Formation of Chlorosilyl Pincer-Type Rhodium Complexes by Multiple Si‒H Activations of Bis(phosphine)/Dihydrosilyl Ligands
Whited, Matthew T.; Deetz, Alexander M.; Boerma, Joseph W.; DeRosha, Daniel E.; Janzen, Daron E.; Organometallics 33 (2014) 5070–; doi:10.1021/om5006319

data_4084702
_publ_section_title
;
 Formation of Chlorosilyl Pincer-Type Rhodium Complexes by Multiple Si--H
 Activations of Bis(phosphine)/Dihydrosilyl Ligands
;
_journal_issue                   19
_journal_name_full               Organometallics
_journal_page_first              5070
_journal_paper_doi               10.1021/om5006319
_journal_volume                  33
_journal_year                    2014
_chemical_formula_moiety         'C44 H40 Cl P2 Rh Si'
_chemical_formula_sum            'C44 H40 Cl P2 Rh Si'
_chemical_formula_weight         797.15
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_date             2014-06-12
_audit_creation_method
;
Olex2 1.2
(compiled 2014.05.21 svn.r2940 for OlexSys, GUI svn.r4846)
;
_cell_angle_alpha                90
_cell_angle_beta                 98.558(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   14.946(3)
_cell_length_b                   15.964(2)
_cell_length_c                   15.372(3)
_cell_measurement_reflns_used    2996
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      26.08
_cell_measurement_theta_min      2.42
_cell_volume                     3626.9(11)
_computing_cell_refinement       'CrystalClear-SM Expert 2.0 r13'
_computing_data_collection
'CrystalClear-SM Expert 2.0 r13 (Rigaku, 2011)'
_computing_data_reduction        'CrystalClear-SM Expert 2.0 r13'
_computing_structure_refinement
;
SHELX, G.M. Sheldrick, Acta Cryst.
(2008). A64, 112-122
;
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker Apex II CCD'
_diffrn_measurement_method       \w
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0000
_diffrn_reflns_av_unetI/netI     0.0514
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            8304
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.000
_diffrn_reflns_theta_max         27.480
_diffrn_reflns_theta_min         1.773
_exptl_absorpt_coefficient_mu    0.698
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6908
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2012/1 (Bruker,2012) was used for absorption correction.
wR2(int) was 0.0693 before and 0.0601 after correction.
The Ratio of minimum to maximum transmission is 0.9265.
The \l/2 correction factor is 0.0015.
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.460
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1640
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.590
_refine_diff_density_min         -0.418
_refine_diff_density_rms         0.096
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     442
_refine_ls_number_reflns         8304
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0601
_refine_ls_R_factor_gt           0.0380
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0287P)^2^+3.3986P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0764
_refine_ls_wR_factor_ref         0.0859
_reflns_number_gt                6224
_reflns_number_total             8304
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            om5006319_si_002.cif
_cod_data_source_block           13221a_compound2-cod
_cod_original_cell_volume        3626.8(10)
_cod_database_code               4084702
_shelx_estimated_absorpt_t_max   0.933
_shelx_estimated_absorpt_t_min   0.807
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
2.a Ternary CH refined with riding coordinates:
 C37(H37), C38(H38), C41(H41), C42(H42)
2.b Secondary CH2 refined with riding coordinates:
 C39(H39A,H39B), C40(H40A,H40B), C43(H43A,H43B), C44(H44A,H44B)
2.c Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C4(H4), C5(H5), C8(H8), C9(H9), C10(H10), C11(H11), C14(H14),
 C15(H15), C16(H16), C17(H17), C18(H18), C20(H20), C21(H21), C22(H22), C23(H23),
  C24(H24), C26(H26), C27(H27), C28(H28), C29(H29), C30(H30), C32(H32),
 C33(H33), C34(H34), C35(H35), C36(H36)
;
_shelx_res_checksum              69793
_shelx_hkl_checksum              21443