The gas-phase structure and some reactions of the bulky primary silane (Me(3)Si)(3)CSiH(3) and the solid-state structure of the bulky dialkyl disilane [(Me(3)Si)(3)CSiH(2)](2).
Masters, Sarah L.; Rankin, David W. H.; Cordes, David B.; Bätz, Karin; Lickiss, Paul D.; Boag, Neil M.; Redhouse, Alan D.; Whittaker, Stephen M.; Dalton transactions (Cambridge, England : 2003) 39 (2010) 9353–9360; doi:10.1039/c0dt00100g

data_7025987
_publ_section_title
;
 The gas-phase structure and some reactions of the bulky primary silane
 (Me(3)Si)(3)CSiH(3) and the solid-state structure of the bulky dialkyl
 disilane [(Me(3)Si)(3)CSiH(2)](2).
;
_journal_issue                   39
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              9353
_journal_page_last               9360
_journal_paper_doi               10.1039/c0dt00100g
_journal_volume                  39
_journal_year                    2010
_chemical_formula_moiety         'C20 H58 Si8'
_chemical_formula_sum            'C20 H58 Si8'
_chemical_formula_weight         523.38
_chemical_name_common            1,2-bis(tris(trimethylsilyl)methyl)disilane
_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                108.29(3)
_cell_angle_beta                 90.32(3)
_cell_angle_gamma                91.49(3)
_cell_formula_units_Z            2
_cell_length_a                   9.090(4)
_cell_length_b                   12.712(4)
_cell_length_c                   15.286(5)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    203(2)
_cell_measurement_theta_max      14.69
_cell_measurement_theta_min      2.86
_cell_volume                     1676.4(11)
_computing_cell_refinement       'SHELXTL Plus Release 3.4 (Nicolet, 1988)'
_computing_data_collection       'SHELXTL Plus Release 3.4 (Nicolet, 1988)'
_computing_data_reduction        'SHELXTL Plus Release 3.4 (Nicolet, 1988)'
_computing_molecular_graphics    'SHELXTL Version 5.03 (Siemens, 1994)'
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXTL Plus Release 3.4 (Nicolet, 1988)'
_diffrn_ambient_temperature      203(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Siemens R3m/V'
_diffrn_measurement_method       'profile data from \q/2\q 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  0.0273
_diffrn_reflns_av_sigmaI/netI    0.0489
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            6338
_diffrn_reflns_theta_full        25.05
_diffrn_reflns_theta_max         25.05
_diffrn_reflns_theta_min         2.51
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 100
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.328
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.037
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             580
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.470
_refine_diff_density_min         -0.275
_refine_diff_density_rms         0.055
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     287
_refine_ls_number_reflns         5931
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.0649
_refine_ls_R_factor_gt           0.0455
_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^)+(0.0551P)^2^+0.3510P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1044
_refine_ls_wR_factor_ref         0.1121
_reflns_number_gt                4510
_reflns_number_total             5931
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0dt00100g.txt
_cod_data_source_block           shelxl
_cod_original_cell_volume        1676.4(10)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7025987