On the importance of Pb⋯X (X = O, N, S, Br) tetrel bonding interactions in a series of tetra- and hexa-coordinated Pb(ii) compounds
Seth, Saikat Kumar; Bauzá, Antonio; Mahmoudi, Ghodrat; Stilinović, Vladimir; López-Torres, Elena; Zaragoza, Guillermo; Keramidas, Anastasios D.; Frontera, Antonio; CrystEngComm 20 (2018) 5033–; doi:10.1039/C8CE00919H

data_7231176
_publ_section_title
;
 On the importance of Pb&#x22EF;X (X = O, N, S, Br) tetrel bonding
 interactions in a series of tetra- and hexa-coordinated Pb(ii) compounds
;
_journal_issue                   34
_journal_name_full               CrystEngComm
_journal_page_first              5033
_journal_paper_doi               10.1039/C8CE00919H
_journal_volume                  20
_journal_year                    2018
_chemical_formula_sum            'C38 H34 N14 O4 Pb2'
_chemical_formula_weight         1165.17
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2018/1
_audit_update_record
;
2018-07-12 deposited with the CCDC.
2018-07-18 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 108.941(4)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   10.9860(4)
_cell_length_b                   21.7326(7)
_cell_length_c                   8.8856(4)
_cell_measurement_reflns_used    3673
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      61.48
_cell_measurement_theta_min      4.71
_cell_volume                     2006.60(14)
_computing_cell_refinement
;
        CrysAlisPro, Oxford Diffraction Ltd.,
        Version 1.171.33.41 (release 06-05-2009 CrysAlis171 .NET)
        (compiled May  6 2009,17:20:42)
;
_computing_data_collection
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        CrysAlisPro, Oxford Diffraction Ltd.,
        Version 1.171.33.41 (release 06-05-2009 CrysAlis171 .NET)
        (compiled May  6 2009,17:20:42)
;
_computing_data_reduction
;
        CrysAlisPro, Oxford Diffraction Ltd.,
        Version 1.171.33.41 (release 06-05-2009 CrysAlis171 .NET)
        (compiled May  6 2009,17:20:42)
;
_computing_molecular_graphics
;    
ORTEP-3 for Windows (Farrugia, 1997), DIAMOND (Brandenburg,
1999) and Mercury (Macrae <i>et al.</i>, 2006)
;
_computing_publication_material  'PLATON (Spek, 2009)'
_computing_structure_refinement  'SHELXL-2018/1 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2014/4 (Sheldrick, 2014)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 8.1241
_diffrn_measured_fraction_theta_full 0.947
_diffrn_measured_fraction_theta_max 0.947
_diffrn_measurement_device_type  'Xcalibur, Onyx'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.5418
_diffrn_reflns_av_R_equivalents  0.0923
_diffrn_reflns_av_unetI/netI     0.0852
_diffrn_reflns_Laue_measured_fraction_full 0.947
_diffrn_reflns_Laue_measured_fraction_max 0.947
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -7
_diffrn_reflns_number            5500
_diffrn_reflns_point_group_measured_fraction_full 0.947
_diffrn_reflns_point_group_measured_fraction_max 0.947
_diffrn_reflns_theta_full        61.616
_diffrn_reflns_theta_max         61.616
_diffrn_reflns_theta_min         4.717
_exptl_absorpt_coefficient_mu    16.613
_exptl_absorpt_correction_T_max  1.00
_exptl_absorpt_correction_T_min  0.00143
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
        CrysAlisPro, Oxford Diffraction Ltd.,
        Version 1.171.33.41 (release 06-05-2009 CrysAlis171 .NET)
        (compiled May  6 2009,17:20:42)
        Empirical absorption correction using spherical harmonics,
        implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.928
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1112
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.15
_refine_diff_density_max         2.953
_refine_diff_density_min         -3.287
_refine_diff_density_rms         0.297
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.999
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     263
_refine_ls_number_reflns         2951
_refine_ls_number_restraints     419
_refine_ls_restrained_S_all      0.935
_refine_ls_R_factor_all          0.0854
_refine_ls_R_factor_gt           0.0721
_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^)+(0.1086P)^2^+46.7203P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1757
_refine_ls_wR_factor_ref         0.1875
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2443
_reflns_number_total             2951
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8ce00919h2.cif
_cod_data_source_block           shelx
_cod_depositor_comments
'Adding full bibliography for 7231176--7231180.cif.'
_cod_database_code               7231176
_shelx_shelxl_version_number     2018/1
_shelx_res_checksum              21457