#------------------------------------------------------------------------------ #$Date: 2025-08-19 07:12:48 +0100 (Tue, 19 Aug 2025) $ #$Revision: 301798 $ #$URL: svn://www.crystallography.net/cod/cif/2/01/29/2012975.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_2012975 loop_ _publ_author_name 'Mashuta, Mark S.' 'Cheruzel, Lionel' 'Buchanan, Robert M.' _publ_section_title ; Tris[(1-methylimidazol-2-yl)methyl]amine--boric acid (1/1) ; _journal_issue 10 _journal_name_full 'Acta Crystallographica Section C' _journal_page_first o629 _journal_page_last o631 _journal_paper_doi 10.1107/S0108270102016542 _journal_volume 58 _journal_year 2002 _chemical_formula_moiety 'C15 H21 N7 , B (H O)3' _chemical_formula_sum 'C15 H24 B N7 O3' _chemical_formula_weight 361.22 _chemical_melting_point .458E-305 _chemical_name_common 'tmima boric acid' _chemical_name_systematic ; Tris[(1-methylimidazol-2-yl)methyl]amine boric acid ; _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 mixed _atom_sites_solution_primary direct _atom_sites_solution_secondary difmap _audit_creation_method SHELXL97 _cell_angle_alpha 90 _cell_angle_beta 110.72(2) _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 16.2812(17) _cell_length_b 10.0010(10) _cell_length_c 12.2564(13) _cell_measurement_reflns_used 6545 _cell_measurement_temperature 100(2) _cell_measurement_theta_max 28.09 _cell_measurement_theta_min 2.43 _cell_volume 1866.6(4) _computing_cell_refinement 'SAINT (Bruker, 2001)' _computing_data_collection 'SMART (Bruker, 2001)' _computing_data_reduction SAINT _computing_molecular_graphics 'ORTEP-3 for Windows (Farrugia, 1997) and SHELXTL (Bruker, 2001)' _computing_publication_material SHELXTL _computing_structure_refinement 'SHELXL97 (Sheldrick, 1997)' _computing_structure_solution 'SHELXS86 (Sheldrick, 1990)' _diffrn_ambient_temperature 100(2) _diffrn_measured_fraction_theta_full 0.939 _diffrn_measured_fraction_theta_max 0.939 _diffrn_measurement_device_type 'Bruker SMART APEX CCD area-detector' _diffrn_measurement_method \w _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 0.029 _diffrn_reflns_av_sigmaI/netI 0.044 _diffrn_reflns_limit_h_max 20 _diffrn_reflns_limit_h_min -21 _diffrn_reflns_limit_k_max 13 _diffrn_reflns_limit_k_min -13 _diffrn_reflns_limit_l_max 16 _diffrn_reflns_limit_l_min -15 _diffrn_reflns_number 16065 _diffrn_reflns_theta_full 28.29 _diffrn_reflns_theta_max 28.29 _diffrn_reflns_theta_min 2.44 _diffrn_standards_decay_% <0.1 _diffrn_standards_interval_count 0 _diffrn_standards_interval_time 0 _diffrn_standards_number 0 _exptl_absorpt_coefficient_mu 0.092 _exptl_absorpt_correction_T_max 0.99 _exptl_absorpt_correction_T_min 0.90 _exptl_absorpt_correction_type