[C6F5Xe]+ and [C6F5XeNCCH3]+ Salts of the Weakly Coordinating Borate Anions, [BY4]- (Y = CN, CF3, or C6F5)
Karsten Koppe; Hermann-J. Frohn; Hélène P. A. Mercier; Gary J. Schrobilgen; Inorganic Chemistry 47 (2008) 3205–3217; doi:10.1021/ic702259c

data_4304709
_publ_section_title
;
[C6F5Xe]+ and [C6F5XeNCCH3]+ Salts of the Weakly Coordinating Borate Anions,
[BY4]- (Y = CN, CF3, or C6F5)
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              3205
_journal_page_last               3217
_journal_paper_doi               10.1021/ic702259c
_journal_volume                  47
_journal_year                    2008
_chemical_formula_sum            'C10 B F5 N4 Xe'
_chemical_formula_weight         413.25
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   9.918(2)
_cell_length_b                   16.269(4)
_cell_length_c                   16.783(4)
_cell_measurement_temperature    100(2)
_cell_volume                     2708.0(11)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_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  0.1349
_diffrn_reflns_av_sigmaI/netI    0.0691
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            50597
_diffrn_reflns_theta_full        30.00
_diffrn_reflns_theta_max         30.00
_diffrn_reflns_theta_min         2.43
_exptl_absorpt_coefficient_mu    2.599
_exptl_crystal_density_diffrn    2.027
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1536
_refine_diff_density_max         0.954
_refine_diff_density_min         -0.725
_refine_diff_density_rms         0.124
_refine_ls_extinction_coef       0.00068(6)
_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   1.004
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     191
_refine_ls_number_reflns         3941
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.004
_refine_ls_R_factor_all          0.0846
_refine_ls_R_factor_gt           0.0364
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0124P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0430
_refine_ls_wR_factor_ref         0.0481
_reflns_number_gt                2487
_reflns_number_total             3941
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic702259c-file003_4.cif
_cod_data_source_block           '[C6F5Xe][B(CN)4]'
_cod_original_cell_volume        2708.1(10)
_cod_database_code               4304709