Borinine-FLP ring expansion: isolation of eight-membered B–P rings bridged by μ2 chalcogenide and chloronium ions
Frey, Nathan C.; Sarkar, Samir Kumar; Dickie, Diane A.; Molino, Andrew; Gilliard, Robert J.; Chemical Science 16 (2025) 10857–10866; doi:10.1039/D5SC02000J

data_1574613
_publ_section_title
;
 Borinine-FLP ring expansion: isolation of eight-membered B--P rings
 bridged by \m2 chalcogenide and chloronium ions
;
_journal_issue                   24
_journal_name_full               'Chemical Science'
_journal_page_first              10857
_journal_page_last               10866
_journal_paper_doi               10.1039/D5SC02000J
_journal_volume                  16
_journal_year                    2025
_chemical_formula_sum            'C135 H100 B4 O2 P4'
_chemical_formula_weight         1921.26
_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     iterative
_audit_update_record
;
2024-07-06 deposited with the CCDC.	2025-05-12 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 98.776(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   21.7774(14)
_cell_length_b                   19.7933(14)
_cell_length_c                   25.0274(19)
_cell_measurement_reflns_used    7418
_cell_measurement_temperature    100.(2)
_cell_measurement_theta_max      25.2009
_cell_measurement_theta_min      2.2675
_cell_volume                     10661.7(13)
_computing_cell_refinement       'SAINT V8.40B (Bruker Nano, Inc., 2019)'
_computing_data_collection       'Bruker Instrument Service v2017.5.0.0'
_computing_data_reduction        'SAINT V8.40B (Bruker Nano, Inc., 2019)'
_computing_molecular_graphics    'shelXle (C.B. Huebschle, rev 994)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      100.(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker Kappa APEXII Duo'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0992
_diffrn_reflns_av_unetI/netI     0.0799
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            60532
_diffrn_reflns_theta_full        25.24
_diffrn_reflns_theta_max         26.07
_diffrn_reflns_theta_min         1.40
_diffrn_source                   'fine-focus sealed tube'
_diffrn_source_current           30.0
_diffrn_source_power             1.50
_diffrn_source_voltage           50
_exptl_absorpt_coefficient_mu    0.126
_exptl_absorpt_correction_T_max  0.99
_exptl_absorpt_correction_T_min  0.91
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 - Bruker AXS area detector scaling and absorption correction
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.197
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             4024
_exptl_crystal_size_max          0.397
_exptl_crystal_size_mid          0.140
_exptl_crystal_size_min          0.100
_refine_diff_density_max         1.120
_refine_diff_density_min         -0.776
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.042
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     636
_refine_ls_number_reflns         10538
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.042
_refine_ls_R_factor_all          0.1165
_refine_ls_R_factor_gt           0.0734
_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^)+(0.0583P)^2^+33.6200P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1477
_refine_ls_wR_factor_ref         0.1657
_reflns_Friedel_coverage         0.000
_reflns_number_gt                7216
_reflns_number_total             10538
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5sc02000j2.cif
_cod_data_source_block           5
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_exptl_absorpt_correction_type' value 'Multi-Scan' was
changed to 'multi-scan' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 8170 2020-07-09 18:12:32Z antanas 

 Adding full bibliography for 1574608--1574615.cif.
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               1574613
_shelx_res_checksum              77782
_shelx_fab_checksum              62784