Borylation of Fluorinated Arenes with the Boron-centred Nucleophile B(CN)32− ‒ a Unique Entry to Aryltricyanoborates
Landmann, Johannes; Hennig, Philipp T.; Ignat'ev, Nikolai; Finze, Maik; Chem. Sci.  (2017) –; doi:10.1039/C7SC02249B

data_1546391
_publ_section_title
;
 Borylation of Fluorinated Arenes with the Boron-centred Nucleophile
 B(CN)32&#x2212; -- a Unique Entry to Aryltricyanoborates
;
_journal_name_full               'Chem. Sci.'
_journal_paper_doi               10.1039/C7SC02249B
_journal_year                    2017
_chemical_formula_moiety         'C18 H8 B2 F2 K2 N6'
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_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     iterative
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2017-05-09 deposited with the CCDC.
2017-06-26 downloaded from the CCDC.
;
_cell_angle_alpha                91.429(2)
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_cell_angle_gamma                90.945(2)
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_cell_measurement_temperature    100(2)
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_computing_publication_material  'SHELXL-2014/7 (Sheldrick, 2014)'
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_diffrn_ambient_temperature      100(2)
_diffrn_detector                 'CCD area detector (Apex2)'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker X8-APEX II'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
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_diffrn_reflns_limit_h_max       11
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_diffrn_reflns_theta_min         2.376
_diffrn_source                   'rotating-anode (Nonius FR-591)'
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_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SadAbs 2014/5 (Bruker AXS)'
_exptl_crystal_colour            colourless
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_exptl_crystal_description       block
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_refine_diff_density_rms         0.048
_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
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_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0253P)^2^+0.5235P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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_reflns_threshold_expression     'I > 2\s(I)'
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_cod_original_cell_volume        1020.35(11)
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_shelx_estimated_absorpt_t_min   0.894
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_shelx_res_checksum              14678