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Beilstein J. Org. Chem. 2023, 19, 1028–1046, doi:10.3762/bjoc.19.79
Graphical Abstract
Scheme 1: Synthesis of the compounds. Conditions: (a) 4-fluoroaniline, acetic acid, N2, reflux, 7 h, yield: 7...
Figure 1: UV–vis absorption spectra of (a) NI-PTZ-F, NI-PTZ-Ph, NI-PTZ-CH3, NI-PTZ-OCH3, and NI-PTZ-C5 and (b...
Figure 2: Fluorescence spectra of the dyads. (a) NI-PTZ-F, (b) NI-PTZ-Ph, (c) NI-PTZ-CH3, (d) NI-PTZ-OCH3, (e...
Figure 3: Fluorescence spectra of the dyads. (a) NI-PTZ-F, (b) NI-PTZ-Ph, (c) NI-PTZ-CH3, (d) NI-PTZ-OCH3, (e...
Figure 4: Fluorescence lifetime of (a) NI-PTZ-F; (b) NI-PTZ-Ph; (c) NI-PTZ-CH3; (d) NI-PTZ-OCH3 (λem = 610 nm...
Figure 5: Cyclic voltammograms of the compounds. (a) NI-PTZ-F; NI-PTZ-Ph; NI-PTZ-CH3; NI-PTZ-OCH3; NI-PTZ-C5 ...
Figure 6: Thermogravimetric analysis curves of NI-PTZ-F, NI-PTZ-Ph, NI-PTZ-CH3, NI-PTZ-OCH3, NI-PTZ-F-O, and ...
Figure 7: Femtosecond transient absorption spectra of NI-PTZ-F. (a) Transient absorption spectra and (b) the ...
Figure 8: Nanosecond transient absorption spectra of NI-PTZ-F in deaerated solvents of (a) HEX (c = 2.0 × 10−5...
Figure 9: Nanosecond transient absorption spectra of (a) NI-PTZ-F-O (c = 4.0 × 10−5 M), (b) NI-PTZ-Ph-O (c = ...
Figure 10: Optimized ground state geometry of (a) NI-PTZ-F, (b) NI-PTZ-Ph, (c) NI-PTZ-CH3, (d) NI-PTZ-OCH3, (e...
Figure 11: Spin density surfaces of the dyads in the T1 state (gas phase) of (a) NI-PTZ-F, (b) NI-PTZ-Ph, (c) ...
Figure 12: Selected frontier molecular orbitals of NI-PTZ-F, NI-PTZ-Ph, NI-PTZ-C5, NI-PTZ-F-O, NI-PTZ-Ph-O, an...
Scheme 2: Simplified Jablonski diagram of (a) NI-PTZ-F and (b) NI-PTZ-F-O. The 1LE state (1[NI–PTZ–F–O]*) ene...
Beilstein J. Org. Chem. 2022, 18, 1435–1453, doi:10.3762/bjoc.18.149