Geometry engineering of a multiple resonance core <i>via</i> a phenyl-embedded strategy toward highly efficient narrowband blue OLEDs.
Wu, Yimin; Liu, Xiaoyu; Liu, Junjie; Yang, Ge; Han, Songyan; Yang, Dezhi; Cao, Xiaosong; Ma, Dongge; Bin, Zhengyang; You, Jingsong; Materials horizons 10 (2023) 3785–3790; doi:10.1039/d3mh00617d

data_1569372
_publ_section_title
;
 Geometry engineering of a multiple resonance core <i>via</i> a
 phenyl-embedded strategy toward highly efficient narrowband blue OLEDs.
;
_journal_issue                   9
_journal_name_full               'Materials horizons'
_journal_page_first              3785
_journal_page_last               3790
_journal_paper_doi               10.1039/d3mh00617d
_journal_volume                  10
_journal_year                    2023
_chemical_formula_moiety         'C26 H13 N O2'
_chemical_formula_sum            'C26 H13 N O2'
_chemical_formula_weight         371.37
_space_group_crystal_system      orthorhombic
_space_group_IT_number           31
_space_group_name_Hall           'P 2ac -2'
_space_group_name_H-M_alt        'P m n 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2023-01-03
_audit_creation_method
;
Olex2 1.3
(compiled 2020.11.12 svn.r5f609507 for OlexSys, GUI svn.r6408)
;
_audit_update_record
;
2023-03-16 deposited with the CCDC.	2023-06-28 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   16.208(4)
_cell_length_b                   4.0870(10)
_cell_length_c                   12.278(2)
_cell_measurement_reflns_used    1584
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      27.272
_cell_measurement_theta_min      2.513
_cell_volume                     813.3(3)
_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 2014/7 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      200.0
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.997
_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  0.0506
_diffrn_reflns_av_unetI/netI     0.0556
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       5
_diffrn_reflns_limit_k_min       -4
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            4870
_diffrn_reflns_point_group_measured_fraction_full 0.955
_diffrn_reflns_point_group_measured_fraction_max 0.945
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.521
_diffrn_reflns_theta_min         2.081
_diffrn_source_current           1.4
_diffrn_source_power             0.07
_diffrn_source_voltage           50.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.096
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6585
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.0908 before and 0.0423 after correction.
The Ratio of minimum to maximum transmission is 0.8832.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            'clear yellowish yellow'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   yellowish
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.516
_exptl_crystal_description       plate
_exptl_crystal_F_000             384
_exptl_crystal_size_max          0.39
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.192
_refine_diff_density_min         -0.243
_refine_diff_density_rms         0.048
_refine_ls_abs_structure_details
;
 Flack x determined using 519 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -3.5(10)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.059
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     136
_refine_ls_number_reflns         1841
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.058
_refine_ls_R_factor_all          0.0632
_refine_ls_R_factor_gt           0.0448
_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^)+(0.0395P)^2^+0.0918P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0901
_refine_ls_wR_factor_ref         0.0994
_reflns_Friedel_coverage         0.810
_reflns_Friedel_fraction_full    0.905
_reflns_Friedel_fraction_max     0.887
_reflns_number_gt                1479
_reflns_number_total             1841
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3mh00617d2.cif
_cod_data_source_block           mo_wym_hph4_0ma_a
_cod_depositor_comments
'Adding full bibliography for 1569367--1569372.cif.'
_cod_database_code               1569372
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_max   0.997
_shelx_estimated_absorpt_t_min   0.963
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C1(H1), C2(H2), C8(H8), C9(H9), C12(H12), C13(H13), C14(H14)
;
_shelx_res_checksum              70599
_shelx_hkl_checksum              26136
_olex2_submission_special_instructions 'No special instructions were received'