Synthesis and Structural Characterization of Group 4 Metal Complexes Bearing Pentavalent Phosphorus-Bridged Ligands [(C13H8)(iPr2N)P(−O)(C2B10H10)]2−and [(C13H9)(iPr2N)P(O)(C2B9H10)]2−
Wang, Hong; Shen, Hao; Chan, Hoi-Shan; Xie, Zuowei; Organometallics 27 (2008) 3964–; doi:10.1021/om800319w

data_4071697
_publ_section_title
;
 Synthesis and Structural Characterization of Group 4 Metal Complexes
 Bearing Pentavalent Phosphorus-Bridged Ligands
 [(C13H8)(iPr2N)P(&#x2212;O)(C2B10H10)]2&#x2212;and
 [(C13H9)(iPr2N)P(&#xE5FB;O)(C2B9H10)]2&#x2212;
;
_journal_issue                   15
_journal_name_full               Organometallics
_journal_page_first              3964
_journal_paper_doi               10.1021/om800319w
_journal_volume                  27
_journal_year                    2008
_chemical_formula_sum            'C27 H48 B9 N4 O P Ti'
_chemical_formula_weight         620.85
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                104.1370(10)
_cell_angle_beta                 91.3930(10)
_cell_angle_gamma                111.6250(10)
_cell_formula_units_Z            2
_cell_length_a                   10.1719(6)
_cell_length_b                   10.4903(6)
_cell_length_c                   18.1888(10)
_cell_measurement_temperature    293(2)
_cell_volume                     1735.48(17)
_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  0.0316
_diffrn_reflns_av_sigmaI/netI    0.0706
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            9467
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.16
_exptl_absorpt_coefficient_mu    0.320
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.9387
_exptl_absorpt_correction_type   sadabs
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.188
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             656
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.562
_refine_diff_density_min         -0.291
_refine_diff_density_rms         0.077
_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     388
_refine_ls_number_reflns         6072
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.015
_refine_ls_R_factor_all          0.0944
_refine_ls_R_factor_gt           0.0625
_refine_ls_shift/su_max          0.006
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1023P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1607
_refine_ls_wR_factor_ref         0.1784
_reflns_number_gt                4012
_reflns_number_total             6072
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om800319w-file001.cif
_cod_data_source_block           7(CH3CN)
_cod_original_sg_symbol_H-M      P(-1)
_cod_database_code               4071697