Delayed Blue Fluorescence via Upper-Triplet State Crossing from C–C Bonded Donor–Acceptor Charge Transfer Molecules with Azatriangulene Cores
Ward, Jonathan S.; Kukhta, Nadzeya A.; dos Santos, Paloma L.; Congrave, Daniel G.; Batsanov, Andrei S.; Monkman, Andrew P.; Bryce, Martin R.; Chemistry of Materials 31 (2019) 6684–; doi:10.1021/acs.chemmater.9b01184

data_4002964
_publ_section_title
;
 Delayed Blue Fluorescence via Upper-Triplet State Crossing from C--C
 Bonded Donor--Acceptor Charge Transfer Molecules with Azatriangulene
 Cores
;
_journal_issue                   17
_journal_name_full               'Chemistry of Materials'
_journal_page_first              6684
_journal_paper_doi               10.1021/acs.chemmater.9b01184
_journal_volume                  31
_journal_year                    2019
_chemical_formula_moiety         'C48 H30 F18 N4'
_chemical_formula_sum            'C48 H30 F18 N4'
_chemical_formula_weight         1004.76
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_atom_sites_solution_secondary   difmap
_audit_creation_date             2018-10-04
_audit_creation_method
;
Olex2 1.2-beta
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_cell_angle_alpha                78.9260(16)
_cell_angle_beta                 75.5208(16)
_cell_angle_gamma                78.6689(16)
_cell_formula_units_Z            2
_cell_length_a                   8.8469(4)
_cell_length_b                   14.7416(7)
_cell_length_c                   17.2028(8)
_cell_measurement_reflns_used    9907
_cell_measurement_temperature    120
_cell_measurement_theta_max      30.05
_cell_measurement_theta_min      2.41
_cell_volume                     2105.66(17)
_computing_cell_refinement       'SAINT v8.38A (Bruker, 2017)'
_computing_data_collection       'APEX3 v.2016.1-0 (Bruker, 2016)'
_computing_data_reduction        'SAINT v8.38A (Bruker, 2017)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL 2018/3 multi-CPU (Sheldrick, 2015a)'
_computing_structure_solution    'ShelXT 2018/2 (Sheldrick, 2015)'
_diffrn_ambient_temperature      120
_diffrn_detector_area_resol_mean 10.4
_diffrn_detector_type            'Bruker PHOTON 100 CMOS'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device       '3-circle area detector diffractometer'
_diffrn_measurement_device_type  'Bruker D8 Venture'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  'focusing mirrors'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0359
_diffrn_reflns_av_unetI/netI     0.0306
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            33714
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        24.998
_diffrn_reflns_theta_max         24.998
_diffrn_reflns_theta_min         2.023
_diffrn_source                   'microfocus sealed X-ray tube'
_diffrn_source_type              'Incoatec I\mS microsource'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.150
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.9582
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
; SADABS-2016/2 (Bruker, 2016) was used for absorption correction. wR2(int) 
  was 0.1139 before and 0.0448 after correction. The Ratio of minimum to 
  maximum transmission is 0.9582. The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.585
_exptl_crystal_description       prism
_exptl_crystal_F_000             1016
_exptl_crystal_size_max          0.343
_exptl_crystal_size_mid          0.088
_exptl_crystal_size_min          0.071
_refine_diff_density_max         0.586
_refine_diff_density_min         -0.374
_refine_diff_density_rms         0.044
_refine_ls_extinction_coef       0.0101(8)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2018/3 (Sheldrick, 2015a)'
_refine_ls_goodness_of_fit_ref   1.024
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     644
_refine_ls_number_reflns         7415
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.024
_refine_ls_R_factor_all          0.0515
_refine_ls_R_factor_gt           0.0359
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0437P)^2^+1.0322P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0858
_refine_ls_wR_factor_ref         0.0922
_reflns_Friedel_coverage         0.000
_reflns_number_gt                5880
_reflns_number_total             7415
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            1c.cif
_cod_data_source_block           1c_18s424
_cod_depositor_comments
;
The following automatic conversions were performed:

'_diffrn_radiation_probe' value 'X-ray' changed to 'x-ray' according
to
/home/data/users/saulius/crontab/automatic-downloads/current/ACS/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               4002964
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.989
_shelx_estimated_absorpt_t_min   0.959
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
2. Others
 Uiso(H4A)=Uiso(H4B)=Uiso(H4C)=FVAR(1)
 Uiso(H5A)=Uiso(H5B)=Uiso(H5C)=FVAR(2)
 Uiso(H6A)=Uiso(H6B)=Uiso(H6C)=FVAR(3)
 Uiso(H7A)=Uiso(H7B)=Uiso(H7C)=FVAR(4)
 Uiso(H8A)=Uiso(H8B)=Uiso(H8C)=FVAR(5)
 Uiso(H9A)=Uiso(H9B)=Uiso(H9C)=FVAR(6)
3.a Aromatic/amide H refined with riding coordinates:
 C10(H10), C13(H13), C20(H20), C23(H23), C30(H30), C33(H33), C42(H42),
 C46(H46), C48(H48), C52(H52), C54(H54), C58(H58)
3.b Idealised Me refined as rotating group:
 C4(H4A,H4B,H4C), C5(H5A,H5B,H5C), C6(H6A,H6B,H6C), C7(H7A,H7B,H7C), C8(H8A,
 H8B,H8C), C9(H9A,H9B,H9C)
;
_shelx_res_checksum              97331
_shelx_hkl_checksum              79283
_olex2_diffrn_ambient_temperature_device 'Oxford Cryosystems'
_olex2_submission_special_instructions 'No special instructions were received'