Iridium-Induced Regioselective B-H and C-H Activations at Azo-Substituted m-Carboranes: Facile Access to Polynuclear Complexes
Jin, Guo-Xin; Gao, Yang; Guo, Shu-Ting; Cui, Peng-Fei; Pemán, Francisco Aznárez; Chemical Communications  (2018) –; doi:10.1039/C8CC09084J

data_7122676
_publ_section_title
;
 Iridium-Induced Regioselective B-H and C-H Activations at Azo-Substituted
 m-Carboranes: Facile Access to Polynuclear Complexes
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/C8CC09084J
_journal_year                    2018
_chemical_formula_sum            'C19 H32 B10 Cl Ir N2 O'
_chemical_formula_weight         640.21
_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_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2018-10-08 deposited with the CCDC.
2018-11-29 downloaded from the CCDC.
;
_cell_angle_alpha                82.735(3)
_cell_angle_beta                 83.775(3)
_cell_angle_gamma                86.970(3)
_cell_formula_units_Z            4
_cell_length_a                   8.7748(16)
_cell_length_b                   12.003(2)
_cell_length_c                   25.147(5)
_cell_measurement_reflns_used    3515
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      23.10
_cell_measurement_theta_min      2.40
_cell_volume                     2609.8(8)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.982
_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  0.0485
_diffrn_reflns_av_unetI/netI     0.0913
_diffrn_reflns_Laue_measured_fraction_full 0.981
_diffrn_reflns_Laue_measured_fraction_max 0.982
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            16844
_diffrn_reflns_point_group_measured_fraction_full 0.981
_diffrn_reflns_point_group_measured_fraction_max 0.982
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.000
_diffrn_reflns_theta_min         1.641
_exptl_absorpt_coefficient_mu    5.235
_exptl_absorpt_correction_T_max  0.378
_exptl_absorpt_correction_T_min  0.244
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.629
_exptl_crystal_description       block
_exptl_crystal_F_000             1248
_exptl_crystal_size_max          0.400
_exptl_crystal_size_mid          0.100
_exptl_crystal_size_min          0.040
_refine_diff_density_max         1.974
_refine_diff_density_min         -2.210
_refine_diff_density_rms         0.202
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.988
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     623
_refine_ls_number_reflns         10059
_refine_ls_number_restraints     97
_refine_ls_restrained_S_all      0.985
_refine_ls_R_factor_all          0.0830
_refine_ls_R_factor_gt           0.0493
_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^)+(0.0728P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1240
_refine_ls_wR_factor_ref         0.1418
_reflns_Friedel_coverage         0.000
_reflns_number_gt                6849
_reflns_number_total             10059
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8cc09084j3.cif
_cod_data_source_block           2a
_cod_database_code               7122676
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.229
_shelx_estimated_absorpt_t_max   0.818
_shelx_res_checksum              8024
_shelx_hkl_checksum              78976