Boronate- and borinate-based π-systems for blue thermally activated delayed fluorescence materials
Matsuo, Kyohei; Yasuda, Takuma; Chemical Communications  (2019) –; doi:10.1039/C8CC10282A

data_7122969
_publ_section_title
;
 Boronate- and borinate-based \p-systems for blue thermally activated
 delayed fluorescence materials
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/C8CC10282A
_journal_year                    2019
_chemical_formula_moiety         'C54 H50 B N O, C4 H8 O2'
_chemical_formula_sum            'C58 H58 B N O3'
_chemical_formula_weight         827.86
_space_group_crystal_system      orthorhombic
_space_group_IT_number           33
_space_group_name_Hall           'P 2c -2n'
_space_group_name_H-M_alt        'P n a 21'
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2016/6
_audit_update_record
;
2018-10-15 deposited with the CCDC.
2019-02-05 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   19.767(13)
_cell_length_b                   24.550(16)
_cell_length_c                   9.996(6)
_cell_measurement_reflns_used    7701
_cell_measurement_temperature    123(2)
_cell_measurement_theta_max      30.1
_cell_measurement_theta_min      1.3
_cell_volume                     4851(5)
_computing_cell_refinement
;
CrystalClear-SM Expert 2.0 r16 (Rigaku, 2014)
;
_computing_data_collection
;
CrystalClear-SM Expert 2.0 r16 (Rigaku, 2014)
;
_computing_data_reduction
;
CrystalClear-SM Expert 2.0 r16 (Rigaku, 2014)
;
_computing_structure_refinement  'SHELXL-2016/6 (Sheldrick, 2016)'
_computing_structure_solution    'SHELXT-2016/6 (Sheldrick, 2016)'
_diffrn_ambient_temperature      123(2)
_diffrn_detector_area_resol_mean 28.5714
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type
;
Rigaku Saturn724+ (4x4 bin mode)
;
_diffrn_measurement_method       'profile data from \w-scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0693
_diffrn_reflns_av_unetI/netI     0.0570
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       29
_diffrn_reflns_limit_k_min       -29
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            38860
_diffrn_reflns_point_group_measured_fraction_full 0.993
_diffrn_reflns_point_group_measured_fraction_max 0.993
_diffrn_reflns_theta_full        24.999
_diffrn_reflns_theta_max         24.999
_diffrn_reflns_theta_min         2.061
_diffrn_source                   'Rotating Anode'
_exptl_absorpt_coefficient_mu    0.068
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.764
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Absorption correction given as Multi-scan
;
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.134
_exptl_crystal_description       Platelet
_exptl_crystal_F_000             1768
_exptl_crystal_size_max          0.100
_exptl_crystal_size_mid          0.080
_exptl_crystal_size_min          0.040
_refine_diff_density_max         0.701
_refine_diff_density_min         -0.335
_refine_diff_density_rms         0.052
_refine_ls_abs_structure_details
;
 Flack x determined using 1889 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -1.4(10)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.060
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     608
_refine_ls_number_reflns         8489
_refine_ls_number_restraints     124
_refine_ls_restrained_S_all      1.060
_refine_ls_R_factor_all          0.1017
_refine_ls_R_factor_gt           0.0732
_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^)+(0.1362P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1930
_refine_ls_wR_factor_ref         0.2221
_reflns_Friedel_coverage         0.871
_reflns_Friedel_fraction_full    0.987
_reflns_Friedel_fraction_max     0.987
_reflns_number_gt                5873
_reflns_number_total             8489
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8cc10282a2.cif
_cod_data_source_block           3
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' according to
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 
;
_cod_database_code               7122969
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_min   0.993
_shelx_estimated_absorpt_t_max   0.997
_shelx_res_checksum              46627