Diboration of Alkenes and Alkynes with a Carborane-Fused Four-Membered Boracycle Bearing an Electron-Precise B-B Bond
Zhong, Minling; Zhang, Jie; Lu, Zhenpin; Xie, Zuowei; Dalton Transactions  (2021) –; doi:10.1039/D1DT03665C

data_7708791
_publ_section_title
;
 Diboration of Alkenes and Alkynes with a Carborane-Fused Four-Membered
 Boracycle Bearing an Electron-Precise B-B Bond
;
_journal_name_full               'Dalton Transactions'
_journal_paper_doi               10.1039/D1DT03665C
_journal_year                    2021
_chemical_formula_sum            'C11.5 H30 B12 Br2 S2'
_chemical_formula_weight         522.01
_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
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2021-11-09 deposited with the CCDC.	2021-11-10 downloaded from the CCDC.
;
_cell_angle_alpha                76.724(2)
_cell_angle_beta                 86.032(2)
_cell_angle_gamma                73.834(2)
_cell_formula_units_Z            2
_cell_length_a                   7.1932(5)
_cell_length_b                   9.4805(6)
_cell_length_c                   18.3732(12)
_cell_measurement_reflns_used    116
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      15
_cell_measurement_theta_min      15
_cell_volume                     1171.24(13)
_computing_cell_refinement       'BRUKER D8VENTURE DIFFRACTOMETER'
_computing_data_collection       'BRUKER D8VENTURE DIFFRACTOMETER'
_computing_data_reduction        'BRUKER D8VENTURE DIFFRACTOMETER'
_computing_molecular_graphics    'BRUKER SHELXTL'
_computing_publication_material  'BRUKER SHELXTL'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'BRUKER D8VENTURE DIFFRACTOMETER'
_diffrn_measurement_method       'PHI & OMEGA SCAN'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0599
_diffrn_reflns_av_unetI/netI     0.0338
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            32855
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.248
_diffrn_reflns_theta_min         2.856
_exptl_absorpt_coefficient_mu    3.636
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.4499
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.480
_exptl_crystal_description       block
_exptl_crystal_F_000             522
_exptl_crystal_size_max          0.500
_exptl_crystal_size_mid          0.400
_exptl_crystal_size_min          0.300
_refine_diff_density_max         0.996
_refine_diff_density_min         -0.773
_refine_diff_density_rms         0.091
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.051
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     262
_refine_ls_number_reflns         4236
_refine_ls_number_restraints     37
_refine_ls_restrained_S_all      1.091
_refine_ls_R_factor_all          0.0481
_refine_ls_R_factor_gt           0.0418
_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^)+(0.0591P)^2^+2.0967P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1094
_refine_ls_wR_factor_ref         0.1142
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3738
_reflns_number_total             4236
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1dt03665c2.cif
_cod_data_source_block           3a
_cod_original_formula_sum        'C11.50 H30 B12 Br2 S2'
_cod_database_code               7708791
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.264
_shelx_estimated_absorpt_t_max   0.408
_shelx_res_checksum              8843
_shelx_hkl_checksum              20277