Synthesis of η(2)-cyclooctene iridium and rhodium complexes supported by a novel P,N-chelate ligand and their reactivity toward hydrosilanes: facile Cl migration from metal to silicon via silylene complex intermediates and formation of a base-stabilised silylene complex.
Hashimoto, Hisako; Suzuki, Toshinori; Tobita, Hiromi; Dalton transactions (Cambridge, England : 2003) 39 (2010) 9386–9400; doi:10.1039/c0dt00264j

data_7026197
_publ_section_title
;
 Synthesis of \h(2)-cyclooctene iridium and rhodium complexes supported by
 a novel P,N-chelate ligand and their reactivity toward hydrosilanes:
 facile Cl migration from metal to silicon via silylene complex
 intermediates and formation of a base-stabilised silylene complex.
;
_journal_issue                   39
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              9386
_journal_page_last               9400
_journal_paper_doi               10.1039/c0dt00264j
_journal_volume                  39
_journal_year                    2010
_chemical_formula_moiety         'C26 H580 Cl Ir N O P Si2, C7 H8'
_chemical_formula_sum            'C33 H58 Cl Ir N O P Si2'
_chemical_formula_weight         799.60
_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           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 92.365(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.0805(5)
_cell_length_b                   16.3211(8)
_cell_length_c                   18.1653(8)
_cell_measurement_reflns_used    8173
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      1.68
_cell_volume                     3578.5(3)
_computing_cell_refinement       PROCESS-AUTO
_computing_data_collection       PROCESS-AUTO
_computing_data_reduction        'teXsan Ver. 1.11'
_computing_molecular_graphics    ORTEP
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 10.00
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Rigaku RAXIS-RAPID Imaging Plate'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.1691
_diffrn_reflns_av_sigmaI/netI    0.1100
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            31899
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         1.68
_exptl_absorpt_coefficient_mu    3.943
_exptl_absorpt_correction_T_max  0.7698
_exptl_absorpt_correction_T_min  0.6282
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details   'NUMABS (Higashi, 1999)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.484
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1632
_exptl_crystal_size_max          0.13
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.07
_refine_diff_density_max         1.573
_refine_diff_density_min         -2.089
_refine_diff_density_rms         0.298
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.227
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     374
_refine_ls_number_reflns         8173
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.227
_refine_ls_R_factor_all          0.1221
_refine_ls_R_factor_gt           0.0833
_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^+5.5304P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1335
_refine_ls_wR_factor_ref         0.1488
_reflns_number_gt                6128
_reflns_number_total             8173
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0dt00264j.txt
_cod_data_source_block
(PcyN-P,N)IrHCl[SiMe2??O(Me)??SiMe2-Si,Si]-(8)?C7H8
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7026197