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_4110322
_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         'C34 H49 F3 N O3 P Ru S Si'
_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                 97.0910(14)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.1810(2)
_cell_length_b                   17.8260(4)
_cell_length_c                   17.8990(4)
_cell_measurement_reflns_used    10271
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      30.03
_cell_measurement_theta_min      1.00
_cell_volume                     3540.21(13)
_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 0.999
_diffrn_measured_fraction_theta_max 0.999
_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  0.0414
_diffrn_reflns_av_sigmaI/netI    0.0514
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            13245
_diffrn_reflns_theta_full        26.37
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         2.16
_diffrn_standards_decay_%        'no decay'
_exptl_absorpt_coefficient_mu    0.631
_exptl_absorpt_correction_T_max  0.9113
_exptl_absorpt_correction_T_min  0.8842
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'HKL Scalepack (Otwinowski & Minor 1997)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.443
_exptl_crystal_description       plate
_exptl_crystal_F_000             1600
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.15
_refine_diff_density_max         1.656
_refine_diff_density_min         -0.729
_refine_diff_density_rms         0.120
_refine_ls_extinction_coef       0.0050(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.293
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     491
_refine_ls_number_reflns         7230
_refine_ls_number_restraints     243
_refine_ls_restrained_S_all      1.272
_refine_ls_R_factor_all          0.0835
_refine_ls_R_factor_gt           0.0690
_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^)+(0.0000P)^2^+21.4752P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1486
_refine_ls_wR_factor_ref         0.1539
_reflns_number_gt                6014
_reflns_number_total             7230
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja0768800si20070911_011953_3.cif
_cod_data_source_block           damsmr0609
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4110322