Diverse reactivity of borenium cations with >N-H compounds.
Devillard, Marc; Mallet-Ladeira, Sonia; Bouhadir, Ghenwa; Bourissou, Didier; Chemical communications (Cambridge, England) 52 (2016) 8877–8880; doi:10.1039/c6cc03183h

data_7124651
_publ_section_title
;
 Diverse reactivity of borenium cations with &gt;N-H compounds.
;
_journal_issue                   57
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              8877
_journal_page_last               8880
_journal_paper_doi               10.1039/c6cc03183h
_journal_volume                  52
_journal_year                    2016
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C25 H31 B P, Br4 Ga'
_chemical_formula_sum            'C25 H31 B Br4 Ga P'
_chemical_formula_weight         762.60
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_update_record
;
2016-04-18 deposited with the CCDC.
2016-06-23 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90.0940(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.2483(4)
_cell_length_b                   15.5100(5)
_cell_length_c                   15.3013(5)
_cell_measurement_reflns_used    6385
_cell_measurement_temperature    193(2)
_cell_measurement_theta_max      24.57
_cell_measurement_theta_min      2.5
_cell_measurement_wavelength     0.71073
_cell_volume                     2906.80(16)
_computing_cell_refinement       'APEX2 and SAINT'
_computing_data_collection       APEX2
_computing_data_reduction        SAINT
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      193(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'Bruker Kappa APEX II Quazar'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  'multilayer optics'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_source         'microfocus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0462
_diffrn_reflns_av_unetI/netI     0.0404
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            28885
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         2.5
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    6.512
_exptl_absorpt_correction_T_max  0.7460
_exptl_absorpt_correction_T_min  0.6012
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker-AXS)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.743
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1488
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.08
_refine_diff_density_max         1.845
_refine_diff_density_min         -1.392
_refine_diff_density_rms         0.101
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.042
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     296
_refine_ls_number_reflns         5108
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.042
_refine_ls_R_factor_all          0.0595
_refine_ls_R_factor_gt           0.0382
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0450P)^2^+4.4691P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.088
_refine_ls_wR_factor_ref         0.0972
_reflns_number_gt                3866
_reflns_number_total             5108
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6cc03183h2.cif
_cod_data_source_block           7
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7124651