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_4002966
_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         'C78 H48 N4, 5.5(C H2 Cl2)'
_chemical_formula_sum            'C80.5 H59 Cl11 N4'
_chemical_formula_weight         1472.26
_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     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2018-04-13
_audit_creation_method
;
Olex2 1.2-beta
(compiled 2018.04.03 svn.r3497 for OlexSys, GUI svn.r5486)
;
_cell_angle_alpha                83.5287(15)
_cell_angle_beta                 71.3655(14)
_cell_angle_gamma                75.6091(14)
_cell_formula_units_Z            2
_cell_length_a                   13.2691(5)
_cell_length_b                   17.2803(7)
_cell_length_c                   17.4319(6)
_cell_measurement_reflns_used    9839
_cell_measurement_temperature    120
_cell_measurement_theta_max      2.35
_cell_measurement_theta_min      29.83
_cell_volume                     3666.2(2)
_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, 2015)'
_computing_structure_solution    'ShelXS 2013/1 (Sheldrick, 2008)'
_diffrn_ambient_temperature      120
_diffrn_detector_area_resol_mean 10.4
_diffrn_detector_type            'Bruker PHOTON 100 CMOS'
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device       '3-circle area detector diffractometer'
_diffrn_measurement_device_type  'Bruker D8 Venture'
_diffrn_measurement_method       \w-scan
_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  0.0318
_diffrn_reflns_av_unetI/netI     0.0331
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            45163
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        24.999
_diffrn_reflns_theta_max         24.999
_diffrn_reflns_theta_min         2.272
_diffrn_source                   'microfocus sealed X-ray tube'
_diffrn_source_type              'Incoatec I\mS microsource'
_exptl_absorpt_coefficient_mu    0.464
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.9038
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
; SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. 
 wR2(int) was 0.1103 before and 0.0451 after correction. The Ratio of 
 minimum to maximum transmission is 0.9038. The \l/2 correction factor 
 is Not present.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.334
_exptl_crystal_description       block
_exptl_crystal_F_000             1514
_exptl_crystal_size_max          0.422
_exptl_crystal_size_mid          0.291
_exptl_crystal_size_min          0.226
_platon_squeeze_details          'Spek (2015)'
_refine_diff_density_max         1.031
_refine_diff_density_min         -1.013
_refine_diff_density_rms         0.063
_refine_ls_extinction_coef       0.0026(7)
_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 2018)'
_refine_ls_goodness_of_fit_ref   1.058
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     845
_refine_ls_number_reflns         12875
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.058
_refine_ls_R_factor_all          0.0802
_refine_ls_R_factor_gt           0.0637
_refine_ls_shift/su_max          0.006
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0806P)^2^+5.0138P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1633
_refine_ls_wR_factor_ref         0.1742
_reflns_Friedel_coverage         0.000
_reflns_number_gt                10089
_reflns_number_total             12875
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            2a-dcm.cif
_cod_data_source_block           2a-dcm_17s228
_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_original_formula_sum        'C80.50 H59 Cl11 N4'
_cod_database_code               4002966
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.902
_shelx_estimated_absorpt_t_min   0.828
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups, All C(H,H,H,H) groups
2. Uiso/Uaniso restraints and constraints
Uanis(Cl4A) = Uanis(Cl4B)
Uanis(Cl6A) = Uanis(Cl6B)
3. Others
 Fixed Sof: Cl6A(0.85) Cl6B(0.15) H03A(0.85) H03B(0.85) H03C(0.15) H03D(0.15)
 Cl2A(0.75) Cl1A(0.75) Cl1B(0.25) Cl2B(0.25) H01A(0.75) H01B(0.75) H01C(0.25)
 H01D(0.25) Cl4A(0.94) Cl4B(0.06)
4.a Secondary CH2 refined with riding coordinates:
 C03(H03A,H03B), C03(H03C,H03D), C01(H01A,H01B), C01(H01C,H01D), C02(H02A,H02B)
4.b Aromatic/amide H refined with riding coordinates:
 C3(H3), C5(H5), C9(H9), C11(H11), C15(H15), C17(H17), C23(H23), C24(H24),
 C25(H25), C26(H26), C27(H27), C29(H29), C30(H30), C31(H31), C32(H32), C33(H33),
  C36(H36), C37(H37), C38(H38), C39(H39), C42(H42), C43(H43), C44(H44),
 C45(H45), C46(H46), C48(H48), C49(H49), C50(H50), C51(H51), C52(H52), C55(H55),
  C56(H56), C57(H57), C58(H58), C61(H61), C62(H62), C63(H63), C64(H64),
 C65(H65), C67(H67), C68(H68), C69(H69), C70(H70), C71(H71), C74(H74), C75(H75),
  C76(H76), C77(H77)
;
_shelx_res_checksum              15697
_shelx_hkl_checksum              74514
_shelx_fab_checksum              40784
_platon_squeeze_void_probe_radius 1.20
_olex2_diffrn_ambient_temperature_device 'Oxford Cryosystems'
_olex2_submission_special_instructions 'No special instructions were received'