A novel chiral yttrium complex with a tridentate linked amido-indenyl ligand for intramolecular hydroamination
Zhuo Chai; Dezhi Hua; Kui Li; Jiang Chu; Gaosheng Yang; Chem.Commun. 50 (2014) 177–; doi:10.1039/c3cc47006g

data_7110176
_publ_section_title
;
 A novel chiral yttrium complex with a tridentate linked amido-indenyl
 ligand for intramolecular hydroamination
;
_journal_name_full               Chem.Commun.
_journal_page_first              177
_journal_paper_doi               10.1039/c3cc47006g
_journal_volume                  50
_journal_year                    2014
_chemical_formula_sum            'C26 H48 N3 Si3 Y'
_chemical_formula_weight         575.85
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           19
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.1504(16)
_cell_length_b                   16.584(2)
_cell_length_c                   17.122(2)
_cell_measurement_temperature    293(2)
_cell_volume                     3166.2(7)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0676
_diffrn_reflns_av_sigmaI/netI    0.0788
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            27312
_diffrn_reflns_theta_full        27.87
_diffrn_reflns_theta_max         27.87
_diffrn_reflns_theta_min         1.71
_exptl_absorpt_coefficient_mu    1.973
_exptl_absorpt_correction_T_max  0.7178
_exptl_absorpt_correction_T_min  0.6821
_exptl_crystal_density_diffrn    1.208
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1224
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.703
_refine_diff_density_min         -0.343
_refine_diff_density_rms         0.055
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.009(6)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.950
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     308
_refine_ls_number_reflns         7430
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.950
_refine_ls_R_factor_all          0.0874
_refine_ls_R_factor_gt           0.0440
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0442P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0856
_refine_ls_wR_factor_ref         0.0990
_reflns_number_gt                4910
_reflns_number_total             7430
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3cc47006g_3a.txt
_cod_data_source_block           111124a_0m
_cod_original_cell_volume        3166.1(8)
_cod_database_code               7110176