) C5B .0448(14) .0315(11) .0304(11) -.0045(11) -.0015(10) .0009(9) C6B .087(2) .0351(13) .0634(18) .0036(15) -.0107(17) .0064(12) C7B .0478(17) .080(2) .0655(18) .0241(15) .0008(15) -.0043(16) C8B .0565(17) .0619(17) .0479(15) -.0260(14) -.0065(13) .0104(13) C9B .078(2) .0407(14) .0420(13) .0089(14) .0001(14) -.0058(11) 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 Vol C Tables 4.2.6.8 and 6.1.1.4' H H .0000 .0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' N N .0061 .0033 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' O O .0106 .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 _geom_angle_publ_flag H100 O100 H101 109.9(13) no H102 O101 H103 109.1(12) no C4A N1A C5A 119.49(19) no C4A N1A H1NA 106.2(17) no C5A N1A H1NA 105.4(17) no O1A C1A C2A 122.2(3) no O1A C1A C3A 123.3(3) no C2A C1A C3A 114.5(2) no C1A C2A C4A 110.5(2) no C1A C2A H2AA 109.5 no C4A C2A H2AA 109.5 no C1A C2A H2AB 109.5 no C4A C2A H2AB 109.5 no H2AA C2A H2AB 108.1 no C1A C3A C5A 109.7(2) no C1A C3A H3AA 109.7 no C5A C3A H3AA 109.7 no C1A C3A H3AB 109.7 no C5A C3A H3AB 109.7 no H3AA C3A H3AB 108.2 no N1A C4A C7A 105.86(18) no N1A C4A C6A 112.9(2) no C7A C4A C6A 108.4(2) no N1A C4A C2A 110.97(18) no C7A C4A C2A 109.2(2) no C6A C4A C2A 109.3(2) no N1A C5A C8A 106.5(2) no N1A C5A C9A 111.5(2) no C8A C5A C9A 109.6(2) no N1A C5A C3A 110.31(19) no C8A C5A C3A 109.5(2) no C9A C5A C3A 109.3(2) no C4A C6A H6AA 109.5 no C4A C6A H6AB 109.5 no H6AA C6A H6AB 109.5 no C4A C6A H6AC 109.5 no H6AA C6A H6AC 109.5 no H6AB C6A H6AC 109.5 no C4A C7A H7AA 109.5 no C4A C7A H7AB 109.5 no H7AA C7A H7AB 109.5 no C4A C7A H7AC 109.5 no H7AA C7A H7AC 109.5 no H7AB C7A H7AC 109.5 no C5A C8A H8AA 109.5 no C5A C8A H8AB 109.5 no H8AA C8A H8AB 109.5 no C5A C8A H8AC 109.5 no H8AA C8A H8AC 109.5 no H8AB C8A H8AC 109.5 no C5A C9A H9AA 109.5 no C5A C9A H9AB 109.5 no H9AA C9A H9AB 109.5 no C5A C9A H9AC 109.5 no H9AA C9A H9AC 109.5 no H9AB C9A H9AC 109.5 no C4B N1B C5B 118.80(18) no C4B N1B H1NB 109.5(15) no C5B N1B H1NB 103.1(15) no O1B C1B C3B 122.2(2) no O1B C1B C2B 123.9(2) no C3B C1B C2B 113.8(2) no C1B C2B C4B 111.1(2) no C1B C2B H2BA 109.4 no C4B C2B H2BA 109.4 no C1B C2B H2BB 109.4 no C4B C2B H2BB 109.4 no H2BA C2B H2BB 108.0 no C1B C3B C5B 111.58(19) no C1B C3B H3BA 109.3 no C5B C3B H3BA 109.3 no C1B C3B H3BB 109.3 no C5B C3B H3BB 109.3 no H3BA C3B H3BB 108.0 no N1B C4B C6B 106.0(2) no N1B C4B C7B 111.3(2) no C6B C4B C7B 109.2(2) no N1B C4B C2B 110.61(19) no C6B C4B C2B 109.6(2) no C7B C4B C2B 109.9(2) no N1B C5B C9B 105.74(18) no N1B C5B C8B 112.39(19) no C9B C5B C8B 108.4(2) no N1B C5B C3B 111.20(17) no C9B C5B C3B 109.00(19) no C8B C5B C3B 109.98(18) no C4B C6B H6BA 109.5 no C4B C6B H6BB 109.5 no H6BA C6B H6BB 109.5 no C4B C6B H6BC 109.5 no H6BA C6B H6BC 109.5 no H6BB C6B H6BC 109.5 no C4B C7B H7BA 109.5 no C4B C7B H7BB 109.5 no H7BA C7B H7BB 109.5 no C4B C7B H7BC 109.5 no H7BA C7B H7BC 109.5 no H7BB C7B H7BC 109.5 no C5B C8B H8BA 109.5 no C5B C8B H8BB 109.5 no H8BA C8B H8BB 109.5 no C5B C8B H8BC 109.5 no H8BA C8B H8BC 109.5 no H8BB C8B H8BC 109.5 no C5B C9B H9BA 109.5 no C5B C9B H9BB 109.5 no H9BA C9B H9BB 109.5 no C5B C9B H9BC 109.5 no H9BA C9B H9BC 109.5 no H9BB C9B H9BC 109.5 no 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 O100 H100 . .890(10) no O100 H101 . .890(10) no O101 H102 . .890(10) no O101 H103 . .890(10) no O1A C1A . 