multi-scan _exptl_absorpt_process_details '(SADABS; Sheldrick, 1996)' _exptl_crystal_colour colorless _exptl_crystal_density_diffrn 1.285 _exptl_crystal_density_meas 1.28 _exptl_crystal_density_method pycnometry _exptl_crystal_description plate _exptl_crystal_F_000 768 _exptl_crystal_size_max 0.24 _exptl_crystal_size_mid 0.21 _exptl_crystal_size_min 0.08 _refine_diff_density_max 0.31 _refine_diff_density_min -0.21 _refine_ls_extinction_method none _refine_ls_goodness_of_fit_ref 1.03 _refine_ls_hydrogen_treatment mixed _refine_ls_matrix_type full _refine_ls_number_parameters 250 _refine_ls_number_reflns 4361 _refine_ls_number_restraints 0 _refine_ls_restrained_S_all 1.03 _refine_ls_R_factor_all 0.054 _refine_ls_R_factor_gt 0.042 _refine_ls_shift/su_max 0.028 _refine_ls_shift/su_mean 0.001 _refine_ls_structure_factor_coef Fsqd _refine_ls_weighting_details 'calc w = 1/[\s^2^(Fo^2^)+(0.0440P)^2^+0.7596P] where P=(Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_gt 0.102 _refine_ls_wR_factor_ref 0.110 _reflns_number_gt 3542 _reflns_number_total 4361 _reflns_threshold_expression I>2\s(I) _cod_data_source_file fr1390.cif _cod_data_source_block I _cod_depositor_comments ; The following automatic conversions were performed: '_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic' 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: '_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic' 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_original_cell_volume 1866.6(3) _cod_original_sg_symbol_H-M 'P 21/c' _cod_database_code 2012975 _cod_database_fobs_code 2012975 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 N1 0.25207(7) 0.49024(10) 0.18171(9) 0.0174(2) Uani d . 1 . . N N2 0.45825(7) 0.60347(11) 0.32134(10) 0.0215(2) Uani d . 1 . . N N3 0.37941(7) 0.57300(11) 0.43335(10) 0.0221(3) Uani d . 1 . . N N4 0.11603(8) 0.68132(12) -0.03682(10) 0.0237(3) Uani d . 1 . . N N5 0.17575(7) 0.78254(11) 0.13423(10) 0.0203(2) Uani d . 1 . . N N6 0.18253(7) 0.17898(11) 0.23441(9) 0.0185(2) Uani d . 1 . . N N7 0.10750(7) 0.35553(11) 0.25492(10) 0.0200(2) Uani d . 1 . . N C1 0.33864(8) 0.43420(13) 0.25123(12) 0.0195(3) Uani d . 1 . . C H1A 0.3694 0.4054 0.1985 0.023 Uiso calc R 1 . . H H1B 0.3306 0.3547 0.2945 0.023 Uiso calc R 1 . . H C2 0.39287(8) 0.53528(13) 0.33503(11) 0.0180(3) Uani d . 1 . . C C3 0.48762(9) 0.68846(14) 0.41549(13) 0.0263(3) Uani d . 1 . . C H3 0.5345 0.7504 0.4296 0.032 Uiso calc R 1 . . H C4 0.43990(9) 0.67071(14) 0.48517(12) 0.0271(3) Uani d . 1 . . C H4 0.4469 0.7166 0.5557 0.032 Uiso calc R 1 . . H C5 0.31387(10) 0.52060(17) 0.47802(13) 0.0315(3) Uani d . 