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_4105920
_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            'C36 H53 Bi N2 O2'
_chemical_formula_weight         754.78
_chemical_name_systematic
; 
 ? 
;
_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           SHELXTL
_cell_angle_alpha                90.00
_cell_angle_beta                 130.6780(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            20
_cell_length_a                   53.677(3)
_cell_length_b                   10.8825(6)
_cell_length_c                   39.936(3)
_cell_measurement_reflns_used    9573
_cell_measurement_temperature    143(2)
_cell_measurement_theta_max      28.43
_cell_measurement_theta_min      2.39
_cell_volume                     17691.8(19)
_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      143(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.921
_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  0.0297
_diffrn_reflns_av_sigmaI/netI    0.0248
_diffrn_reflns_limit_h_max       72
_diffrn_reflns_limit_h_min       -71
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       53
_diffrn_reflns_limit_l_min       -53
_diffrn_reflns_number            101132
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         28.62
_diffrn_reflns_theta_min         1.34
_exptl_absorpt_coefficient_mu    5.014
_exptl_absorpt_correction_T_max  0.4106
_exptl_absorpt_correction_T_min  0.3931
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'Bruker SADABS'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.417
_exptl_crystal_density_meas      ?
_exptl_crystal_description       prism
_exptl_crystal_F_000             7640
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.22
_refine_diff_density_max         1.663
_refine_diff_density_min         -0.626
_refine_diff_density_rms         0.082
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.022
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     977
_refine_ls_number_reflns         20918
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.022
_refine_ls_R_factor_all          0.0302
_refine_ls_R_factor_gt           0.0226
_refine_ls_shift/su_max          0.013
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0251P)^2^+17.5707P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0487
_refine_ls_wR_factor_ref         0.0507
_reflns_number_gt                18171
_reflns_number_total             20918
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja201128d_si_002.cif
_cod_data_source_block           ijc30
_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_original_cell_volume        17692(2)
_cod_database_code               4105920