Palladium-catalyzed intramolecular dehydrogenative coupling of BH and OH: synthesis of carborane-fused benzoxaboroles.
Cui, Chun-Xiao; Zhang, Jie; Qiu, Zaozao; Xie, Zuowei; Dalton transactions (Cambridge, England : 2003) 49 (2020) 1380–1383; doi:10.1039/c9dt04553h

data_7703222
_publ_section_title
;
 Palladium-catalyzed intramolecular dehydrogenative coupling of BH and OH:
 synthesis of carborane-fused benzoxaboroles.
;
_journal_issue                   5
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              1380
_journal_page_last               1383
_journal_paper_doi               10.1039/c9dt04553h
_journal_volume                  49
_journal_year                    2020
_chemical_formula_moiety         'C9 H16 B10 O'
_chemical_formula_sum            'C9 H16 B10 O'
_chemical_formula_weight         248.47
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_Int_Tables_number      2
_audit_creation_date             2018-10-17
_audit_creation_method
;
Olex2 1.2
(compiled 2017.08.10 svn.r3458 for OlexSys, GUI svn.r5381)
;
_audit_update_record
;
2019-10-28 deposited with the CCDC.	2020-01-03 downloaded from the CCDC.
;
_cell_angle_alpha                83.442(3)
_cell_angle_beta                 89.351(3)
_cell_angle_gamma                67.197(3)
_cell_formula_units_Z            2
_cell_length_a                   6.6777(10)
_cell_length_b                   7.7245(11)
_cell_length_c                   14.170(2)
_cell_measurement_reflns_used    1112
_cell_measurement_temperature    130
_cell_measurement_theta_max      29.76
_cell_measurement_theta_min      2.88
_cell_volume                     668.95(17)
_computing_cell_refinement       'SAINT v7.68A (Bruker, 2009)'
_computing_data_reduction        'SAINT v7.68A (Bruker, 2009)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'olex2.refine (Bourhis et al., 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      130.0
_diffrn_measured_fraction_theta_full 0.9996
_diffrn_measured_fraction_theta_max 0.9875
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0388
_diffrn_reflns_av_unetI/netI     0.0875
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            6776
_diffrn_reflns_theta_full        26.0000
_diffrn_reflns_theta_max         30.49
_diffrn_reflns_theta_min         2.88
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.063
_exptl_absorpt_correction_T_max  0.7461
_exptl_absorpt_correction_T_min  0.6758
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2008/1 (Bruker,2008) was used for absorption correction.
wR2(int) was 0.0461 before and 0.0362 after correction.
The Ratio of minimum to maximum transmission is 0.9058.
The \l/2 correction factor is 0.0015.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.2328
_exptl_crystal_description       block
_exptl_crystal_F_000             256.0687
_exptl_crystal_size_max          0.11
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.4864
_refine_diff_density_min         -0.5299
_refine_diff_density_rms         0.1182
_refine_ls_d_res_high            0.7003
_refine_ls_d_res_low             7.0701
_refine_ls_goodness_of_fit_ref   1.0572
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_constraints    30
_refine_ls_number_parameters     182
_refine_ls_number_reflns         4034
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.0572
_refine_ls_R_factor_all          0.1194
_refine_ls_R_factor_gt           0.0569
_refine_ls_shift/su_max          0.0000
_refine_ls_shift/su_mean         0.0000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0745P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1326
_refine_ls_wR_factor_ref         0.1660
_reflns_Friedel_coverage         0.0
_reflns_limit_h_max              9
_reflns_limit_h_min              -9
_reflns_limit_k_max              11
_reflns_limit_k_min              -10
_reflns_limit_l_max              20
_reflns_limit_l_min              0
_reflns_number_gt                2321
_reflns_number_total             4034
_reflns_threshold_expression     I>=2u(I)
_cod_data_source_file            c9dt04553h2.cif
_cod_data_source_block           2b
_cod_depositor_comments
'Adding full bibliography for 7703222--7703226.cif.'
_cod_database_code               7703222
_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 Aromatic/amide H refined with riding coordinates:
 C5(H5), C6(H6), C7(H7), C8(H8)
2.b Idealised Me refined as rotating group:
 C3(H3a,H3b,H3c)
2.c Boron cage BH refined with riding coordinates:
 B5(H5a), B4(H4), B3(H3), B10(H10), B9(H9), B8(H8a), B7(H7a), B11(H11), B12(H12)
;
_olex2_submission_special_instructions 'No special instructions were received'