1 . . C H5A 0.2685 0.5884 0.4693 0.047 Uiso calc R 1 . . H H5B 0.3421 0.4979 0.5607 0.047 Uiso calc R 1 . . H H5C 0.2869 0.4403 0.4341 0.047 Uiso calc R 1 . . H C6 0.25984(9) 0.58995(13) 0.09688(11) 0.0199(3) Uani d . 1 . . C H6A 0.2623 0.5435 0.0267 0.024 Uiso calc R 1 . . H H6B 0.3150 0.6412 0.1319 0.024 Uiso calc R 1 . . H C7 0.18362(8) 0.68345(13) 0.06253(11) 0.0188(3) Uani d . 1 . . C C8 0.06228(9) 0.78394(14) -0.02761(13) 0.0260(3) Uani d . 1 . . C H8 0.0078 0.8070 -0.0859 0.031 Uiso calc R 1 . . H C9 0.09816(9) 0.84731(14) 0.07649(13) 0.0245(3) Uani d . 1 . . C H9 0.0744 0.9214 0.1038 0.029 Uiso calc R 1 . . H C10 0.23511(10) 0.81162(14) 0.25287(12) 0.0272(3) Uani d . 1 . . C H10A 0.2165 0.7612 0.3087 0.041 Uiso calc R 1 . . H H10B 0.2335 0.9076 0.2683 0.041 Uiso calc R 1 . . H H10C 0.2950 0.7856 0.2611 0.041 Uiso calc R 1 . . H C11 0.19142(8) 0.38282(13) 0.12017(11) 0.0188(3) Uani d . 1 . . C H11A 0.2214 0.3224 0.0822 0.023 Uiso calc R 1 . . H H11B 0.1400 0.4223 0.0585 0.023 Uiso calc R 1 . . H C12 0.16115(8) 0.30447(13) 0.20224(11) 0.0170(3) Uani d . 1 . . C C13 0.14029(8) 0.14923(14) 0.31105(11) 0.0212(3) Uani d . 1 . . C H13 0.1434 0.0657 0.3492 0.025 Uiso calc R 1 . . H C14 0.09369(9) 0.25665(14) 0.32418(12) 0.0233(3) Uani d . 1 . . C H14 0.0586 0.2623 0.3717 0.028 Uiso calc R 1 . . H C15 0.06665(10) 0.48741(14) 0.23549(14) 0.0283(3) Uani d . 1 . . C H15A 0.1051 0.5510 0.2159 0.042 Uiso calc R 1 . . H H15B 0.0574 0.5170 0.3065 0.042 Uiso calc R 1 . . H H15C 0.0101 0.4828 0.1710 0.042 Uiso calc R 1 . . H B1 0.40567(9) 0.06126(14) 0.34655(13) 0.0180(3) Uani d . 1 . . B O1 0.34868(6) 0.10075(9) 0.24053(8) 0.0208(2) Uani d . 1 . . O O2 0.37670(6) 0.03776(10) 0.43659(9) 0.0227(2) Uani d . 1 . . O O3 0.49262(6) 0.04577(10) 0.36186(8) 0.0216(2) Uani d . 1 . . O H1O 0.2957(13) 0.1165(19) 0.2418(17) 0.043(5) Uiso d . 1 . . H H2O 0.4206(14) 0.016(2) 0.4986(19) 0.051(6) Uiso d . 1 . . H H3O 0.5056(13) 0.067(2) 0.299(2) 0.054(6) Uiso d . 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 N1 0.0165(5) 0.0172(5) 0.0185(5) -0.0018(4) 0.0063(4) 0.0004(4) N2 0.0195(5) 0.0225(6) 0.0224(6) -0.0017(4) 0.0071(5) -0.0015(4) N3 0.0220(6) 0.0262(6) 0.0176(5) 0.0018(5) 0.0065(5) 0.0006(4) N4 0.0231(6) 0.0255(6) 0.0212(6) -0.0025(5) 0.0063(5) 0.0021(5) N5 0.0220(6) 0.0183(5) 0.0204(6) -0.0006(4) 0.0071(5) 0.0009(4) N6 0.0160(5) 0.0195(5) 0.0190(5) 0.0002(4) 0.0050(4) 0.0000(4) N7 0.0175(5) 0.0197(5) 0.0242(6) 0.0012(4) 0.0092(5) -0.0015(4) C1 0.0179(6) 0.0176(6) 0.0233(7) 0.0011(5) 0.0078(5) -0.0009(5) C2 0.0173(6) 0.0185(6) 0.0183(6) 0.0023(5) 0.0062(5) 0.0016(5) C3 0.0236(7) 0.0228(7) 0.0277(7) -0.0029(5) 0.0031(6) -0.0040(5) C4 0.0288(7) 0.0277(7) 0.0200(7) 0.0032(6) 0.0027(6) -0.0056(5) C5 0.0319(8) 0.0427(9) 0.0248(7) 0.0020(7) 0.0161(6) 