The complexation of tetraphenylborate with organic N-heteroaromatic cations
Kiviniemi, Sari; Nissinen, Maija; Alaviuhkola, Terhi; Rissanen, Kari; Pursiainen, Jouni; Journal of the Chemical Society, Perkin Transactions 2  (2001) 2364–; doi:10.1039/b100775k

data_7204081
_publ_section_title
;
 The complexation of tetraphenylborate with organic N-heteroaromatic
 cations
;
_journal_issue                   12
_journal_name_full
'Journal of the Chemical Society, Perkin Transactions 2'
_journal_page_first              2364
_journal_paper_doi               10.1039/b100775k
_journal_year                    2001
_chemical_formula_sum            'C30 H28 B N'
_chemical_formula_weight         413.34
_space_group_IT_number           12
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2y'
_symmetry_space_group_name_H-M   'C 1 2/m 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 92.572(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.1480(5)
_cell_length_b                   10.2577(3)
_cell_length_c                   13.9283(4)
_cell_measurement_temperature    173.0(2)
_cell_volume                     2304.78(12)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173.0(2)
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  'nonius kappaccd'
_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  0.0317
_diffrn_reflns_av_sigmaI/netI    0.0417
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            5895
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         2.98
_exptl_absorpt_coefficient_mu    0.067
_exptl_absorpt_correction_T_max  0.9866
_exptl_absorpt_correction_T_min  0.9735
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.191
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             880
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.207
_refine_diff_density_min         -0.193
_refine_diff_density_rms         0.033
_refine_ls_extinction_coef       0.018(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.062
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     169
_refine_ls_number_reflns         2149
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.062
_refine_ls_R_factor_all          0.0504
_refine_ls_R_factor_gt           0.0429
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0436P)^2^+1.2834P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1052
_refine_ls_wR_factor_ref         0.1110
_reflns_number_gt                1876
_reflns_number_total             2149
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b100775k.txt
_cod_data_source_block           Comp3
_cod_original_sg_symbol_H-M      C2/m
_cod_database_code               7204081