Reactions of substituted pyridines with electrophilic boranes.
Caputo, Christopher B.; Geier, Stephen J.; Winkelhaus, Daniel; Mitzel, Norbert W.; Vukotic, V. Nicolas; Loeb, Stephen J.; Stephan, Douglas W.; Dalton transactions (Cambridge, England : 2003) 41 (2012) 2131–2139; doi:10.1039/c1dt11820j

data_7017978
_publ_section_title
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 Reactions of substituted pyridines with electrophilic boranes.
;
_journal_issue                   7
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              2131
_journal_page_last               2139
_journal_paper_doi               10.1039/c1dt11820j
_journal_volume                  41
_journal_year                    2012
_chemical_formula_sum            'C31 H22 B2 F15 N O2'
_chemical_formula_weight         747.12
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_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                99.984(2)
_cell_angle_beta                 109.274(2)
_cell_angle_gamma                95.546(2)
_cell_formula_units_Z            2
_cell_length_a                   10.8926(6)
_cell_length_b                   11.0691(5)
_cell_length_c                   14.3170(8)
_cell_measurement_reflns_used    7200
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.6
_cell_measurement_theta_min      1.5
_cell_volume                     1582.65(15)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.983
_diffrn_measured_fraction_theta_max 0.983
_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  0.0374
_diffrn_reflns_av_sigmaI/netI    0.0479
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            26474
_diffrn_reflns_theta_full        27.56
_diffrn_reflns_theta_max         27.56
_diffrn_reflns_theta_min         1.54
_exptl_absorpt_coefficient_mu    0.157
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.7159
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.568
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             752
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.378
_refine_diff_density_min         -0.283
_refine_diff_density_rms         0.050
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.905
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     464
_refine_ls_number_reflns         7200
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.905
_refine_ls_R_factor_all          0.0923
_refine_ls_R_factor_gt           0.0484
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0785P)^2^+0.8566P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1221
_refine_ls_wR_factor_ref         0.1476
_reflns_number_gt                4456
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_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1dt11820j.txt
_cod_data_source_block           dw002_0m
_cod_original_cell_volume        1582.65(14)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7017978