N-Iodophthalimide as a halogen bond donor, a comparison with N-iodosuccinimide and N-iodosaccharin
Jeon, Ie-Rang; Jeannin, Olivier; Robert, Antoine; Barrière, Frédéric; Fourmigué, Marc; CrystEngComm 26 (2024) 6075–6081; doi:10.1039/D4CE00654B

data_7249377
_publ_section_title
;
 N-Iodophthalimide as a halogen bond donor, a comparison with
 N-iodosuccinimide and N-iodosaccharin
;
_journal_issue                   42
_journal_name_full               CrystEngComm
_journal_page_first              6075
_journal_page_last               6081
_journal_paper_doi               10.1039/D4CE00654B
_journal_volume                  26
_journal_year                    2024
_chemical_absolute_configuration ;
_chemical_formula_moiety         'C8 H4 I N O2'
_chemical_formula_sum            'C8 H4 I N O2'
_chemical_formula_weight         273.02
_chemical_name_common            NIPht
_chemical_name_systematic        N-iodophtalimide
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      19
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     'direct - structure invariant direct methods'
_atom_sites_solution_secondary   'direct - structure invariant direct methods'
_audit_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.4.3
_audit_creation_date             2018-02-19T15:55:47-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_audit_update_record
;
2024-06-27 deposited with the CCDC.	2024-09-25 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   4.9049(2)
_cell_length_b                   7.0364(2)
_cell_length_c                   24.1144(8)
_cell_measurement_reflns_used    2804
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      25.95
_cell_measurement_theta_min      3.02
_cell_measurement_wavelength     0.71073
_cell_volume                     832.26(5)
_computing_cell_refinement       'Bruker APEX2 (Bruker, 2014)'
_computing_data_collection       'Bruker APEX2 (Bruker, 2014)'
_computing_data_reduction        'Bruker APEX2 (Bruker, 2014)'
_computing_molecular_graphics    'Ortep for Windows (Farrugia, 2012)'
_computing_publication_material  'WinGX publication routines (Farrugia, 2012)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SIR-92 (Altomare et al., 1994)'
_diffrn_ambient_temperature      296(2)
_diffrn_detector                 'CCD plate'
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'APEXII, Bruker-AXS'
_diffrn_measurement_method       'CCD rotation images, thick slices'
_diffrn_orient_matrix_UB_11      -0.115137
_diffrn_orient_matrix_UB_12      -0.05801
_diffrn_orient_matrix_UB_13      -0.029744
_diffrn_orient_matrix_UB_21      -0.164224
_diffrn_orient_matrix_UB_22      0.065617
_diffrn_orient_matrix_UB_23      0.015405
_diffrn_orient_matrix_UB_31      0.036602
_diffrn_orient_matrix_UB_32      0.111924
_diffrn_orient_matrix_UB_33      -0.024448
_diffrn_radiation_probe          x-ray
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.027
_diffrn_reflns_av_unetI/netI     0.0324
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.996
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            5953
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.996
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.502
_diffrn_reflns_theta_min         3.016
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.801
_exptl_absorpt_correction_T_max  0.859
_exptl_absorpt_correction_T_min  0.761
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
  [Sheldrick, G.M. (2014). SADABS Bruker AXS Inc., Madison, Wisconsin, USA]
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.179
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             512
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.543
_refine_diff_density_min         -1.018
_refine_diff_density_rms         0.108
_refine_ls_abs_structure_details
;
 Flack x determined using 680 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.01(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.069
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_constraints    0
_refine_ls_number_parameters     109
_refine_ls_number_reflns         1914
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.069
_refine_ls_R_factor_all          0.0297
_refine_ls_R_factor_gt           0.0271
_refine_ls_shift/su_max          0
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0279P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0559
_refine_ls_wR_factor_ref         0.0572
_reflns_Friedel_coverage         0.65
_reflns_Friedel_fraction_full    1
_reflns_Friedel_fraction_max     0.996
_reflns_number_gt                1807
_reflns_number_total             1914
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4ce00654b1.cif
_cod_data_source_block           shelx
_cod_depositor_comments
'Adding full bibliography for 7249377--7249386.cif.'
_cod_database_code               7249377
_shelx_res_checksum              95266
_shelx_hkl_checksum              62359