1.223(3) no N1A C4A . 1.476(3) no N1A C5A . 1.478(3) no N1A H1NA . .86(3) no C1A C2A . 1.476(4) no C1A C3A . 1.494(4) no C2A C4A . 1.557(3) no C2A H2AA . .9900 no C2A H2AB . .9900 no C3A C5A . 1.558(3) no C3A H3AA . .9900 no C3A H3AB . .9900 no C4A C7A . 1.526(4) no C4A C6A . 1.530(3) no C5A C8A . 1.517(4) no C5A C9A . 1.540(4) no C6A H6AA . .9800 no C6A H6AB . .9800 no C6A H6AC . .9800 no C7A H7AA . .9800 no C7A H7AB . .9800 no C7A H7AC . .9800 no C8A H8AA . .9800 no C8A H8AB . .9800 no C8A H8AC . .9800 no C9A H9AA . .9800 no C9A H9AB . .9800 no C9A H9AC . .9800 no O1B C1B . 1.216(3) no N1B C4B . 1.480(3) no N1B C5B . 1.484(3) no N1B H1NB . .92(3) no C1B C3B . 1.489(3) no C1B C2B . 1.497(3) no C2B C4B . 1.550(3) no C2B H2BA . .9900 no C2B H2BB . .9900 no C3B C5B . 1.550(3) no C3B H3BA . .9900 no C3B H3BB . .9900 no C4B C6B . 1.523(4) no C4B C7B . 1.534(4) no C5B C9B . 1.523(3) no C5B C8B . 1.524(3) no C6B H6BA . .9800 no C6B H6BB . .9800 no C6B H6BC . .9800 no C7B H7BA . .9800 no C7B H7BB . .9800 no C7B H7BC . .9800 no C8B H8BA . .9800 no C8B H8BB . .9800 no C8B H8BC . .9800 no C9B H9BA . .9800 no C9B H9BB . .9800 no C9B H9BC . .9800 no 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 _geom_hbond_publ_flag O100 H100 N1A 4_566 .890(10) 1.980(10) 2.861(3) 171(3) yes O100 H101 O1A . .890(10) 1.950(10) 2.824(3) 170(3) yes O101 H102 O1B . .890(10) 2.050(10) 2.914(3) 166(3) yes O101 H103 N1B 4_565 .890(10) 2.010(10) 2.888(3) 171(3) yes N1A H1NA O101 . .86(3) 2.31(3) 3.136(3) 163(2) yes N1B H1NB O100 1_455 .92(3) 2.19(3) 3.082(3) 162(2) yes 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 O1A C1A C2A C4A 121.2(3) no C3A C1A C2A C4A -57.0(3) no O1A C1A C3A C5A -119.9(3) no C2A C1A C3A C5A 58.3(3) no C5A N1A C4A C7A -164.7(2) no C5A N1A C4A C6A 76.9(3) no C5A N1A C4A C2A -46.3(3) no C1A C2A C4A N1A 47.6(3) no C1A C2A C4A C7A 164.0(2) no C1A C2A C4A C6A -77.6(3) no C4A N1A C5A C8A 166.5(2) no C4A N1A C5A C9A -74.0(3) no C4A N1A C5A C3A 47.7(3) no C1A C3A C5A N1A -50.0(3) no C1A C3A C5A C8A -167.0(2) no C1A C3A C5A C9A 72.9(3) no O1B C1B C2B C4B 122.6(2) no C3B C1B C2B C4B -56.0(3) no O1B C1B C3B C5B -123.9(2) no C2B C1B C3B C5B 54.8(3) no C5B N1B C4B C6B -166.5(2) no C5B N1B C4B C7B 74.8(3) no C5B N1B C4B C2B -47.7(3) no C1B C2B C4B N1B 49.8(3) no C1B C2B C4B C6B 166.3(2) no C1B C2B C4B C7B -73.6(3) no C4B N1B C5B C9B 164.7(2) no C4B N1B C5B C8B -77.2(3) no C4B N1B C5B C3B 46.6(3) no C1B C3B C5B N1B -47.5(3) no C1B C3B C5B C9B -163.7(2) no C1B C3B C5B C8B 77.7(2) no loop_ _cod_related_entry_id _cod_related_entry_database _cod_related_entry_code 1 ChemSpider 11398491 2 PubChem 139058455