Pentacyclic fused diborepinium ions with carbene- and carbone-mediated deep-blue to red emission.
Hollister, Kimberly K.; Molino, Andrew; Le, VuongVy V; Jones, Nula; Smith, Wyatt J.; Müller, Peter; Dickie, Diane A.; Wilson, David J. D.; Gilliard, Jr, Robert J; Chemical science 15 (2024) 14358–14370; doi:10.1039/d4sc03835e

data_1572276
_publ_section_title
;
 Pentacyclic fused diborepinium ions with carbene- and carbone-mediated
 deep-blue to red emission.
;
_journal_issue                   35
_journal_name_full               'Chemical science'
_journal_page_first              14358
_journal_page_last               14370
_journal_paper_doi               10.1039/d4sc03835e
_journal_volume                  15
_journal_year                    2024
_chemical_formula_moiety         'C22 H14 B2 Cl2'
_chemical_formula_sum            'C22 H14 B2 Cl2'
_chemical_formula_weight         370.85
_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   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2021-01-01
_audit_creation_method
;
Olex2 1.3
(compiled 2020.11.12 svn.r5f609507 for OlexSys, GUI svn.r6226)
;
_audit_update_record
;
2024-03-28 deposited with the CCDC.	2024-08-05 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 108.334(7)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   13.331(4)
_cell_length_b                   3.9432(11)
_cell_length_c                   16.631(5)
_cell_measurement_reflns_used    2103
_cell_measurement_temperature    100.01
_cell_measurement_theta_max      25.293
_cell_measurement_theta_min      2.576
_cell_volume                     829.9(4)
_computing_cell_refinement       'SAINT V8.40B (?, 2016)'
_computing_data_reduction        'SAINT V8.40B (?, 2016)'
_computing_molecular_graphics    'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2018/3 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      100.01
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.999
_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  0.1091
_diffrn_reflns_av_unetI/netI     0.0837
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       4
_diffrn_reflns_limit_k_min       -4
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            8643
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.357
_diffrn_reflns_theta_min         1.609
_diffrn_source_current           30.0
_diffrn_source_power             1.5
_diffrn_source_voltage           50.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.393
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.5076
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1011 before and 0.0789 after correction.
The Ratio of minimum to maximum transmission is 0.6812.
The \l/2 correction factor is 0.00150.
;
_exptl_crystal_colour            orange
_exptl_crystal_colour_primary    orange
_exptl_crystal_density_diffrn    1.484
_exptl_crystal_description       needle
_exptl_crystal_F_000             380
_exptl_crystal_size_max          0.373
_exptl_crystal_size_mid          0.053
_exptl_crystal_size_min          0.052
_refine_diff_density_max         0.318
_refine_diff_density_min         -0.311
_refine_diff_density_rms         0.078
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.018
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     118
_refine_ls_number_reflns         1523
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.018
_refine_ls_R_factor_all          0.0947
_refine_ls_R_factor_gt           0.0501
_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^)+(0.0657P)^2^+0.1603P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1177
_refine_ls_wR_factor_ref         0.1385
_reflns_Friedel_coverage         0.000
_reflns_number_gt                990
_reflns_number_total             1523
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4sc03835e2.cif
_cod_data_source_block           1Cl
_cod_depositor_comments
'Adding full bibliography for 1572276--1572287.cif.'
_cod_database_code               1572276
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.980
_shelx_estimated_absorpt_t_min   0.867
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C2(H2), C4(H4), C5(H5), C7(H7), C8(H8), C9(H9), C10(H10)
;
_shelx_res_checksum              59709
_shelx_hkl_checksum              50647
_olex2_submission_special_instructions 'No special instructions were received'