Ring-opening and ring-expansion reactions of carborane-fused borirane
Wang, Hanqiang; Zhang, Jie; Xie, Zuowei; Chemical Science  (2021) –; doi:10.1039/D1SC04453B

data_1564675
_publ_section_title
;
 Ring-opening and ring-expansion reactions of carborane-fused borirane
;
_journal_name_full               'Chemical Science'
_journal_paper_doi               10.1039/D1SC04453B
_journal_year                    2021
_chemical_formula_sum            'C42 H67 B12 Br N2 O2'
_chemical_formula_weight         841.60
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2021-08-09 deposited with the CCDC.	2021-09-09 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 97.2360(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.9999(4)
_cell_length_b                   17.2752(5)
_cell_length_c                   24.8685(7)
_cell_measurement_reflns_used    1798
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      15
_cell_measurement_theta_min      15
_cell_volume                     5114.2(3)
_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  0.0668
_diffrn_reflns_av_unetI/netI     0.0284
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            98158
_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         2.314
_exptl_absorpt_coefficient_mu    0.838
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6504
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.093
_exptl_crystal_description       block
_exptl_crystal_F_000             1776
_exptl_crystal_size_max          0.500
_exptl_crystal_size_mid          0.400
_exptl_crystal_size_min          0.300
_refine_diff_density_max         0.395
_refine_diff_density_min         -0.469
_refine_diff_density_rms         0.045
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     600
_refine_ls_number_reflns         9253
_refine_ls_number_restraints     115
_refine_ls_restrained_S_all      1.082
_refine_ls_R_factor_all          0.0493
_refine_ls_R_factor_gt           0.0376
_refine_ls_shift/su_max          0.042
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0500P)^2^+2.8700P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0975
_refine_ls_wR_factor_ref         0.1042
_reflns_Friedel_coverage         0.000
_reflns_number_gt                7584
_reflns_number_total             9253
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1sc04453b2.cif
_cod_data_source_block           7
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               1564675
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.679
_shelx_estimated_absorpt_t_max   0.787
_shelx_res_checksum              60157
_shelx_hkl_checksum              8163
_shelx_fab_checksum              49669