On the importance of tetrel bonding interactions in lead(ii) complexes with (iso)nicotinohydrazide based ligands and several anions.
Mahmoudi, Ghodrat; Bauzá, Antonio; Amini, Mojtaba; Molins, Elies; Mague, Joel T.; Frontera, Antonio; Dalton transactions (Cambridge, England : 2003) 45 (2016) 10708–10716; doi:10.1039/c6dt01947a

data_7039411
_publ_section_title
;
 On the importance of tetrel bonding interactions in lead(ii) complexes
 with (iso)nicotinohydrazide based ligands and several anions.
;
_journal_issue                   26
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              10708
_journal_page_last               10716
_journal_paper_doi               10.1039/c6dt01947a
_journal_volume                  45
_journal_year                    2016
_chemical_formula_moiety         'C13 H12 I2 N4 O Pb'
_chemical_formula_sum            'C13 H12 I2 N4 O Pb'
_chemical_formula_weight         701.26
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           'APEX2 v2010.1-2'
_audit_update_record
;
2016-05-16 deposited with the CCDC.
2016-06-01 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 97.536(4)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.0385(12)
_cell_length_b                   16.069(2)
_cell_length_c                   13.0637(19)
_cell_measurement_reflns_used    4318
_cell_measurement_temperature    179.(2)
_cell_measurement_theta_max      25.1088
_cell_measurement_theta_min      2.5350
_cell_volume                     1672.9(4)
_computing_cell_refinement       'SAINT V7.68A (Bruker AXS, 2009)'
_computing_data_collection       'Bruker Instrument Service v2010, 1, 0, 0'
_computing_data_reduction        'SAINT V7.68A (Bruker AXS, 2009)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      179.(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Bruker AXS Smart CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_source         graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0510
_diffrn_reflns_av_sigmaI/netI    0.0431
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            18325
_diffrn_reflns_theta_full        27.07
_diffrn_reflns_theta_max         27.07
_diffrn_reflns_theta_min         2.02
_exptl_absorpt_coefficient_mu    13.779
_exptl_absorpt_correction_T_max  0.7455
_exptl_absorpt_correction_T_min  0.4524
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2008/1 (Bruker AXS)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    2.784
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             1256
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.11
_refine_diff_density_max         1.493
_refine_diff_density_min         -1.390
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.034
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     195
_refine_ls_number_reflns         3641
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.034
_refine_ls_R_factor_all          0.0507
_refine_ls_R_factor_gt           0.0332
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0391P)^2^+0.8261P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0731
_refine_ls_wR_factor_ref         0.0795
_reflns_number_gt                2857
_reflns_number_total             3641
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6dt01947a2.cif
_cod_data_source_block           I
_cod_depositor_comments
'Adding full bibliography for 7039409--7039412.cif.'
_cod_database_code               7039411