Negative thermal expansion and linear compressibility in 1H-imidazol-3-ium 2-hydroxybenzoate with a helical network of hydrogen bonds
Zieba, Sylwia; Dubis, Alina Teresa; Rusek, Michalina; Katrusiak, Andrzej; Gzella, Andrzej K.; Lapinski, Andrzej; Physical Chemistry Chemical Physics  (2025) –; doi:10.1039/D4CP04519J

data_7250192
_publ_section_title
;
 Negative thermal expansion and linear compressibility in
 1H-imidazol-3-ium 2-hydroxybenzoate with a helical network of hydrogen
 bonds
;
_journal_name_full               'Physical Chemistry Chemical Physics'
_journal_paper_doi               10.1039/D4CP04519J
_journal_year                    2025
_chemical_formula_moiety         'C7 H5 O3^-^, C3 H5 N2^+^'
_chemical_formula_sum            'C10 H10 N2 O3'
_chemical_formula_weight         206.20
_chemical_melting_point          402.0(10)
_chemical_name_systematic
;
Imidazolium 2-hydroxybenzoate
;
_space_group_crystal_system      orthorhombic
_space_group_IT_number           61
_space_group_name_Hall           '-P 2ac 2ab'
_space_group_name_H-M_alt        'P b c a'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2024-07-15 deposited with the CCDC.	2025-03-26 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   11.1043(5)
_cell_length_b                   10.9664(5)
_cell_length_c                   16.3069(9)
_cell_measurement_reflns_used    5447
_cell_measurement_temperature    180.0(1)
_cell_measurement_theta_max      28.56
_cell_measurement_theta_min      3.25
_cell_volume                     1985.76(17)
_computing_cell_refinement       'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_data_collection       'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 2012)'
_computing_publication_material
; 
WINGX (Farrugia, 2012), OLEX2 v1.2-alpha (Dolomanov et al., 2009), 
PLATON (Spek, 2009)
;
_computing_structure_refinement  'SHELXL-2014 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      180.0(1)
_diffrn_detector_area_resol_mean 10.3991
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.915
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0340
_diffrn_reflns_av_unetI/netI     0.0205
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.915
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            16741
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.915
_diffrn_reflns_theta_full        25.24
_diffrn_reflns_theta_max         29.64
_diffrn_reflns_theta_min         2.89
_diffrn_source                   'micro-focus sealed X-ray tube'
_exptl_absorpt_coefficient_mu    0.104
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.64014
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.38.46 (Rigaku Oxford Diffraction, 2015)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.379
_exptl_crystal_description       block
_exptl_crystal_F_000             864
_exptl_crystal_recrystallization_method 'Re-crystallisation from solvent: AcOEt'
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.364
_refine_diff_density_min         -0.182
_refine_diff_density_rms         0.052
_refine_ls_extinction_coef       0.0069(9)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2018/3 (Sheldrick 2018)'
_refine_ls_goodness_of_fit_ref   1.077
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     149
_refine_ls_number_reflns         2567
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.077
_refine_ls_R_factor_all          0.0604
_refine_ls_R_factor_gt           0.0465
_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^)+(0.0393P)^2^+0.8890P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1049
_refine_ls_wR_factor_ref         0.1152
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2058
_reflns_number_total             2567
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4cp04519j2.cif
_cod_data_source_block           shelx_CCDC3
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_chemical_melting_point' value '401-403' was changed to
'402.0(10)' -- the average value was taken and precision was
estimated.

Automatic conversion script
Id: cif_fix_values 8170 2020-07-09 18:12:32Z antanas 
;
_cod_database_code               7250192
_shelx_shelxl_version_number     2018/3
_shelx_res_checksum              11718