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_4089213
_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            'C22 H56 N3 O Si3 Y'
_chemical_formula_weight         551.87
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90
_cell_angle_beta                 106.2300(10)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   18.9236(15)
_cell_length_b                   15.5196(12)
_cell_length_c                   23.0306(18)
_cell_measurement_reflns_used    9897
_cell_measurement_temperature    173.(2)
_cell_measurement_theta_max      25.7066
_cell_measurement_theta_min      2.2617
_cell_volume                     6494.2(9)
_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 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       ' full spere \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           'MoK\a '
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0701
_diffrn_reflns_av_unetI/netI     0.0695
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            68873
_diffrn_reflns_theta_full        28.84
_diffrn_reflns_theta_max         28.84
_diffrn_reflns_theta_min         1.12
_diffrn_source                   'X-ray tuve'
_diffrn_source_type              'Sealed tube'
_exptl_absorpt_coefficient_mu    1.923
_exptl_absorpt_correction_T_max  0.80
_exptl_absorpt_correction_T_min  0.63
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2013)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.129
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2384
_exptl_crystal_size_max          0.220
_exptl_crystal_size_mid          0.180
_exptl_crystal_size_min          0.120
_refine_diff_density_max         0.919
_refine_diff_density_min         -0.895
_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     590
_refine_ls_number_reflns         16914
_refine_ls_number_restraints     190
_refine_ls_restrained_S_all      1.085
_refine_ls_R_factor_all          0.0963
_refine_ls_R_factor_gt           0.0481
_refine_ls_shift/su_max          0.015
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0410P)^2^+5.0074P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0925
_refine_ls_wR_factor_ref         0.1100
_reflns_number_gt                11262
_reflns_number_total             16914
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            om6b00956_si_002.cif
_cod_data_source_block           2THF_YNSiHTHF
_cod_database_code               4089213
_shelx_res_checksum              56937
_shelx_hkl_checksum              37025