Triflyloxy-substituted carboranes as useful weakly coordinating anions
Loren P. Press; Billy J. McCulloch; Weixing Gu; Chun-Hsing Chen; Bruce M. Foxman; Oleg V. Ozerov; Chem.Commun. 51 (2015) 14034–; doi:10.1039/C5cc05047B

data_7117739
_publ_section_title
;
 Triflyloxy-substituted carboranes as useful weakly coordinating anions
;
_journal_name_full               Chem.Commun.
_journal_page_first              14034
_journal_paper_doi               10.1039/C5cc05047B
_journal_volume                  51
_journal_year                    2015
_chemical_formula_moiety         'C11 H22 B11 Cl10 F3 O3 S Si, C6 H5 F'
_chemical_formula_sum            'C17 H27 B11 Cl10 F4 O3 S Si'
_chemical_formula_weight         888.94
_chemical_name_systematic
;
 ?
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2013
_audit_update_record
;
2015-07-08 deposited with the CCDC.
2015-07-27 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 94.518(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.327(2)
_cell_length_b                   20.080(5)
_cell_length_c                   20.281(5)
_cell_measurement_temperature    150(2)
_cell_volume                     3786.5(16)
_computing_cell_refinement       'Apex2 v2013.2-0 (Bruker AXS, 2008)'
_computing_data_collection       'Apex2 v2013.2-0 (Bruker AXS, 2008)'
_computing_data_reduction        'SAINT v8.18c (Bruker AXS, 2008)'
_computing_molecular_graphics    'shelXle rev 647 (Hubschle et al, 2011)'
_computing_structure_refinement  'SHELXL-2013/4 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-2013/4 (Sheldrick, 2013)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0411
_diffrn_reflns_av_unetI/netI     0.0304
_diffrn_reflns_laue_measured_fraction_full 1.000
_diffrn_reflns_laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            44095
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.608
_diffrn_reflns_theta_min         2.015
_exptl_absorpt_coefficient_mu    0.867
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.5990
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS 2008/1 (Sheldrick, 2008)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.559
_exptl_crystal_description       rod
_exptl_crystal_F_000             1776
_exptl_crystal_size_max          0.54
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.13
_refine_diff_density_max         0.698
_refine_diff_density_min         -0.421
_refine_diff_density_rms         0.058
_refine_ls_extinction_coef       .
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.030
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     586
_refine_ls_number_reflns         8747
_refine_ls_number_restraints     143
_refine_ls_restrained_S_all      1.023
_refine_ls_R_factor_all          0.0486
_refine_ls_R_factor_gt           0.0345
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0381P)^2^+2.3965P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0831
_refine_ls_wR_factor_ref         0.0909
_reflns_Friedel_coverage         0.000
_reflns_friedel_fraction_full    .
_reflns_friedel_fraction_max     .
_reflns_number_gt                6965
_reflns_number_total             8747
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c5cc05047b2.cif
_cod_data_source_block           iPr3Si_CHB11Cl10OSO2CF3
_cod_original_cell_volume        3786.7(15)
_cod_database_code               7117739
_shelx_estimated_absorpt_t_min   0.652
_shelx_estimated_absorpt_t_max   0.896
_computing_refinement_gui        'shelXle rev 647 (Hubschle et al, 2011)'
_shelxl_version_number           2013-4
_shelx_res_checksum              30562
_shelx_hkl_checksum              700