Tandem Frustrated Lewis Pair/Tris(pentafluorophenyl)borane-Catalyzed Deoxygenative Hydrosilylation of Carbon Dioxide
Andreas Berkefeld; Warren E. Piers; Masood Parvez; Journal of the American Chemical Society 132 (2010) 10660–10661; doi:10.1021/ja105320c

data_4102817
_publ_contact_author
;
    Masood Parvez
    Department of Chemistry
    University of Calgary
    2500 University Drive N.W.
    Calgary, Alberta, Canada T2N 1N4  
;
_publ_contact_author_email       ' parvez@ucalgary.ca '
_publ_contact_author_fax         ' (403)289-9488 '
_publ_contact_author_phone       ' (403)220-5348 '
_publ_section_title
;
 Tandem Frustrated Lewis Pair/Tris(pentafluorophenyl)borane-Catalyzed
 Deoxygenative Hydrosilylation of Carbon Dioxide
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              10660
_journal_page_last               10661
_journal_paper_doi               10.1021/ja105320c
_journal_volume                  132
_journal_year                    2010
_chemical_formula_moiety         'C46 H21 B2 F30 N O2, 0.5(C6 H14)'
_chemical_formula_sum            'C49 H28 B2 F30 N O2'
_chemical_formula_weight         1254.34
_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   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                104.2380(13)
_cell_angle_beta                 106.0100(14)
_cell_angle_gamma                95.3190(12)
_cell_formula_units_Z            2
_cell_length_a                   11.8006(3)
_cell_length_b                   12.2935(3)
_cell_length_c                   18.6776(3)
_cell_measurement_reflns_used    10842
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      1.00
_cell_volume                     2486.72(10)
_computing_cell_refinement       'HKL DENZO (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Hooft, 1998)'
_computing_data_reduction        'SCALEPACK (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 1997)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR92 (Altomare et al., 1991)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Nonius APEX2 CCD'
_diffrn_measurement_method       ' \w and \f '
_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  0.0266
_diffrn_reflns_av_sigmaI/netI    0.0322
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            16522
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.36
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.179
_exptl_absorpt_correction_T_max  0.9789
_exptl_absorpt_correction_T_min  0.9651
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SORTAV: (Blessing, 1997)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.675
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1250
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.506
_refine_diff_density_min         -0.285
_refine_diff_density_rms         0.061
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.039
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     734
_refine_ls_number_reflns         8711
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.039
_refine_ls_R_factor_all          0.0634
_refine_ls_R_factor_gt           0.0514
_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^)+(0.0689P)^2^+2.3396P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1374
_refine_ls_wR_factor_ref         0.1468
_reflns_number_gt                7034
_reflns_number_total             8711
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja105320c_si_002.cif
_cod_data_source_block           Compound_I
_cod_database_code               4102817