Modelling fundamental arene-borane contacts: spontaneous formation of a dibromoborenium cation driven by interaction between a borane Lewis acid and an arene p system
Hassanatu B. Mansaray; Alexander D.R. Rowe; Nicholas Phillips; Jochen Niemeyer; Michael Kelly; David A. Addy; Joshua I. Bates; Simon Aldridge; Chem.Commun. 47 (2011) 12295–; doi:10.1039/c1cc15259a

data_7107046
_publ_section_related_literature
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_publ_section_title
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 Modelling fundamental arene-borane contacts: spontaneous formation of a
 dibromoborenium cation driven by interaction between a borane Lewis acid
 and an arene p system
;
_journal_name_full               Chem.Commun.
_journal_page_first              12295
_journal_paper_doi               10.1039/c1cc15259a
_journal_volume                  47
_journal_year                    2011
_chemical_formula_moiety         'C22 H28 Al1 Cl3 N2'
_chemical_formula_sum            'C22 H28 Al Cl3 N2'
_chemical_formula_weight         453.82
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_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
_audit_creation_date             11-05-23
_audit_creation_method           CRYSTALS_ver_14.06
_cell_angle_alpha                90
_cell_angle_beta                 106.3555(11)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.3474(2)
_cell_length_b                   16.2628(4)
_cell_length_c                   15.8953(4)
_cell_measurement_reflns_used    5314
_cell_measurement_temperature    150
_cell_measurement_theta_max      27
_cell_measurement_theta_min      5
_cell_volume                     2318.54(10)
_computing_cell_refinement       'DENZO/SCALEPACK (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Nonius, 2001).'
_computing_data_reduction        'DENZO/SCALEPACK (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'CAMERON (Watkin et al., 1996)'
_computing_publication_material  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_refinement  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_solution    'Superflip (Palatinus & Chapuis, 2007)'
_diffrn_ambient_temperature      150
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device       Area
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.141
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            10229
_diffrn_reflns_theta_full        26.957
_diffrn_reflns_theta_max         27.507
_diffrn_reflns_theta_min         5.136
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.444
_exptl_absorpt_correction_T_max  0.97
_exptl_absorpt_correction_T_min  0.95
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'DENZO/SCALEPACK (Otwinowski & Minor, 1997)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.300
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             952
_exptl_crystal_size_max          0.160
_exptl_crystal_size_mid          0.120
_exptl_crystal_size_min          0.080
_refine_diff_density_max         0.68
_refine_diff_density_min         -0.53
_refine_ls_extinction_method     None
_refine_ls_goodness_of_fit_ref   1.0303
_refine_ls_hydrogen_treatment    none
_refine_ls_matrix_type           full
_refine_ls_number_parameters     253
_refine_ls_number_reflns         5285
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0816
_refine_ls_R_factor_gt           0.0527
_refine_ls_shift/su_max          0.0005462
_refine_ls_shift/su_mean         0.0000336
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
Method= Modified Sheldrick
w=1/[\s^2^(F^2^) + ( 0.10P)^2^ + 0.00P]
,where P=p(6)*max(Fo^2^,0) + (1-p(6))Fc^2^
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_all         0.1590
_refine_ls_wR_factor_gt          0.1440
_refine_ls_wR_factor_ref         0.1590
_reflns_limit_h_max              11
_reflns_limit_h_min              -12
_reflns_limit_k_max              21
_reflns_limit_k_min              0
_reflns_limit_l_max              20
_reflns_limit_l_min              0
_reflns_number_gt                3814
_reflns_number_total             5285
_reflns_threshold_expression     I>2.0\s(I)
_oxford_diffrn_Wilson_B_factor   2.73
_oxford_diffrn_Wilson_scale      32.86
_oxford_refine_ls_r_factor_ref   0.0816
_oxford_refine_ls_scale          0.2800(4)
_oxford_reflns_number_all        5285
_oxford_reflns_threshold_expression_ref I>-3.0\s(I)
_oxford_structure_analysis_title '5120855 041armk11'
_cod_data_source_file            c1cc15259a.txt
_cod_data_source_block           LNHCAlCl3
_cod_original_sg_symbol_H-M      'P 21/n '
_cod_original_formula_sum        'C22 H28 Al1 Cl3 N2'
_cod_database_code               7107046