Deciphering C–H⋯O/X weak hydrogen bonding and halogen bonding interactions in aromatic peptoids
Purushotham, Manasa; Paul, Bishwajit; Gajula, Siva Nageswara Rao; Sahariah, Biswajit; Sonti, Rajesh; New Journal of Chemistry 46 (2022) 19648–19657; doi:10.1039/D2NJ02616C

data_7061919
_publ_section_title
;
 Deciphering C--H&#x22EF;O/X weak hydrogen bonding and halogen bonding
 interactions in aromatic peptoids
;
_journal_issue                   41
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              19648
_journal_page_last               19657
_journal_paper_doi               10.1039/D2NJ02616C
_journal_volume                  46
_journal_year                    2022
_chemical_formula_moiety         'C19 H19 I N2 O4'
_chemical_formula_sum            'C19 H19 I N2 O4'
_chemical_formula_weight         466.26
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2022-01-22 deposited with the CCDC.	2022-09-05 downloaded from the CCDC.
;
_cell_angle_alpha                74.064(3)
_cell_angle_beta                 88.893(3)
_cell_angle_gamma                71.669(3)
_cell_formula_units_Z            2
_cell_length_a                   8.7203(5)
_cell_length_b                   9.1769(7)
_cell_length_c                   13.4991(9)
_cell_measurement_reflns_used    6941
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      56.602
_cell_measurement_theta_min      4.875
_cell_volume                     983.38(12)
_computing_cell_refinement       'APEX2/SAINT (Bruker, 2004)'
_computing_data_collection       'APEX2 (Bruker, 2004)'
_computing_data_reduction        'SAINT/XPREP (Bruker, 2004)'
_computing_molecular_graphics
'ORTEP3 (Farrugia, 1997) and Mercury (Bruno et al., 2002)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR92 (Altornare et al., 2014)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.971
_diffrn_measurement_device_type  'Bruker axs kappa apex2 CCD Diffractometer'
_diffrn_measurement_method       '\w and \f scan'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0225
_diffrn_reflns_av_unetI/netI     0.0284
_diffrn_reflns_Laue_measured_fraction_full 0.996
_diffrn_reflns_Laue_measured_fraction_max 0.971
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            10764
_diffrn_reflns_point_group_measured_fraction_full 0.996
_diffrn_reflns_point_group_measured_fraction_max 0.971
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.368
_diffrn_reflns_theta_min         2.438
_exptl_absorpt_coefficient_mu    1.653
_exptl_absorpt_correction_T_max  0.733
_exptl_absorpt_correction_T_min  0.595
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2012/1 (Bruker AXS Inc.)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.575
_exptl_crystal_description       block
_exptl_crystal_F_000             464
_exptl_crystal_size_max          0.350
_exptl_crystal_size_mid          0.250
_exptl_crystal_size_min          0.200
_refine_diff_density_max         0.838
_refine_diff_density_min         -0.667
_refine_diff_density_rms         0.077
_refine_ls_extinction_coef       0.0216(13)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2014/7 (Sheldrick 2014'
_refine_ls_goodness_of_fit_ref   1.010
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     242
_refine_ls_number_reflns         4784
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.010
_refine_ls_R_factor_all          0.0376
_refine_ls_R_factor_gt           0.0309
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0451P)^2^+0.6109P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0825
_refine_ls_wR_factor_ref         0.0867
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4164
_reflns_number_total             4784
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2nj02616c2.cif
_cod_data_source_block           shelx_CCDC1
_cod_depositor_comments
'Adding full bibliography for 7061918--7061922.cif.'
_cod_database_code               7061919
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.595
_shelx_estimated_absorpt_t_max   0.733
_shelx_res_checksum              80132