Di-tert-butylbiphenylphosphinimide Titanium and Zirconium Complexes: Pendant Arene−Metal Interactions
Ghesner, Ioan; Fenwick, Andrew; Stephan, Douglas W.; Organometallics 25 (2006) 4985–; doi:10.1021/om060569u

data_4074350
_publ_section_title
;
 Di-tert-butylbiphenylphosphinimide Titanium and Zirconium
 Complexes:&#x00A0; Pendant Arene&#x2212;Metal Interactions
;
_journal_issue                   21
_journal_name_full               Organometallics
_journal_page_first              4985
_journal_paper_doi               10.1021/om060569u
_journal_volume                  25
_journal_year                    2006
_chemical_formula_sum            'C26 H45 N4 P Ti'
_chemical_formula_weight         492.53
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 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                 120.594(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   36.987(7)
_cell_length_b                   8.9097(17)
_cell_length_c                   20.268(4)
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      25.0
_cell_measurement_theta_min      2.0
_cell_volume                     5749.4(19)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_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  0.0549
_diffrn_reflns_av_sigmaI/netI    0.0411
_diffrn_reflns_limit_h_max       43
_diffrn_reflns_limit_h_min       -43
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            26865
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.01
_exptl_absorpt_coefficient_mu    0.372
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.546876
_exptl_absorpt_correction_type   empirical
_exptl_crystal_density_diffrn    1.138
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             2128
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.28
_refine_diff_density_max         0.366
_refine_diff_density_min         -0.233
_refine_diff_density_rms         0.063
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.007
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     289
_refine_ls_number_reflns         5068
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.007
_refine_ls_R_factor_all          0.0963
_refine_ls_R_factor_gt           0.0589
_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^)+(0.1120P)^2^+0.3244P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1573
_refine_ls_wR_factor_ref         0.1868
_reflns_number_gt                3176
_reflns_number_total             5068
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om060569usi20060818_090738.cif
_cod_data_source_block           t-Bu2(2-C6H4Ph)PNTi(NMe2)3
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               4074350