A Pd-catalyzed route to carborane-fused boron heterocycles.
Zhu, Mengjie; Wang, Puzhao; Wu, Zhengqiu; Zhong, Yangfa; Su, Laiman; Xin, Yuquan; Spokoyny, Alexander M.; Zou, Chao; Mu, Xin; Chemical science 15 (2024) 10392–10401; doi:10.1039/d4sc02214a

data_1571745
_publ_section_title
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 A Pd-catalyzed route to carborane-fused boron heterocycles.
;
_journal_issue                   27
_journal_name_full               'Chemical science'
_journal_page_first              10392
_journal_page_last               10401
_journal_paper_doi               10.1039/d4sc02214a
_journal_volume                  15
_journal_year                    2024
_chemical_formula_moiety         'C7 H9 B5 N2 O4'
_chemical_formula_sum            'C7 H9 B5 N2 O4'
_chemical_formula_weight         239.21
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2023-06-08
_audit_creation_method
;
Olex2 1.5
(compiled 2023.03.06 svn.rbb2c1857 for OlexSys, GUI svn.r6748)
;
_audit_update_record
;
2024-01-04 deposited with the CCDC.	2024-05-28 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 100.8020(10)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   15.2441(3)
_cell_length_b                   11.0252(2)
_cell_length_c                   12.8370(3)
_cell_measurement_reflns_used    6036
_cell_measurement_temperature    213.00
_cell_measurement_theta_max      54.783
_cell_measurement_theta_min      3.050
_cell_volume                     2119.28(8)
_computing_cell_refinement       'SAINT v8.37A (Bruker, 2015)'
_computing_data_reduction        'SAINT v8.37A (Bruker, 2015)'
_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 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      213.00
_diffrn_measured_fraction_theta_full 0.980
_diffrn_measured_fraction_theta_max 0.980
_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  0.0479
_diffrn_reflns_av_unetI/netI     0.0382
_diffrn_reflns_Laue_measured_fraction_full 0.980
_diffrn_reflns_Laue_measured_fraction_max 0.980
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            9005
_diffrn_reflns_point_group_measured_fraction_full 0.980
_diffrn_reflns_point_group_measured_fraction_max 0.980
_diffrn_reflns_theta_full        53.594
_diffrn_reflns_theta_max         54.941
_diffrn_reflns_theta_min         5.015
_diffrn_source_current           2.85
_diffrn_source_power             0.19887300000000002
_diffrn_source_voltage           69.78
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.578
_exptl_absorpt_correction_T_max  0.7508
_exptl_absorpt_correction_T_min  0.5428
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1187 before and 0.0696 after correction.
The Ratio of minimum to maximum transmission is 0.7230.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            red
_exptl_crystal_colour_primary    red
_exptl_crystal_density_diffrn    1.499
_exptl_crystal_description       block
_exptl_crystal_F_000             976
_exptl_crystal_size_max          0.07
_exptl_crystal_size_mid          0.07
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.213
_refine_diff_density_min         -0.225
_refine_diff_density_rms         0.042
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.056
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     164
_refine_ls_number_reflns         1974
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0502
_refine_ls_R_factor_gt           0.0457
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0714P)^2^+1.3868P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1265
_refine_ls_wR_factor_ref         0.1308
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1777
_reflns_number_total             1974
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4sc02214a2.cif
_cod_data_source_block           mj23379_0m
_cod_depositor_comments
'Adding full bibliography for 1571739--1571749.cif.'
_cod_database_code               1571745
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.972
_shelx_estimated_absorpt_t_min   0.961
_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:
 C4(H4A)
2.b Idealised Me refined as rotating group:
 C7(H7A,H7B,H7C)
2.c Boron cage BH refined with riding coordinates:
 B1(H1), C1(H1A), B2(H2), B3(H3), B4(H4)
;
_shelx_res_checksum              78804
_olex2_submission_special_instructions 'No special instructions were received'