β-SiH-Containing Tris(silazido) Rare-Earth Complexes as Homogeneous and Grafted Single-Site Catalyst Precursors for Hydroamination
Eedugurala, Naresh; Wang, Zhuoran; Yan, KaKing; Boteju, Kasuni C.; Chaudhary, Umesh; Kobayashi, Takeshi; Ellern, Arkady; Slowing, Igor I.; Pruski, Marek; Sadow, Aaron D.; Organometallics 36 (2017) 1142–; doi:10.1021/acs.organomet.6b00956

data_4089211
_publ_section_title
;
 \b-SiH-Containing Tris(silazido) Rare-Earth Complexes as Homogeneous and
 Grafted Single-Site Catalyst Precursors for Hydroamination
;
_journal_issue                   6
_journal_name_full               Organometallics
_journal_page_first              1142
_journal_paper_doi               10.1021/acs.organomet.6b00956
_journal_volume                  36
_journal_year                    2017
_chemical_formula_sum            'C18 H48 N3 Si3 Y'
_chemical_formula_weight         479.77
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90
_cell_angle_beta                 90.992(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.1827(5)
_cell_length_b                   14.4439(7)
_cell_length_c                   17.9963(8)
_cell_measurement_reflns_used    9718
_cell_measurement_temperature    173.(2)
_cell_measurement_theta_max      72.4620
_cell_measurement_theta_min      3.9237
_cell_volume                     2906.4(2)
_computing_cell_refinement       'SAINT V7.66A (Bruker AXS, 2013)'
_computing_data_collection       'APEX2 Suite (Bruker AXS, 2013)'
_computing_data_reduction        'SAINT V7.66A (Bruker AXS, 2013)'
_computing_molecular_graphics    'XSHELL (Bruker AXS, 2007)'
_computing_publication_material  'APEX2 Suite (Bruker AXS, 2013)'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-2013 (Sheldrick, 2013)'
_diffrn_ambient_temperature      173.(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       ' full spere \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           'CuK\a '
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0603
_diffrn_reflns_av_unetI/netI     0.0246
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            62249
_diffrn_reflns_theta_full        72.46
_diffrn_reflns_theta_max         72.46
_diffrn_reflns_theta_min         3.92
_diffrn_source                   'X-ray tuve'
_diffrn_source_type              'Sealed tube'
_exptl_absorpt_coefficient_mu    4.043
_exptl_absorpt_correction_T_max  0.69
_exptl_absorpt_correction_T_min  0.34
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2013)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.096
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1032
_exptl_crystal_size_max          0.210
_exptl_crystal_size_mid          0.100
_exptl_crystal_size_min          0.100
_refine_diff_density_max         0.483
_refine_diff_density_min         -1.080
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.077
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     250
_refine_ls_number_reflns         5700
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.077
_refine_ls_R_factor_all          0.0323
_refine_ls_R_factor_gt           0.0322
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0504P)^2^+1.6563P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0873
_refine_ls_wR_factor_ref         0.0875
_reflns_number_gt                5663
_reflns_number_total             5700
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            om6b00956_si_002.cif
_cod_data_source_block           YNSiHtBu
_cod_database_code               4089211
_shelx_res_checksum              10168
_shelx_hkl_checksum              47944