Multiple Silicon-Hydrogen Bond Activations at Adjacent Rhodium and Iridium Centers
Md Hosnay Mobarok; Okemona Oke; Michael J. Ferguson; Robert McDonald; Martin Cowie; Inorganic Chemistry 49 (2010) 11556–11572; doi:10.1021/ic1017196

data_4317343
_publ_section_title
;
 Multiple Silicon-Hydrogen Bond Activations at Adjacent Rhodium and
 Iridium Centers
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              11556
_journal_page_last               11572
_journal_paper_doi               10.1021/ic1017196
_journal_volume                  49
_journal_year                    2010
_chemical_formula_moiety         'C77 H66 Ir O3 P4 Rh Si2, 1.5(C6 H6)'
_chemical_formula_sum            'C86 H75 Ir O3 P4 Rh Si2'
_chemical_formula_weight         1631.63
_chemical_name_systematic
; 
 ? 
;
_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                97.730(4)
_cell_angle_beta                 104.590(4)
_cell_angle_gamma                113.895(4)
_cell_formula_units_Z            2
_cell_length_a                   13.3971(6)
_cell_length_b                   15.8618(7)
_cell_length_c                   20.9238(12)
_cell_measurement_reflns_used    43
_cell_measurement_temperature    213(2)
_cell_measurement_theta_max      28.99
_cell_measurement_theta_min      27.17
_cell_volume                     3791.0(4)
_computing_cell_refinement       'Siemens XSCANS'
_computing_data_collection       'Siemens XSCANS'
_computing_data_reduction        'Siemens SHELXTL'
_computing_molecular_graphics    'Siemens SHELXTL'
_computing_publication_material  'Siemens SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'Siemens SHELXTL'
_diffrn_ambient_temperature      213(2)
_diffrn_measured_fraction_theta_full 0.961
_diffrn_measured_fraction_theta_max 0.961
_diffrn_measurement_method       '2\q/\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0761
_diffrn_reflns_av_sigmaI/netI    0.0451
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            10485
_diffrn_reflns_theta_full        57.50
_diffrn_reflns_theta_max         57.50
_diffrn_reflns_theta_min         2.26
_exptl_absorpt_coefficient_mu    6.587
_exptl_absorpt_correction_T_max  0.6208
_exptl_absorpt_correction_T_min  0.2198
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'Siemens XPREP'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.429
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1650
_exptl_crystal_size_max          0.33
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.08
_refine_diff_density_max         1.981
_refine_diff_density_min         -2.350
_refine_diff_density_rms         0.128
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.046
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     877
_refine_ls_number_reflns         9993
_refine_ls_number_restraints     10
_refine_ls_restrained_S_all      1.046
_refine_ls_R_factor_all          0.0638
_refine_ls_R_factor_gt           0.0531
_refine_ls_shift/su_max          0.041
_refine_ls_shift/su_mean         0.005
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0872P)^2^+12.4713P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1383
_refine_ls_wR_factor_ref         0.1462
_reflns_number_gt                8438
_reflns_number_total             9993
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ic1017196_si_002_6.cif
_cod_data_source_block           compound12
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 
;
_cod_original_cell_volume        3791.0(3)
_cod_database_code               4317343