Palladium-catalyzed intramolecular aerobic oxidative cross-coupling of BH/CH between <i>o</i>-carborane and arenes.
Wang, Zhen; Yu, Jiahui; Zhang, Jie; Zhang, Dengsong; Qiu, Zaozao; Xie, Zuowei; Chemical science 16 (2025) 3705–3712; doi:10.1039/d4sc08496a

data_1573774
_publ_section_title
;
 Palladium-catalyzed intramolecular aerobic oxidative cross-coupling of
 BH/CH between <i>o</i>-carborane and arenes.
;
_journal_issue                   8
_journal_name_full               'Chemical science'
_journal_page_first              3705
_journal_page_last               3712
_journal_paper_doi               10.1039/d4sc08496a
_journal_volume                  16
_journal_year                    2025
_chemical_absolute_configuration rmad
_chemical_formula_moiety         'C26 H28 B10 O'
_chemical_formula_sum            'C26 H28 B10 O'
_chemical_formula_weight         464.58
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2024-03-07
_audit_creation_method
;
Olex2 1.5
(compiled 2023.08.24 svn.re1ec1418 for OlexSys, GUI svn.r6817)
;
_audit_update_record
;
2024-11-29 deposited with the CCDC.	2025-01-23 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.13240(10)
_cell_length_b                   15.5650(2)
_cell_length_c                   16.1480(2)
_cell_measurement_reflns_used    9993
_cell_measurement_temperature    170.00
_cell_measurement_theta_max      54.895
_cell_measurement_theta_min      3.432
_cell_volume                     2546.71(5)
_computing_cell_refinement       'SAINT V8.40B (?, 2016)'
_computing_data_reduction        'SAINT V8.40B (?, 2016)'
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2018/3 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT  (Sheldrick, 2015)'
_diffrn_ambient_temperature      170.00
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker D8 Venture'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           GaK\a
_diffrn_radiation_wavelength     1.34139
_diffrn_reflns_av_R_equivalents  0.0492
_diffrn_reflns_av_unetI/netI     0.0301
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            25830
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.996
_diffrn_reflns_theta_full        53.594
_diffrn_reflns_theta_max         54.938
_diffrn_reflns_theta_min         3.431
_diffrn_source_current           2.86
_diffrn_source_power             0.1995708
_diffrn_source_voltage           69.78
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.308
_exptl_absorpt_correction_T_max  0.7508
_exptl_absorpt_correction_T_min  0.6825
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1089 before and 0.0565 after correction.
The Ratio of minimum to maximum transmission is 0.9090.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.212
_exptl_crystal_description       block
_exptl_crystal_F_000             968
_exptl_crystal_size_max          0.17
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.164
_refine_diff_density_min         -0.166
_refine_diff_density_rms         0.033
_refine_ls_abs_structure_details
;
 Flack x determined using 1929 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.24(11)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.057
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     335
_refine_ls_number_reflns         4832
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.057
_refine_ls_R_factor_all          0.0334
_refine_ls_R_factor_gt           0.0312
_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^)+(0.0449P)^2^+0.2563P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0786
_refine_ls_wR_factor_ref         0.0801
_reflns_Friedel_coverage         0.763
_reflns_Friedel_fraction_full    0.998
_reflns_Friedel_fraction_max     0.994
_reflns_number_gt                4596
_reflns_number_total             4832
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4sc08496a2.cif
_cod_data_source_block           16
_cod_depositor_comments
'Adding full bibliography for 1573766--1573777.cif.'
_cod_database_code               1573774
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.985
_shelx_estimated_absorpt_t_min   0.949
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All B(H) groups, All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Secondary CH2 refined with riding coordinates:
 C20(H20A,H20B)
2.b Aromatic/amide H refined with riding coordinates:
 C4(H4), C5(H5), C6(H6), C7(H7), C12(H12), C13(H13), C14(H14), C16(H16),
 C17(H17), C22(H22), C23(H23), C24(H24), C25(H25), C26(H26)
2.c Idealised Me refined as rotating group:
 C19(H19A,H19B,H19C)
2.d Boron cage BH refined with riding coordinates:
 B3(H3), B4(H4A), B6(H6A), B7(H7A), B8(H8), B9(H9), B10(H10), B11(H11),
 B12(H12A)
;
_shelx_res_checksum              85399
_olex2_submission_special_instructions 'No special instructions were received'