Avenue to novel <i>o</i>-carboranyl boron compounds - reactivity study of <i>o</i>-carborane-fused aminoborirane towards organic azides.
Wang, Junyi; Xiang, Libo; Liu, Xiaocui; Matler, Alexander; Lin, Zhenyang; Ye, Qing; Chemical science 15 (2024) 4839–4845; doi:10.1039/d4sc00489b

data_1571058
_publ_section_title
;
 Avenue to novel <i>o</i>-carboranyl boron compounds - reactivity study of
 <i>o</i>-carborane-fused aminoborirane towards organic azides.
;
_journal_issue                   13
_journal_name_full               'Chemical science'
_journal_page_first              4839
_journal_page_last               4845
_journal_paper_doi               10.1039/d4sc00489b
_journal_volume                  15
_journal_year                    2024
_chemical_formula_moiety         'C20 H45 B11 N4 Si2'
_chemical_formula_sum            'C20 H45 B11 N4 Si2'
_chemical_formula_weight         516.69
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2022-01-15
_audit_creation_method
;
Olex2 1.2
(compiled 2018.04.26 svn.r3504 for OlexSys, GUI svn.r5492)
;
_audit_update_record
;
2023-07-03 deposited with the CCDC.	2024-02-12 downloaded from the CCDC.
;
_cell_angle_alpha                105.518(3)
_cell_angle_beta                 90.022(3)
_cell_angle_gamma                94.870(3)
_cell_formula_units_Z            4
_cell_length_a                   12.0996(9)
_cell_length_b                   15.2353(12)
_cell_length_c                   17.5608(12)
_cell_measurement_reflns_used    8318
_cell_measurement_temperature    100.01
_cell_measurement_theta_max      27.546
_cell_measurement_theta_min      2.242
_cell_volume                     3107.0(4)
_computing_cell_refinement       'SAINT V8.38A (?, 2016)'
_computing_data_reduction        'SAINT V8.38A (?, 2016)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      100.01
_diffrn_measured_fraction_theta_full 0.983
_diffrn_measured_fraction_theta_max 0.983
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1022
_diffrn_reflns_av_unetI/netI     0.0905
_diffrn_reflns_Laue_measured_fraction_full 0.983
_diffrn_reflns_Laue_measured_fraction_max 0.983
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            10761
_diffrn_reflns_point_group_measured_fraction_full 0.983
_diffrn_reflns_point_group_measured_fraction_max 0.983
_diffrn_reflns_theta_full        25.000
_diffrn_reflns_theta_max         25.000
_diffrn_reflns_theta_min         2.242
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.132
_exptl_absorpt_correction_T_max  0.991
_exptl_absorpt_correction_T_min  0.984
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 TWINABS-2012/1 (Bruker,2012) was used for absorption correction.

Final HKLF 4 output contains 56875 reflections, Rint = 0.1022
 (21821 with I > 3sig(I), Rint = 0.0687)
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.105
_exptl_crystal_description       plate
_exptl_crystal_F_000             1104
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.858
_refine_diff_density_min         -0.481
_refine_diff_density_rms         0.088
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.093
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     687
_refine_ls_number_reflns         10761
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.093
_refine_ls_R_factor_all          0.1314
_refine_ls_R_factor_gt           0.0947
_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^)+(0.0596P)^2^+12.3062P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2072
_refine_ls_wR_factor_ref         0.2209
_reflns_Friedel_coverage         0.000
_reflns_number_gt                8272
_reflns_number_total             10761
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4sc00489b2.cif
_cod_data_source_block           2
_cod_depositor_comments
'Adding full bibliography for 1571058--1571061.cif.'
_cod_database_code               1571058
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_max   0.991
_shelx_estimated_absorpt_t_min   0.984
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All B(H) groups, All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C15(H15), C18(H18), C35(H35), C38(H38)
2.b Aromatic/amide H refined with riding coordinates:
 C11(H11), C12(H12), C13(H13), C31(H31), C32(H32), C33(H33)
2.c Idealised Me refined as rotating group:
 C3(H3A,H3B,H3C), C4(H4A,H4B,H4C), C5(H5A,H5B,H5C), C6(H6A,H6B,H6C), C7(H7A,
 H7B,H7C), C8(H8A,H8B,H8C), C16(H16A,H16B,H16C), C17(H17A,H17B,H17C), C19(H19A,
 H19B,H19C), C20(H20A,H20B,H20C), C23(H23A,H23B,H23C), C24(H24A,H24B,H24C),
 C25(H25A,H25B,H25C), C26(H26A,H26B,H26C), C27(H27A,H27B,H27C), C28(H28A,H28B,
 H28C), C36(H36A,H36B,H36C), C37(H37A,H37B,H37C), C39(H39A,H39B,H39C), C40(H40A,
 H40B,H40C)
2.d Boron cage BH refined with riding coordinates:
 B2(H2), B3(H3), B4(H4), B5(H5), B6(H6), B7(H7), B8(H8), B9(H9), B10(H10),
 B11(H11A), B13(H13A), B14(H14), B15(H15A), B16(H16), B17(H17), B18(H18A),
 B19(H19), B20(H20), B21(H21), B22(H22)
;
_shelx_res_checksum              41581
_olex2_submission_special_instructions 'No special instructions were received'