Evaluation of halogen bonding proclivity of oxazole derivatives carrying multiple acceptor sites in cocrystals with perfluorinated iodobenzenes
Sušanj, Ruđer; Bedeković, Nikola; Cerovski, Sara; Baus Topić, Nea; Nemec, Vinko; Cinčić, Dominik; CrystEngComm 26 (2024) 4137–4145; doi:10.1039/D4CE00557K

data_7249018
_publ_section_title
;
 Evaluation of halogen bonding proclivity of oxazole derivatives carrying
 multiple acceptor sites in cocrystals with perfluorinated iodobenzenes
;
_journal_issue                   31
_journal_name_full               CrystEngComm
_journal_page_first              4137
_journal_page_last               4145
_journal_paper_doi               10.1039/D4CE00557K
_journal_volume                  26
_journal_year                    2024
_chemical_formula_moiety         '2(C6 F4 I2), C8 H6 N2 O'
_chemical_formula_sum            'C20 H6 F8 I4 N2 O'
_chemical_formula_weight         949.87
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2019/3
_audit_update_record
;
2024-05-28 deposited with the CCDC.	2024-07-09 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90.842(6)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.3099(5)
_cell_length_b                   12.9537(11)
_cell_length_c                   26.1341(15)
_cell_measurement_reflns_used    4285
_cell_measurement_temperature    295
_cell_measurement_theta_max      24.8840
_cell_measurement_theta_min      4.2500
_cell_volume                     2474.4(3)
_computing_structure_refinement  'SHELXL-2019/2 (Sheldrick, 2019)'
_diffrn_ambient_temperature      295
_diffrn_detector_area_resol_mean 16.3426
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Xcalibur, Sapphire3'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0743
_diffrn_reflns_av_unetI/netI     0.0733
_diffrn_reflns_Laue_measured_fraction_full 0.995
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            18802
_diffrn_reflns_point_group_measured_fraction_full 0.995
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        24.996
_diffrn_reflns_theta_max         24.996
_diffrn_reflns_theta_min         4.204
_diffrn_source                   'fine-focus sealed X-ray tube'
_exptl_absorpt_coefficient_mu    5.114
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.12912
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.41.95a (Rigaku Oxford Diffraction, 2021)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.550
_exptl_crystal_description       plate
_exptl_crystal_F_000             1728
_exptl_crystal_size_max          0.81
_exptl_crystal_size_mid          0.47
_exptl_crystal_size_min          0.18
_refine_diff_density_max         2.421
_refine_diff_density_min         -0.796
_refine_diff_density_rms         0.199
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.065
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     316
_refine_ls_number_reflns         4346
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.065
_refine_ls_R_factor_all          0.1232
_refine_ls_R_factor_gt           0.0748
_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^)+(0.0708P)^2^+23.9500P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1647
_refine_ls_wR_factor_ref         0.1927
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2692
_reflns_number_total             4346
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4ce00557k2.cif
_cod_data_source_block           pox_12tfib_2
_cod_depositor_comments
'Adding full bibliography for 7249013--7249033.cif.'
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7249018
_shelx_shelxl_version_number     2019/3
_shelx_res_checksum              24915
_shelx_hkl_checksum              69708