0.0048(6) C6 0.0209(6) 0.0208(6) 0.0202(6) -0.0026(5) 0.0100(5) -0.0002(5) C7 0.0221(6) 0.0183(6) 0.0180(6) -0.0043(5) 0.0096(5) 0.0013(5) C8 0.0212(7) 0.0260(7) 0.0280(7) -0.0003(5) 0.0051(6) 0.0060(6) C9 0.0237(7) 0.0203(7) 0.0302(7) 0.0032(5) 0.0103(6) 0.0043(5) C10 0.0321(8) 0.0227(7) 0.0230(7) -0.0014(6) 0.0051(6) -0.0037(5) C11 0.0185(6) 0.0194(6) 0.0182(6) -0.0022(5) 0.0063(5) -0.0020(5) C12 0.0132(6) 0.0193(6) 0.0172(6) -0.0010(5) 0.0036(5) -0.0029(5) C13 0.0198(6) 0.0233(7) 0.0201(6) -0.0012(5) 0.0066(5) 0.0029(5) C14 0.0216(6) 0.0281(7) 0.0241(7) -0.0012(5) 0.0128(6) 0.0007(5) C15 0.0264(7) 0.0211(7) 0.0401(8) 0.0056(6) 0.0152(7) -0.0018(6) B1 0.0187(7) 0.0151(6) 0.0207(7) -0.0015(5) 0.0076(6) -0.0031(5) O1 0.0184(5) 0.0241(5) 0.0213(5) 0.0034(4) 0.0086(4) 0.0010(4) O2 0.0176(5) 0.0311(5) 0.0200(5) 0.0006(4) 0.0072(4) 0.0019(4) O3 0.0168(4) 0.0291(5) 0.0196(5) 0.0011(4) 0.0072(4) 0.0015(4) 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' B B 0.0013 0.0007 '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 _geom_angle_publ_flag C1 N1 C6 111.13(10) no C1 N1 C11 110.42(10) no C6 N1 C11 109.91(10) no C2 N2 C3 105.56(11) no C2 N3 C4 107.15(11) no C2 N3 C5 127.23(12) no C4 N3 C5 125.62(12) no C7 N4 C8 104.97(12) no C7 N5 C9 106.89(11) no C7 N5 C10 127.38(11) no C9 N5 C10 125.64(12) no C12 N6 C13 105.39(11) no C12 N7 C14 107.28(11) no C12 N7 C15 126.60(12) no C14 N7 C15 125.98(11) no N1 C1 C2 110.66(10) no N1 C1 H1A 109.5 no C2 C1 H1A 109.5 no N1 C1 H1B 109.5 no C2 C1 H1B 109.5 no H1A C1 H1B 108.1 no N2 C2 N3 111.12(11) no N2 C2 C1 124.73(12) no N3 C2 C1 124.11(12) no N2 C3 C4 109.96(12) no C4 C3 H3 125.0 no N2 C3 H3 125.0 no N3 C4 C3 106.21(12) no C3 C4 H4 126.9 no N3 C4 H4 126.9 no N3 C5 H5A 109.5 no N3 C5 H5B 109.5 no H5A C5 H5B 109.5 no N3 C5 H5C 109.5 no H5A C5 H5C 109.5 no H5B C5 H5C 109.5 no N1 C6 C7 110.61(10) no N1 C6 H6A 109.5 no C7 C6 H6A 109.5 no N1 C6 H6B 109.5 no C7 C6 H6B 109.5 no H6A C6 H6B 108.1 no N4 C7 N5 111.65(12) no N4 C7 C6 126.07(12) no N5 C7 C6 122.26(12) no N4 C8 C9 110.47(12) no C9 C8 H8 124.8 no N4 C8 H8 124.8 no N5 C9 C8 106.01(12) no C8 C9 H9 127.0 no N5 C9 H9 127.0 no N5 C10 H10A 109.5 no N5 C10 H10B 109.5 no H10A C10 H10B 109.5 no N5 C10 H10C 109.5 no H10A C10 H10C 109.5 no H10B C10 H10C 109.5 no N1 C11 C12 111.08(10) no N1 C11 H11A 109.4 no C12 C11 H11A 109.4 no N1 C11 H11B 109.4 no C12 C11 H11B 109.4 no H11A C11 H11B 108.0 no N6 C12 N7 111.15(11) no N6 C12 C11 125.76(11) no N7 C12 C11 123.09(11) no N6 C13 C14 110.14(12) no C14 C13 H13 124.9 no N6 C13 H13 124.9 no N7 C14 C13 106.04(12) no C13 C14 H14 127.0 no N7 C14 H14 127.0 no N7 C15 H15A 109.5 no N7 C15 H15B 109.5 no H15A C15 H15B 109.5 no N7 C15 H15C 109.5 no H15A C15 H15C 109.5 no H15B C15 H15C 109.5 no O1 B1 O2 120.52(12) no O1 B1 O3 119.10(12) no O2 B1 O3 120.38(12) no B1 O1 H1O 112.1(13) no B1 O2 H2O 109.8(14) no B1 O3 H3O 113.7(13) 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 N1 C1 . 