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_7039409
_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 N6 O7 Pb'
_chemical_formula_sum            'C13 H12 N6 O7 Pb'
_chemical_formula_weight         571.48
_chemical_name_systematic
Tetranitratobis(2-acetylpyridylnicotinylhydrozone)dilead(II))
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2016-05-16 deposited with the CCDC.
2016-06-01 downloaded from the CCDC.
;
_cell_angle_alpha                84.905(1)
_cell_angle_beta                 72.809(1)
_cell_angle_gamma                62.775(1)
_cell_formula_units_Z            2
_cell_length_a                   9.0862(4)
_cell_length_b                   9.3122(4)
_cell_length_c                   11.5175(5)
_cell_measurement_reflns_used    9984
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      29.14
_cell_measurement_theta_min      2.46
_cell_volume                     826.61(6)
_computing_cell_refinement       'Bruker SAINT (Bruker-AXS 2009a)'
_computing_data_collection       'Bruker APEX2 (Bruker-AXS, 2009)'
_computing_data_reduction        'Bruker SAINT (Bruker-AXS 2009a)'
_computing_molecular_graphics    'Bruker SHELXTL(Bruker-AXS 2008)'
_computing_publication_material  'Bruker SHELXTL(Bruker-AXS 2008)'
_computing_structure_refinement  'SHELXL (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.987
_diffrn_measured_fraction_theta_max 0.987
_diffrn_measurement_device_type  'Bruker Smart APEX CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0330
_diffrn_reflns_av_sigmaI/netI    0.0270
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            14331
_diffrn_reflns_theta_full        28.10
_diffrn_reflns_theta_max         28.10
_diffrn_reflns_theta_min         2.46
_exptl_absorpt_coefficient_mu    10.259
_exptl_absorpt_correction_T_max  0.3290
_exptl_absorpt_correction_T_min  0.0924
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2008a)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    2.296
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Parallelepiped
_exptl_crystal_F_000             540
_exptl_crystal_size_max          0.227
_exptl_crystal_size_mid          0.168
_exptl_crystal_size_min          0.10
_refine_diff_density_max         2.220
_refine_diff_density_min         -1.173
_refine_diff_density_rms         0.131
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.079
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     245
_refine_ls_number_reflns         3973
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.079
_refine_ls_R_factor_all          0.0198
_refine_ls_R_factor_gt           0.0192
_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^)+(0.0279P)^2^+0.4758P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0484
_refine_ls_wR_factor_ref         0.0487
_reflns_number_gt                3878
_reflns_number_total             3973
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6dt01947a2.cif
_cod_data_source_block           jtm318_0m
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 7039409--7039412.cif.
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7039409