Impact of halogen⋯halogen interaction on the mechanical motion of a 3D Pb(II) coordination polymer of elusive topology.
Khan, Samim; Naaz, Sanobar; Ahmad, Shamim; Gomila, Rosa M.; Chanthapally, Anjana; Frontera, Antonio; Mir, Mohammad Hedayetullah; Chemical communications (Cambridge, England) 60 (2024) 10370–10373; doi:10.1039/d4cc03746d

data_7133471
_publ_section_title
;
 Impact of halogen&#x22ef;halogen interaction on the mechanical motion of
 a 3D Pb(II) coordination polymer of elusive topology.
;
_journal_issue                   75
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              10370
_journal_page_last               10373
_journal_paper_doi               10.1039/d4cc03746d
_journal_volume                  60
_journal_year                    2024
_chemical_formula_sum            'C8 H3.6 Cl2 O4.8 Pb'
_chemical_formula_weight         454.60
_space_group_crystal_system      trigonal
_space_group_IT_number           148
_space_group_name_Hall           '-R 3'
_space_group_name_H-M_alt        'R -3 :H'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2023-06-10 deposited with the CCDC.	2024-08-06 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            18
_cell_length_a                   19.6501(3)
_cell_length_b                   19.6501(3)
_cell_length_c                   13.3615(2)
_cell_measurement_reflns_used    30678
_cell_measurement_temperature    100.0(10)
_cell_measurement_theta_max      26.375
_cell_measurement_theta_min      1.938
_cell_volume                     4468.02(12)
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100.0(10)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'XtaLAB Synergy, Dualflex, HyPix3000'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0675
_diffrn_reflns_av_unetI/netI     0.0273
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            30678
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.375
_diffrn_reflns_theta_min         1.938
_diffrn_source                   'micro-focus sealed X-ray tube'
_exptl_absorpt_coefficient_mu    17.527
_exptl_absorpt_correction_T_max  0.865
_exptl_absorpt_correction_T_min  0.735
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    3.041
_exptl_crystal_description       needle
_exptl_crystal_F_000             3708
_exptl_crystal_size_max          0.200
_exptl_crystal_size_mid          0.200
_exptl_crystal_size_min          0.200
_refine_diff_density_max         1.718
_refine_diff_density_min         -1.744
_refine_diff_density_rms         0.155
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.066
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     148
_refine_ls_number_reflns         2031
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.066
_refine_ls_R_factor_all          0.0253
_refine_ls_R_factor_gt           0.0222
_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^)+(0.0155P)^2^+43.4839P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0460
_refine_ls_wR_factor_ref         0.0468
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1859
_reflns_number_total             2031
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4cc03746d4.cif
_cod_data_source_block           Pb6sk50_AI_2h
_cod_depositor_comments
'Adding full bibliography for 7133470--7133472.cif.'
_cod_original_cell_volume        4468.02(15)
_cod_original_formula_sum        'C8 H3.60 Cl2 O4.80 Pb'
_cod_database_code               7133471
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.127
_shelx_estimated_absorpt_t_max   0.127
_shelx_res_checksum              84874
_shelx_hkl_checksum              9979