1.475(2) no N1 C6 . 1.478(2) no N1 C11 . 1.474(2) no N2 C2 . 1.324(2) no N2 C3 . 1.376(2) no N3 C2 . 1.352(2) no N3 C4 . 1.373(2) no N3 C5 . 1.458(2) no N4 C7 . 1.321(2) no N4 C8 . 1.379(2) no N5 C7 . 1.360(2) no N5 C9 . 1.373(2) no N5 C10 . 1.462(2) no N6 C12 . 1.324(2) no N6 C13 . 1.379(2) no N7 C12 . 1.356(2) no N7 C14 . 1.373(2) no N7 C15 . 1.458(2) no C1 C2 . 1.488(2) no C1 H1A . 0.99 no C1 H1B . 0.99 no C3 C4 . 1.354(2) no C3 H3 . 0.95 no C4 H4 . 0.95 no C5 H5A . 0.98 no C5 H5B . 0.98 no C5 H5C . 0.98 no C6 C7 . 1.491(2) no C6 H6A . 0.99 no C6 H6B . 0.99 no C8 C9 . 1.358(2) no C8 H8 . 0.95 no C9 H9 . 0.95 no C10 H10A . 0.98 no C10 H10B . 0.98 no C10 H10C . 0.98 no C11 C12 . 1.490(2) no C11 H11A . 0.99 no C11 H11B . 0.99 no C13 C14 . 1.357(2) no C13 H13 . 0.95 no C14 H14 . 0.95 no C15 H15A . 0.98 no C15 H15B . 0.98 no C15 H15C . 0.98 no B1 O1 . 1.361(2) no B1 O2 . 1.365(2) no B1 O3 . 1.369(2) no O1 H1O . 0.88(2) no O2 H2O . 0.87(2) no O3 H3O . 0.90(2) 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 O1 H1O N6 . 0.88(2) 1.92(2) 2.7914(14) 170.6(18) O2 H2O O3 3_656 0.87(2) 1.90(2) 2.7582(14) 173(2) O3 H3O N2 2_645 0.90(2) 1.81(2) 2.6991(15) 175(2) 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 C11 N1 C1 C2 -166.31(10) no C6 N1 C1 C2 71.45(13) no C3 N2 C2 N3 0.00(15) no C3 N2 C2 C1 177.70(12) no C4 N3 C2 N2 -0.10(15) no C5 N3 C2 N2 -179.73(12) no C4 N3 C2 C1 -177.81(12) no C5 N3 C2 C1 2.6(2) no N1 C1 C2 N2 -103.28(14) no N1 C1 C2 N3 74.12(16) no C2 N2 C3 C4 0.10(16) no N2 C3 C4 N3 -0.16(16) no C2 N3 C4 C3 0.16(15) no C5 N3 C4 C3 179.79(13) no C11 N1 C6 C7 80.37(13) no C1 N1 C6 C7 -157.09(10) no C8 N4 C7 N5 -0.24(14) no C8 N4 C7 C6 178.78(12) no C9 N5 C7 N4 -0.02(15) no C10 N5 C7 N4 176.82(12) no C9 N5 C7 C6 -179.09(11) no C10 N5 C7 C6 -2.3(2) no N1 C6 C7 N4 -103.72(14) no N1 C6 C7 N5 75.22(15) no C7 N4 C8 C9 0.43(15) no N4 C8 C9 N5 -0.44(16) no C7 N5 C9 C8 0.28(14) no C10 N5 C9 C8 -176.63(12) no C1 N1 C11 C12 74.16(13) no C6 N1 C11 C12 -162.88(10) no C13 N6 C12 N7 0.05(14) no C13 N6 C12 C11 179.51(12) no C14 N7 C12 N6 -0.26(15) no C15 N7 C12 N6 -176.14(12) no C14 N7 C12 C11 -179.73(12) no C15 N7 C12 C11 4.4(2) no N1 C11 C12 N6 -110.92(14) no N1 C11 C12 N7 68.48(15) no C12 N6 C13 C14 0.18(14) no N6 C13 C14 N7 -0.34(15) no C12 N7 C14 C13 0.36(15) no C15 N7 C14 C13 176.27(13) no loop_ _cod_related_entry_id _cod_related_entry_database _cod_related_entry_code 1 ChemSpider 21107387 2 PubChem 139058680