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_7016758
_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            'C48 H60 N Na O3 Si'
_chemical_formula_weight         750.05
_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                78.746(4)
_cell_angle_beta                 89.505(4)
_cell_angle_gamma                75.339(4)
_cell_formula_units_Z            2
_cell_length_a                   10.8967(7)
_cell_length_b                   11.1647(7)
_cell_length_c                   18.3301(12)
_cell_measurement_temperature    123(2)
_cell_volume                     2114.0(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 0.981
_diffrn_measured_fraction_theta_max 0.981
_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  0.0688
_diffrn_reflns_av_sigmaI/netI    0.0712
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            40150
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         2.67
_exptl_absorpt_coefficient_mu    0.107
_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    1.178
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             808
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.341
_refine_diff_density_min         -0.290
_refine_diff_density_rms         0.047
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.014
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     519
_refine_ls_number_reflns         9058
_refine_ls_number_restraints     8
_refine_ls_restrained_S_all      1.014
_refine_ls_R_factor_all          0.0942
_refine_ls_R_factor_gt           0.0563
_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^)+(0.0607P)^2^+0.4876P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1239
_refine_ls_wR_factor_ref         0.1405
_reflns_number_gt                6151
_reflns_number_total             9058
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1dt10678c.txt
_cod_data_source_block           Ar*NSiMe3NaTHF3
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7016758