Silylene Extrusion from Organosilanes via Double Geminal Si-H Bond Activation by a Cp*Ru(κ2-P,N)+ Complex: Observation of a Key Stoichiometric Step in the Glaser-Tilley Alkene Hydrosilylation Mechanism
Matthew A. Rankin; Darren F. MacLean; Gabriele Schatte; Robert McDonald; Mark Stradiotto; Journal of the American Chemical Society 129 (2007) 15855–15864; doi:10.1021/ja0768800

data_4110324
_publ_contact_author_address
; Department of Chemistry
  Dalhousie University
  Dalhousie, Nova Scotia B3H 4J3
  Canada
;
_publ_contact_author_email       mark.stradiotto@dal.ca
_publ_contact_author_fax         '001 902 494 1310'
_publ_contact_author_name        'Dr Mark Stradiotto'
_publ_contact_author_phone       '001 902 494 7190'
_publ_section_title
;
 Silylene Extrusion from Organosilanes via Double Geminal Si-H Bond
 Activation by a Cp*Ru(\k2-P,N)+ Complex: Observation of a Key
 Stoichiometric Step in the Glaser-Tilley Alkene Hydrosilylation Mechanism
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              15855
_journal_page_last               15864
_journal_paper_doi               10.1021/ja0768800
_journal_volume                  129
_journal_year                    2007
_chemical_formula_moiety         'C33 H49 N P Ru Si, C F3 O3 S'
_chemical_formula_sum            'C34 H49 F3 N O3 P Ru S Si'
_chemical_formula_weight         768.93
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           'manual editing of SHELXL template'
_cell_angle_alpha                90.00
_cell_angle_beta                 97.4604(14)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.4515(3)
_cell_length_b                   12.7981(3)
_cell_length_c                   29.7747(10)
_cell_measurement_reflns_used    6780
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      1.00
_cell_volume                     3571.10(19)
_computing_cell_refinement       'HKL DENZO and SCALEPACK, Bruker AXS/Nonius'
_computing_data_collection       'COLLECT, Bruker AXS/Nonius'
_computing_data_reduction        'HKL DENZO and SCALEPACK, Bruker AXS/Nonius'
_computing_molecular_graphics
' Cameron (WinGX v1.70-01), Ortep (SHELXTL-NT v6.14, Bruker AXS)'
_computing_publication_material  'WinGX v1.70.01 (L. J. Farrugia)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution
' SIR-97 (A. Altomare, G. Cascarano, C. Giacovazzo et al., 1999)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device       '95mm CCD camera on \k-goniostat'
_diffrn_measurement_device_type  'KappaCCD (BruKer AXS-Nonius, FR540C)'
_diffrn_measurement_method       'CCD rotation images, thick slices'
_diffrn_radiation_monochromator  'horizonally mounted graphite crystal'
_diffrn_radiation_source         'Nonius FR590D, fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0604
_diffrn_reflns_av_sigmaI/netI    0.0766
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            8351
_diffrn_reflns_theta_full        21.96
_diffrn_reflns_theta_max         21.96
_diffrn_reflns_theta_min         1.38
_diffrn_standards_decay_%        'no decay'
_exptl_absorpt_coefficient_mu    0.626
_exptl_absorpt_correction_T_max  0.9287
_exptl_absorpt_correction_T_min  0.9120
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'HKL Scalepack (Otwinowski & Minor 1997)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.430
_exptl_crystal_description       plate
_exptl_crystal_F_000             1600
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.642
_refine_diff_density_min         -0.378
_refine_diff_density_rms         0.090
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.050
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     429
_refine_ls_number_reflns         4348
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.050
_refine_ls_R_factor_all          0.0740
_refine_ls_R_factor_gt           0.0444
_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^)+(0.0238P)^2^+7.4047P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0848
_refine_ls_wR_factor_ref         0.0982
_reflns_number_gt                3193
_reflns_number_total             4348
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja0768800si20070911_011953_5.cif
_cod_data_source_block           damsmr0709
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4110324