Does stoichiometry matter? Cocrystals of aliphatic dicarboxylic acids with isonicotinamide: odd–even alternation in melting points
Tothadi, Srinu; Phadkule, Amala; CrystEngComm 21 (2019) 2481–; doi:10.1039/C9CE00299E

data_7232497
_publ_section_title
;
 Does stoichiometry matter? Cocrystals of aliphatic dicarboxylic acids
 with isonicotinamide: odd--even alternation in melting points
;
_journal_issue                   15
_journal_name_full               CrystEngComm
_journal_page_first              2481
_journal_paper_doi               10.1039/C9CE00299E
_journal_volume                  21
_journal_year                    2019
_chemical_formula_sum            'C57 H72 N12 O18'
_chemical_formula_weight         1213.26
_chemical_name_common            'pimelic acid_isonicotinamide (1:2) cocrystal'
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2016/6
_audit_update_record
;
2018-05-28 deposited with the CCDC.    2019-03-18 downloaded from the CCDC.
;
_cell_angle_alpha                97.734(9)
_cell_angle_beta                 93.796(12)
_cell_angle_gamma                93.228(8)
_cell_formula_units_Z            2
_cell_length_a                   7.4674(16)
_cell_length_b                   15.866(3)
_cell_length_c                   24.954(6)
_cell_measurement_reflns_used    9684
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      26.43
_cell_measurement_theta_min      2.60
_cell_volume                     2916.8(11)
_computing_structure_refinement  'SHELXL-2016/6 (Sheldrick, 2016)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0253
_diffrn_reflns_av_unetI/netI     0.0151
_diffrn_reflns_Laue_measured_fraction_full 0.993
_diffrn_reflns_Laue_measured_fraction_max 0.991
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            85113
_diffrn_reflns_point_group_measured_fraction_full 0.993
_diffrn_reflns_point_group_measured_fraction_max 0.991
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.387
_diffrn_reflns_theta_min         2.238
_exptl_absorpt_coefficient_mu    0.104
_exptl_absorpt_correction_T_max  0.7454
_exptl_absorpt_correction_T_min  0.7139
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS 2014/5'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.381
_exptl_crystal_description       block
_exptl_crystal_F_000             1284
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.343
_refine_diff_density_min         -0.284
_refine_diff_density_rms         0.083
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.032
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     841
_refine_ls_number_reflns         11862
_refine_ls_number_restraints     15
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.0418
_refine_ls_R_factor_gt           0.0357
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0679P)^2^+0.7435P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1098
_refine_ls_wR_factor_ref         0.1151
_reflns_Friedel_coverage         0.000
_reflns_number_gt                10280
_reflns_number_total             11862
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9ce00299e2.cif
_cod_data_source_block           shelx1
_cod_depositor_comments
'Adding full bibliography for 7232497--7232500.cif.'
_cod_database_code               7232497
_shelx_shelxl_version_number     2016/6
_shelx_res_checksum              58325