Managing negative linear compressibility and thermal expansion through steric hindrance: a case study of 1,2-bis(4'-pyridyl)ethane cocrystals.
Patyk-Kaźmierczak, Ewa; Szymańska, Kornelia; Kaźmierczak, Michał; IUCrJ 12 (2025) –; doi:10.1107/S2052252524011734

data_1573519
_publ_section_title
;
 Managing negative linear compressibility and thermal expansion through
 steric hindrance: a case study of 1,2-bis(4'-pyridyl)ethane cocrystals.
;
_journal_issue                   1
_journal_name_full               IUCrJ
_journal_paper_doi               10.1107/S2052252524011734
_journal_volume                  12
_journal_year                    2025
_chemical_formula_moiety         'C12 H12 N2, C4 H6 O4'
_chemical_formula_sum            'C16 H18 N2 O4'
_chemical_formula_weight         302.32
_chemical_name_systematic        '4,4'-Ethane-1,2-diyldipyridine succinic acid'
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-I 2ya'
_space_group_name_H-M_alt        'I 1 2/a 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_date             2023-08-24
_audit_creation_method
;
Olex2 1.5
(compiled 2023.08.17 svn.r577a77a9 for OlexSys, GUI svn.r6817)
;
_cell_angle_alpha                90
_cell_angle_beta                 113.81(4)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   16.446(10)
_cell_length_b                   4.46879(18)
_cell_length_c                   19.038(3)
_cell_measurement_reflns_used    1681
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      23.6820
_cell_measurement_theta_min      4.6580
_cell_volume                     1280.1(9)
_computing_cell_refinement       'CrysAlisPro 1.171.42.49 (Rigaku OD, 2022)'
_computing_data_collection       'CrysAlisPro 1.171.42.49 (Rigaku OD, 2022)'
_computing_data_reduction        'CrysAlisPro 1.171.42.49 (Rigaku OD, 2022)'
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2014/7 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXS  (Sheldrick, 2008)'
_diffrn_ambient_pressure         2900000
_diffrn_ambient_temperature      295(2)
_diffrn_detector_area_resol_mean 16.1544
_diffrn_detector_type            Eos
_diffrn_measured_fraction_theta_full 0.267
_diffrn_measured_fraction_theta_max 0.232
_diffrn_measurement_details
;
List of Runs (angles in degrees, time in seconds):

  # Type    Start    End  Width  t~exp~   \w     \q     \k     \f   Frames
--------------------------------------------------------------------------
  1  \w     -8.00  55.00   1.00   18.00    --   -0.39 -42.00 179.00   63
  2  \w    -36.00  32.00   1.00   18.00    --   -0.39  42.00 -27.00   68
  3  \w    -25.00  32.00   1.00   18.00    --   25.74  42.00 -27.00   57
  4  \w     -2.00  59.00   1.00   18.00    --   25.74 -42.00 179.00   61
  5  \w    -36.00  32.00   1.00   18.00    --  -26.53  42.00 -27.00   68
  6  \w     -8.00  29.00   1.00   18.00    --  -26.53 -42.00 179.00   37
  7  \w    -39.00  11.00   1.00   18.00    --   25.74  37.00-180.00   50
  8  \w      7.00  63.00   1.00   18.00    --   25.74 -81.00  29.00   56
  9  \w    -22.00  34.00   1.00   18.00    --  -26.53 -39.00  12.00   56
 10  \w    -17.00  17.00   1.00   18.00    --  -26.53 -53.00-162.00   34
 11  \w     22.00  51.00   1.00   18.00    --  -26.53-134.00  56.00   29
 12  \w     22.00  51.00   1.00   18.00    --  -26.53-134.00-123.00   29
 13  \w    -52.00  17.00   1.00   18.00    --  -26.53  53.00 -17.00   69
 14  \w    -47.00  22.00   1.00   18.00    --  -26.53  19.00-180.00   69
 15  \w    -91.00 -22.00   1.00   18.00    --  -26.53 134.00 123.00   69
 16  \w     -6.00  21.00   1.00   18.00    --  -26.53 -81.00  29.00   27
 17  \w     -5.00  47.00   1.00   18.00    --   -0.39 -81.00-151.00   52
 18  \w     15.00  60.00   1.00   18.00    --   25.74 -77.00-150.00   45
 19  \w     32.00  91.00   1.00   18.00    --   25.74-134.00  56.00   59
 20  \w    -33.00  22.00   1.00   18.00    --   25.74  39.00 -12.00   55
