Halogenide anions as halogen and hydrogen bond acceptors in iodopyridinium halogenides
Fotović, Luka; Stilinovic, Vladimir; CrystEngComm  (2020) –; doi:10.1039/D0CE00534G

data_7240510
_publ_section_title
;
 Halogenide anions as halogen and hydrogen bond acceptors in
 iodopyridinium halogenides
;
_journal_name_full               CrystEngComm
_journal_paper_doi               10.1039/D0CE00534G
_journal_year                    2020
_chemical_formula_moiety         'C5 H5 I N, Br'
_chemical_formula_sum            'C5 H5 Br I N'
_chemical_formula_weight         285.91
_space_group_crystal_system      monoclinic
_space_group_IT_number           11
_space_group_name_Hall           '-P 2yb'
_space_group_name_H-M_alt        'P 1 21/m 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2020-04-07 deposited with the CCDC.	2020-05-11 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 95.160(6)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   4.3789(3)
_cell_length_b                   8.5332(7)
_cell_length_c                   9.9405(6)
_cell_measurement_reflns_used    1476
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      35.4432
_cell_measurement_theta_min      4.0975
_cell_volume                     369.93(5)
_computing_cell_refinement
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.29 (release 10-06-2008 CrysAlis171 .NET)
(compiled Jun 10 2008,16:49:55)
;
_computing_data_collection
;
CrysAlis CCD, Oxford Diffraction Ltd.,
Version 1.171.32.29 (release 10-06-2008 CrysAlis171 .NET)
(compiled Jun 10 2008,16:49:55)
;
_computing_data_reduction
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.29 (release 10-06-2008 CrysAlis171 .NET)
(compiled Jun 10 2008,16:49:55)
;
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution
;
G. M. Sheldrick, Acta Crystallogr., Sect. A: Found. Crystallogr., 2008, 64, 112-122.
;
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 16.3426
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.987
_diffrn_measurement_device_type
;
Oxford Diffraction Xcalibur CCD
diffractometer
;
_diffrn_measurement_method       '\w scan'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0818
_diffrn_reflns_av_unetI/netI     0.0663
_diffrn_reflns_Laue_measured_fraction_full 0.990
_diffrn_reflns_Laue_measured_fraction_max 0.987
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -8
_diffrn_reflns_number            1659
_diffrn_reflns_point_group_measured_fraction_full 0.990
_diffrn_reflns_point_group_measured_fraction_max 0.987
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.998
_diffrn_reflns_theta_min         4.117
_diffrn_source                   'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    9.629
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.15441
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.29 (release 10-06-2008 CrysAlis171 .NET)
(compiled Jun 10 2008,16:49:55)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.567
_exptl_crystal_description       needle
_exptl_crystal_F_000             260
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.08
_refine_diff_density_max         1.574
_refine_diff_density_min         -2.093
_refine_diff_density_rms         0.291
_refine_ls_extinction_coef       0.101(11)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2018/3 (Sheldrick 2018)'
_refine_ls_goodness_of_fit_ref   1.063
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     30
_refine_ls_number_reflns         855
_refine_ls_number_restraints     19
_refine_ls_restrained_S_all      1.052
_refine_ls_R_factor_all          0.0611
_refine_ls_R_factor_gt           0.0570
_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^)+(0.1094P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1550
_refine_ls_wR_factor_ref         0.1573
_reflns_Friedel_coverage         0.000
_reflns_number_gt                754
_reflns_number_total             855
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0ce00534g2.cif
_cod_data_source_block           4-IPyHBr
_cod_original_sg_symbol_H-M      'P 21/m'
_cod_database_code               7240510
_shelx_shelxl_version_number     2018/3
_shelx_res_checksum              84094