Extremely bulky amido-group 14 element chloride complexes: Potential synthons for low oxidation state main group chemistry.
Li, Jiaye; Stasch, Andreas; Schenk, Christian; Jones, Cameron; Dalton transactions (Cambridge, England : 2003) 40 (2011) 10448–10456; doi:10.1039/c1dt10678c

data_7016761
_publ_section_title
;
 Extremely bulky amido-group 14 element chloride complexes: Potential
 synthons for low oxidation state main group chemistry.
;
_journal_issue                   40
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              10448
_journal_page_last               10456
_journal_paper_doi               10.1039/c1dt10678c
_journal_volume                  40
_journal_year                    2011
_chemical_formula_sum            'C86 H88 Cl2 N2 Pb2 Si2'
_chemical_formula_weight         1691.04
_chemical_name_systematic
;
?
;
_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
_cell_angle_alpha                79.153(2)
_cell_angle_beta                 84.525(2)
_cell_angle_gamma                72.621(2)
_cell_formula_units_Z            1
_cell_length_a                   9.8669(4)
_cell_length_b                   13.0330(5)
_cell_length_c                   15.5728(7)
_cell_measurement_temperature    173(2)
_cell_volume                     1875.38(14)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device_type  'Oxford Gemini Ultra'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0687
_diffrn_reflns_av_sigmaI/netI    0.0619
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            41818
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         2.67
_exptl_absorpt_coefficient_mu    4.632
_exptl_absorpt_correction_T_max  0.800
_exptl_absorpt_correction_T_min  0.711
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SCALE3 ABSPACK'
_exptl_crystal_colour            'pale yellow'
_exptl_crystal_density_diffrn    1.497
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             844
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         1.180
_refine_diff_density_min         -0.747
_refine_diff_density_rms         0.120
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.018
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     429
_refine_ls_number_reflns         7238
_refine_ls_number_restraints     23
_refine_ls_restrained_S_all      1.032
_refine_ls_R_factor_all          0.0559
_refine_ls_R_factor_gt           0.0363
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0320P)^2^+0.9266P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0666
_refine_ls_wR_factor_ref         0.0726
_reflns_number_gt                5844
_reflns_number_total             7238
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1dt10678c.txt
_cod_data_source_block           compound10
_cod_original_cell_volume        1875.38(13)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7016761