Frustrated Lewis Pairs beyond the Main Group: Synthesis, Reactivity, and Small Molecule Activation with Cationic Zirconocene-Phosphinoaryloxide Complexes
Andy M. Chapman; Mairi F. Haddow; Duncan F. Wass; Journal of the American Chemical Society 133 (2011) 18463–18478; doi:10.1021/ja207936p

data_4107109
_publ_section_title
;
 Frustrated Lewis Pairs beyond the Main Group: Synthesis, Reactivity, and
 Small Molecule Activation with Cationic Zirconocene-Phosphinoaryloxide
 Complexes
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              18463
_journal_page_last               18478
_journal_paper_doi               10.1021/ja207936p
_journal_volume                  133
_journal_year                    2011
_chemical_formula_moiety         'C28 H42 O2 P Zr, C24 B F20'
_chemical_formula_sum            'C52 H42 B F20 O2 P Zr'
_chemical_formula_weight         1211.86
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           33
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 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                   19.7552(3)
_cell_length_b                   16.0962(2)
_cell_length_c                   15.3579(2)
_cell_measurement_reflns_used    9930
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.49
_cell_measurement_theta_min      2.45
_cell_volume                     4883.56(12)
_computing_cell_refinement       'Bruker Apex II'
_computing_data_collection       'Bruker Apex II'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker ShelXTL'
_computing_publication_material  'Bruker ShelXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0192
_diffrn_reflns_av_sigmaI/netI    0.0249
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            24632
_diffrn_reflns_theta_full        27.52
_diffrn_reflns_theta_max         27.52
_diffrn_reflns_theta_min         1.63
_exptl_absorpt_coefficient_mu    0.377
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6592
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2008/1'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.648
_exptl_crystal_description       block
_exptl_crystal_F_000             2440
_exptl_crystal_size_max          0.58
_exptl_crystal_size_mid          0.42
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.649
_refine_diff_density_min         -0.403
_refine_diff_density_rms         0.048
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.01(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.021
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     703
_refine_ls_number_reflns         8779
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.021
_refine_ls_R_factor_all          0.0270
_refine_ls_R_factor_gt           0.0246
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0342P)^2^+1.3222P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0596
_refine_ls_wR_factor_ref         0.0612
_reflns_number_gt                8349
_reflns_number_total             8779
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja207936p_si_014.cif
_cod_data_source_block           amc253jpptxtals
_cod_original_sg_symbol_Hall     'P 2c -2n '
_cod_database_code               4107109