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_7016763
_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            'C46 H40 Cl3 N Si2'
_chemical_formula_weight         769.32
_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                82.135(5)
_cell_angle_beta                 85.347(5)
_cell_angle_gamma                80.847(5)
_cell_formula_units_Z            2
_cell_length_a                   10.4843(7)
_cell_length_b                   12.8042(8)
_cell_length_c                   14.8588(9)
_cell_measurement_temperature    123(2)
_cell_volume                     1947.2(2)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_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  0.0443
_diffrn_reflns_av_sigmaI/netI    0.0942
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            12610
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.97
_exptl_absorpt_coefficient_mu    0.332
_exptl_absorpt_correction_T_max  0.981
_exptl_absorpt_correction_T_min  0.959
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SCALE3 ABSPACK'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.312
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             804
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.628
_refine_diff_density_min         -0.401
_refine_diff_density_rms         0.088
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.027
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     471
_refine_ls_number_reflns         6849
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.027
_refine_ls_R_factor_all          0.0871
_refine_ls_R_factor_gt           0.0575
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0622P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1265
_refine_ls_wR_factor_ref         0.1424
_reflns_number_gt                4998
_reflns_number_total             6849
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1dt10678c.txt
_cod_data_source_block           compound13
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7016763