Facile Bismuth-Oxygen Bond Cleavage, C-H Activation, and Formation of a Monodentate Carbon-Bound Oxyaryl Dianion, (C6H2tBu2-3,5-O-4)2-
Ian J. Casely; Joseph W. Ziller; Ming Fang; Filipp Furche; William J. Evans; Journal of the American Chemical Society 133 (2011) 5244–5247; doi:10.1021/ja201128d

data_4105923
_publ_section_title
;
 Facile Bismuth-Oxygen Bond Cleavage, C-H Activation, and Formation of a
 Monodentate Carbon-Bound Oxyaryl Dianion, (C6H2tBu2-3,5-O-4)2-
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              5244
_journal_page_last               5247
_journal_paper_doi               10.1021/ja201128d
_journal_volume                  133
_journal_year                    2011
_chemical_formula_sum            'C50 H60 B Bi N2 O'
_chemical_formula_weight         924.79
_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           SHELXTL
_cell_angle_alpha                98.2130(10)
_cell_angle_beta                 92.6680(10)
_cell_angle_gamma                113.5650(10)
_cell_formula_units_Z            2
_cell_length_a                   10.8059(7)
_cell_length_b                   13.1895(9)
_cell_length_c                   17.5277(17)
_cell_measurement_reflns_used    9851
_cell_measurement_temperature    138(2)
_cell_measurement_theta_max      28.33
_cell_measurement_theta_min      2.24
_cell_volume                     2251.5(3)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_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      138(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.904
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.0261
_diffrn_reflns_av_sigmaI/netI    0.0318
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            26202
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         28.51
_diffrn_reflns_theta_min         1.18
_exptl_absorpt_coefficient_mu    3.952
_exptl_absorpt_correction_T_max  0.7150
_exptl_absorpt_correction_T_min  0.4727
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'Bruker SADABS'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.364
_exptl_crystal_density_meas      ?
_exptl_crystal_description       prism
_exptl_crystal_F_000             940
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.09
_refine_diff_density_max         1.683
_refine_diff_density_min         -0.431
_refine_diff_density_rms         0.086
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.051
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     510
_refine_ls_number_reflns         10337
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.051
_refine_ls_R_factor_all          0.0271
_refine_ls_R_factor_gt           0.0235
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0321P)^2^+0.8215P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0581
_refine_ls_wR_factor_ref         0.0596
_reflns_number_gt                9532
_reflns_number_total             10337
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja201128d_si_005.cif
_cod_data_source_block           ijc34
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_database_code               4105923