 21  \w    -11.00  47.00   1.00   18.00    --   25.74 -39.00-167.00   58
 22  \w    -63.00   6.00   1.00   18.00    --  -26.53  81.00 151.00   69
 23  \w    -11.00  39.00   1.00   18.00    --  -26.53 -37.00-180.00   50
 24  \w    -35.00  35.00   1.00   18.00    --  -26.53   0.00-180.00   70
 25  \w    -26.00  43.00   1.00   18.00    --  -26.53 -26.00   7.00   69
;
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'Xcalibur, Eos'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0755
_diffrn_reflns_av_unetI/netI     0.0506
_diffrn_reflns_Laue_measured_fraction_full 0.267
_diffrn_reflns_Laue_measured_fraction_max 0.232
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       5
_diffrn_reflns_limit_k_min       -5
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            2572
_diffrn_reflns_point_group_measured_fraction_full 0.267
_diffrn_reflns_point_group_measured_fraction_max 0.232
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.639
_diffrn_reflns_theta_min         2.339
_exptl_absorpt_coefficient_mu    0.114
_exptl_absorpt_correction_T_max  0.996
_exptl_absorpt_correction_T_min  0.995
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.42.49 (Rigaku Oxford Diffraction, 2022)
Numerical absorption correction based on gaussian integration over
a multifaceted crystal model (Absorb Angel (2004) J. Appl. Cryst. 37:486-492)
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.569
_exptl_crystal_description       plate
_exptl_crystal_F_000             640
_exptl_crystal_recrystallization_method
;Single crystals were grown by slow evaporation of a solution obtained 
 dissolving 4,4'-ethane-1,2-diyldipyridine and succinic acid in 1:1 
 mol ratio in hot methanol 99.8%.
;
_exptl_crystal_size_max          0.31
_exptl_crystal_size_mid          0.153
_exptl_crystal_size_min          0.034
_refine_diff_density_max         0.152
_refine_diff_density_min         -0.210
_refine_diff_density_rms         0.051
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.049
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     46
_refine_ls_number_reflns         314
_refine_ls_number_restraints     5
_refine_ls_restrained_S_all      1.049
_refine_ls_R_factor_all          0.0966
_refine_ls_R_factor_gt           0.0602
_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^)+(0.1150P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1447
_refine_ls_wR_factor_ref         0.1738
_reflns_Friedel_coverage         0.000
_reflns_number_gt                211
_reflns_number_total             314
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            yc5049.cif
_cod_data_source_block           ETYSUC_290
_cod_original_cell_volume        1280.2(9)
_cod_database_code               1573519
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_max   0.996
_shelx_estimated_absorpt_t_min   0.966
_exptl_oxdiff_absorpt_process_details
;
Gaussian integration over a grid
of 16 x 16 x 16 points =  4096 total grid points
  Based upon method of Burnham (1966)
;
_diffrn_ambient_pressure_su      20000
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All O(H) groups
2. Restrained distances
 N1-C2
 1.337 with sigma of 0.02
 N1-C6
 1.337 with sigma of 0.02
 O2A-C1A
 1.214 with sigma of 0.02
 O1A-C1A
 1.308 with sigma of 0.02
 C1A-O2A
 1.214 with sigma of 0.02
3.a Secondary CH2 refined with riding coordinates:
 C2A(H2AA,H2AB), C7(H7A,H7B)
3.b Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C5(H5), C6(H6)
3.c Idealised tetrahedral OH refined as rotating group:
 O1A(H1A)
;
_shelx_res_checksum              96442
_shelx_hkl_checksum              79946
_olex2_exptl_crystal_mounting_method
;Single crystal grown at ambient conditions was mounted in Merrill-Bassett
diamond anvil cell and compressed to 2.90(2) GPa. Daphne oil 7575 
was used as hydrostatic medium.
;
_olex2_submission_special_instructions 'No special instructions were received'
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;