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_4110321
_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         'C27 H41 N P Ru, C F3 O3 S'
_chemical_formula_sum            'C28 H41 F3 N O3 P Ru S'
_chemical_formula_weight         660.72
_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                 117.9271(13)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.6180(3)
_cell_length_b                   13.5390(3)
_cell_length_c                   19.4530(4)
_cell_measurement_reflns_used    12292
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      1.00
_cell_volume                     2936.24(12)
_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 0.996
_diffrn_measured_fraction_theta_max 0.996
_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  0.0338
_diffrn_reflns_av_sigmaI/netI    0.0300
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            21421
_diffrn_reflns_theta_full        27.51
_diffrn_reflns_theta_max         27.51
_diffrn_reflns_theta_min         2.23
_diffrn_standards_decay_%        'no decay'
_exptl_absorpt_coefficient_mu    0.709
_exptl_absorpt_correction_T_max  0.8713
_exptl_absorpt_correction_T_min  0.8713
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'HKL Scalepack (Otwinowski & Minor 1997)'
_exptl_crystal_colour            yellow-greenish
_exptl_crystal_density_diffrn    1.495
_exptl_crystal_description       plate
_exptl_crystal_F_000             1368
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.576
_refine_diff_density_min         -0.731
_refine_diff_density_rms         0.075
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.065
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     357
_refine_ls_number_reflns         6729
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.065
_refine_ls_R_factor_all          0.0393
_refine_ls_R_factor_gt           0.0319
_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^)+(0.0269P)^2^+3.4921P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0709
_refine_ls_wR_factor_ref         0.0749
_reflns_number_gt                5874
_reflns_number_total             6729
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja0768800si20070911_011953_2.cif
_cod_data_source_block           damsmr0605
_cod_original_cell_volume        2936.24(11)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4110321