Ethylene-bridged bis(borylamidinates) as near-UV fluorescent emitters with narrow emission bands.
Calderón-Díaz, Alvaro; Dutta, Sanjay; Kruczyński, Tomasz; McMillen, Colin D.; Ashokan, Ajith; Salman, Seyhan; Stollenz, Michael; Chemical communications (Cambridge, England)  (2026) –; doi:10.1039/d6cc00451b

data_7135651
_publ_section_title
;
 Ethylene-bridged bis(borylamidinates) as near-UV fluorescent emitters
 with narrow emission bands.
;
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_paper_doi               10.1039/d6cc00451b
_journal_year                    2026
_chemical_formula_sum            'C22 H30 B2 F4 N6'
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_space_group_name_Hall           '-C 2yc'
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_atom_sites_solution_primary     dual
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2016/6
_audit_update_record
;
2026-01-06 deposited with the CCDC.	2026-03-11 downloaded from the CCDC.
;
_cell_angle_alpha                90
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_cell_angle_gamma                90
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_cell_measurement_temperature    100(2)
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_computing_cell_refinement       'Bruker SAINT'
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_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100(2)
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_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker D8 Venture Photon 2'
_diffrn_measurement_method       '\f and \w scans'
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_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, Bruker'
_exptl_crystal_colour            colourless
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_exptl_crystal_description       plate
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_refine_ls_restrained_S_all      1.158
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0274P)^2^+3.5877P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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_reflns_number_total             2241
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d6cc00451b3.cif
_cod_data_source_block           1
_cod_original_sg_symbol_H-M      'C 2/c'
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_shelx_estimated_absorpt_t_min   0.975
_shelx_estimated_absorpt_t_max   0.995
_shelx_res_checksum              23397