Carboranyl diphosphenes: synthesis, structure and reactivity.
Chan, Tek Long; Zhang, Jie; Xie, Zuowei; Dalton transactions (Cambridge, England : 2003) 54 (2025) 10946–10955; doi:10.1039/d5dt01239b

data_7718926
_publ_section_title
;
 Carboranyl diphosphenes: synthesis, structure and reactivity.
;
_journal_issue                   28
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              10946
_journal_page_last               10955
_journal_paper_doi               10.1039/d5dt01239b
_journal_volume                  54
_journal_year                    2025
_chemical_formula_sum            'C24 H36 B10 N O5 P W'
_chemical_formula_weight         741.46
_space_group_crystal_system      orthorhombic
_space_group_IT_number           29
_space_group_name_Hall           'P 2c -2ac'
_space_group_name_H-M_alt        'P c a 21'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/6
_audit_update_record
;
2025-04-24 deposited with the CCDC.	2025-06-18 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   27.2064(10)
_cell_length_b                   13.5763(5)
_cell_length_c                   17.4248(7)
_cell_measurement_reflns_used    1492
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      15
_cell_measurement_theta_min      15
_cell_volume                     6436.1(4)
_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-2014/6 (Sheldrick, 2014)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_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  0.0387
_diffrn_reflns_av_unetI/netI     0.0519
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       32
_diffrn_reflns_limit_h_min       -32
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            41220
_diffrn_reflns_point_group_measured_fraction_full 0.980
_diffrn_reflns_point_group_measured_fraction_max 0.980
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.250
_diffrn_reflns_theta_min         2.119
_exptl_absorpt_coefficient_mu    3.674
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.3877
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.530
_exptl_crystal_description       block
_exptl_crystal_F_000             2928
_exptl_crystal_size_max          0.400
_exptl_crystal_size_mid          0.300
_exptl_crystal_size_min          0.200
_refine_diff_density_max         0.495
_refine_diff_density_min         -0.886
_refine_diff_density_rms         0.076
_refine_ls_abs_structure_details
;
 Flack x determined using 4281 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.023(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.014
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     757
_refine_ls_number_reflns         11447
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.014
_refine_ls_R_factor_all          0.0366
_refine_ls_R_factor_gt           0.0278
_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^)+(0.0215P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0601
_refine_ls_wR_factor_ref         0.0636
_reflns_Friedel_coverage         0.896
_reflns_Friedel_fraction_full    0.962
_reflns_Friedel_fraction_max     0.961
_reflns_number_gt                10041
_reflns_number_total             11447
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5dt01239b2.cif
_cod_data_source_block           9
_cod_depositor_comments
'Adding full bibliography for 7718922--7718935.cif.'
_cod_database_code               7718926
_shelx_estimated_absorpt_t_min   0.321
_shelx_estimated_absorpt_t_max   0.527
_shelxl_version_number           2014/6
_shelx_res_checksum              23148
_shelx_hkl_checksum              32121