Distiboranes based on <i>ortho</i>-phenylene backbones as bidentate Lewis acids for fluoride anion chelation.
You, Di; Zhou, Benyu; Hirai, Masato; Gabbaï, François P; Organic & biomolecular chemistry 19 (2021) 4949–4957; doi:10.1039/d1ob00536g

data_7158045
_publ_section_title
;
 Distiboranes based on <i>ortho</i>-phenylene backbones as bidentate Lewis
 acids for fluoride anion chelation.
;
_journal_issue                   22
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              4949
_journal_page_last               4957
_journal_paper_doi               10.1039/d1ob00536g
_journal_volume                  19
_journal_year                    2021
_chemical_formula_moiety         'C42 H20 Cl8 F4 O4 Sb2'
_chemical_formula_sum            'C42 H20 Cl8 F4 O4 Sb2'
_chemical_formula_weight         1191.68
_space_group_crystal_system      orthorhombic
_space_group_IT_number           60
_space_group_name_Hall           '-P 2n 2ab'
_space_group_name_H-M_alt        'P b c n'
_atom_sites_solution_hydrogens   geom
_audit_creation_date             2021-03-15
_audit_creation_method
;
Olex2 1.3
(compiled 2020.11.12 svn.r5f609507 for OlexSys, GUI svn.r6272)
;
_audit_update_record
;
2021-03-17 deposited with the CCDC.	2021-04-30 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.179(3)
_cell_length_b                   18.388(4)
_cell_length_c                   19.517(4)
_cell_measurement_reflns_used    9867
_cell_measurement_temperature    110(2)
_cell_measurement_theta_max      26.021
_cell_measurement_theta_min      2.37
_cell_volume                     4011.9(16)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      110
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0268
_diffrn_reflns_av_unetI/netI     0.0123
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            39719
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.021
_diffrn_reflns_theta_min         2.087
_diffrn_source_current           40.0
_diffrn_source_power             1.6
_diffrn_source_voltage           40.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.944
_exptl_absorpt_correction_T_max  0.893
_exptl_absorpt_correction_T_min  0.839
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2014/5 (Bruker,2014/5) was used for absorption correction.
wR2(int) was 0.0694 before and 0.0342 after correction.
The Ratio of minimum to maximum transmission is 0.8463.
The \l/2 correction factor is 0.00150.
;
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.973
_exptl_crystal_description       block
_exptl_crystal_F_000             2312
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.213
_exptl_crystal_size_min          0.176
_refine_diff_density_max         0.711
_refine_diff_density_min         -0.758
_refine_diff_density_rms         0.089
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.148
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     271
_refine_ls_number_reflns         3956
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.148
_refine_ls_R_factor_all          0.0296
_refine_ls_R_factor_gt           0.0272
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0205P)^2^+14.4601P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0662
_refine_ls_wR_factor_ref         0.0676
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3695
_reflns_number_total             3956
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1ob00536g2.cif
_cod_data_source_block           rr
_cod_depositor_comments
'Adding full bibliography for 7158045--7158050.cif.'
_cod_original_cell_volume        4012.3(16)
_cod_database_code               7158045
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_max   0.726
_shelx_estimated_absorpt_t_min   0.674
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C5(H5), C6(H6), C7(H7), C8(H8), C9(H9), C11(H11), C12(H12), C13(H13),
 C14(H14), C15(H15)
;
_shelx_res_checksum              9582
_olex2_submission_special_instructions 'No special instructions were received'