Synthesis, structures, and alkene hydrosilation activities of neutral tripodal amidozirconium alkyls
Jia, Li; Zhao, Jiquan; Ding, Errun; Brennessel, William W.; Journal of the Chemical Society, Dalton Transactions  (2002) 2608–; doi:10.1039/b200789d

data_7011519
_publ_section_title
;
 Synthesis, structures, and alkene hydrosilation activities of neutral
 tripodal amidozirconium alkyls
;
_journal_issue                   13
_journal_name_full
'Journal of the Chemical Society, Dalton Transactions'
_journal_page_first              2608
_journal_paper_doi               10.1039/b200789d
_journal_year                    2002
_chemical_formula_moiety         'C29 H40 F3 N3 Si3 Zr'
_chemical_formula_sum            'C29 H40 F3 N3 Si3 Zr'
_chemical_formula_weight         663.13
_chemical_name_common            3b
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_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                 97.160(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.576(1)
_cell_length_b                   19.106(2)
_cell_length_c                   18.087(2)
_cell_measurement_reflns_used    4085
_cell_measurement_temperature    173(2)
_cell_volume                     3283.4(6)
_computing_cell_refinement       'SAINT, Bruker'
_computing_data_collection       'SMART, Bruker'
_computing_data_reduction        'SAINT, Bruker'
_computing_molecular_graphics    'SHELXTL, Bruker'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Siemens SMART Platform CCD'
_diffrn_measurement_method       'area detector, omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0249
_diffrn_reflns_av_sigmaI/netI    0.0213
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            21519
_diffrn_reflns_theta_full        25.06
_diffrn_reflns_theta_max         25.06
_diffrn_reflns_theta_min         1.56
_exptl_absorpt_coefficient_mu    0.484
_exptl_absorpt_correction_T_max  1.000000
_exptl_absorpt_correction_T_min  0.803152
_exptl_absorpt_correction_type   multiscans
_exptl_absorpt_process_details   'SADABS, R, Blessing, 1995'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.342
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1376
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.25
_refine_diff_density_max         0.478
_refine_diff_density_min         -0.355
_refine_diff_density_rms         0.052
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.010
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     358
_refine_ls_number_reflns         5808
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.010
_refine_ls_R_factor_all          0.0377
_refine_ls_R_factor_gt           0.0283
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0491P)^2^+1.3484P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0766
_refine_ls_wR_factor_ref         0.0808
_reflns_number_gt                4866
_reflns_number_total             5808
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b200789d.txt
_cod_data_source_block           3b
_cod_original_cell_volume        3283.3(6)
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               7011519