Highly electron-deficient 3,6-diaza-9-borafluorene scaffolds for the construction of luminescent chelate complexes.
Adamek, Jan; Marek-Urban, Paulina H; Woźniak, Krzysztof; Durka, Krzysztof; Luliński, Sergiusz; Chemical science 14 (2023) 12133–12142; doi:10.1039/d3sc03876a

data_1570064
_publ_section_title
;
 Highly electron-deficient 3,6-diaza-9-borafluorene scaffolds for the
 construction of luminescent chelate complexes.
;
_journal_issue                   43
_journal_name_full               'Chemical science'
_journal_page_first              12133
_journal_page_last               12142
_journal_paper_doi               10.1039/d3sc03876a
_journal_volume                  14
_journal_year                    2023
_chemical_formula_sum            'C29 H17 B F2 N4 O'
_chemical_formula_weight         486.27
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2013
_audit_update_record
;
2023-02-21 deposited with the CCDC.	2023-10-05 downloaded from the CCDC.
;
_cell_angle_alpha                79.331(4)
_cell_angle_beta                 74.069(4)
_cell_angle_gamma                80.373(4)
_cell_formula_units_Z            2
_cell_length_a                   9.4037(4)
_cell_length_b                   9.4998(5)
_cell_length_c                   13.2405(6)
_cell_measurement_reflns_used    8871
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.4440
_cell_measurement_theta_min      2.2580
_cell_volume                     1109.21(9)
_computing_cell_refinement       'CrysAlisPro 1.171.42.70a (Rigaku OD, 2022)'
_computing_data_collection       'CrysAlisPro 1.171.42.70a (Rigaku OD, 2022)'
_computing_data_reduction        'CrysAlisPro 1.171.42.70a (Rigaku OD, 2022)'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      100.01(10)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 8.0013
_diffrn_detector_type            Eos
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.950
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Single source at offset/far, Eos'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0560
_diffrn_reflns_av_unetI/netI     0.0460
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.950
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            26344
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.950
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         29.048
_diffrn_reflns_theta_min         2.198
_diffrn_source                   'micro-focus sealed X-ray tube'
_diffrn_source_type              'SuperNova (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.102
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.502
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.42.70a (Rigaku Oxford Diffraction, 2022)
Numerical absorption correction based on gaussian integration over
a multifaceted crystal model
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.456
_exptl_crystal_description       block
_exptl_crystal_F_000             500
_exptl_crystal_preparation       Luminescent
_exptl_crystal_size_max          0.603
_exptl_crystal_size_mid          0.221
_exptl_crystal_size_min          0.072
_refine_diff_density_max         0.300
_refine_diff_density_min         -0.277
_refine_diff_density_rms         0.051
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.048
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     334
_refine_ls_number_reflns         5623
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.048
_refine_ls_R_factor_all          0.0662
_refine_ls_R_factor_gt           0.0513
_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^)+(0.0413P)^2^+0.5666P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1097
_refine_ls_wR_factor_ref         0.1187
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4522
_reflns_number_total             5623
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3sc03876a3.cif
_cod_data_source_block           3e
_cod_depositor_comments
'Adding full bibliography for 1570062--1570068.cif.'
_cod_database_code               1570064
_oxdiff_exptl_absorpt_empirical_full_min 0.754
_oxdiff_exptl_absorpt_empirical_full_max 1.319
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
- Detector area scaling
;
_shelxl_version_number           2013-4
_shelx_res_checksum              69692