Synthesis and characterisation of the complete series of B-N analogues of triptycene.
Seven, Omer; Popp, Sebastian; Bolte, Michael; Lerner, Hans-Wolfram; Wagner, Matthias; Dalton transactions (Cambridge, England : 2003) 43 (2014) 8241–8253; doi:10.1039/c4dt00442f

data_7030919
_publ_section_title
;
 Synthesis and characterisation of the complete series of B-N analogues of
 triptycene.
;
_journal_issue                   22
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              8241
_journal_page_last               8253
_journal_paper_doi               10.1039/c4dt00442f
_journal_volume                  43
_journal_year                    2014
_chemical_formula_moiety         'C16 H8 B2 F12 N4'
_chemical_formula_sum            'C16 H8 B2 F12 N4'
_chemical_formula_weight         505.88
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2012
_cell_angle_alpha                90
_cell_angle_beta                 101.491(7)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.6394(8)
_cell_length_b                   15.7965(13)
_cell_length_c                   12.9452(12)
_cell_measurement_reflns_used    18131
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      26.56
_cell_measurement_theta_min      3.41
_cell_volume                     1931.6(3)
_computing_cell_refinement       'X-Area (Stoe & Cie, 2001)'
_computing_data_collection       'X-Area (Stoe & Cie, 2001)'
_computing_data_reduction        'X-Area (Stoe & Cie, 2001)'
_computing_molecular_graphics    'XP in SHELXTL-Plus (Sheldrick, 2008)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL-2012 (Sheldrick, 2012)'
_computing_structure_solution    'SHELXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'STOE IPDS II two-circle-diffractometer'
_diffrn_measurement_method       \w
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1243
_diffrn_reflns_av_unetI/netI     0.0592
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.992
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            29995
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.992
_diffrn_reflns_theta_full        25.000
_diffrn_reflns_theta_max         26.197
_diffrn_reflns_theta_min         3.205
_diffrn_source                   'Genix 3D I\mS microfocus X-ray source'
_exptl_absorpt_coefficient_mu    0.186
_exptl_absorpt_correction_T_max  0.982
_exptl_absorpt_correction_T_min  0.964
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'X-Area (Stoe & Cie, 2001)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.740
_exptl_crystal_description       plate
_exptl_crystal_F_000             1000
_exptl_crystal_size_max          0.200
_exptl_crystal_size_mid          0.200
_exptl_crystal_size_min          0.100
_refine_diff_density_max         0.289
_refine_diff_density_min         -0.256
_refine_diff_density_rms         0.056
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.155
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     315
_refine_ls_number_reflns         3832
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.155
_refine_ls_R_factor_all          0.1027
_refine_ls_R_factor_gt           0.0755
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
; 
 w=1/[\s^2^(Fo^2^)+(0.0430P)^2^+1.4545P] 
 where P=(Fo^2^+2Fc^2^)/3 
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1265
_refine_ls_wR_factor_ref         0.1371
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2974
_reflns_number_total             3832
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c4dt00442f2.cif
_cod_data_source_block           wa1665
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_shelx_estimated_absorpt_t_min   0.964
_shelx_estimated_absorpt_t_max   0.982
_shelxl_version_number           2012-9
_shelx_res_checksum              14748