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Beilstein J. Org. Chem. 2022, 18, 837–844, doi:10.3762/bjoc.18.84
Graphical Abstract
Figure 1: FDA-approved HDAC inhibitors with a hydroxamic acid moiety.
Scheme 1: Synthesis of compounds 3–18. Reagents and conditions: (a) ethyl 2-bromoethanoate, TBAB, TEA, 50–60 ...
Scheme 2: Synthesis of compounds 20–31. Reagents and conditions: (a) ethyl 2-bromoethanoate (for 22) (or ethy...
Figure 2: The conformational and tautomeric forms of hydroxamic acids according to [36].
Figure 3: Fragment of the 1H NMR spectrum in DMSO-d6 of compound 12.
Beilstein J. Org. Chem. 2022, 18, 497–507, doi:10.3762/bjoc.18.52
Figure 1: 2-Modified 4,6-bis(3,6-di-tert-butyl-9H-carbazol-9-yl)-5-methylpyrimidines.
Scheme 1: Synthesis of 4,6-bis(3,6-di-tert-butyl-9H-carbazol-9-yl)-5-methyl-2-substituted pyrimidines 1–6. Re...
Figure 2: HOMO and LUMO spatial distributions of carbazole–pyrimidine TADF compounds.
Figure 3: Absorption (grey lines), fluorescence (black lines) and 10K phosphorescence (red lines) spectra of ...
Figure 4: Fluorescence decay transients of 1 wt % PMMA films of carbazole–pyrimidine TADF compounds in oxygen...
Beilstein J. Org. Chem. 2019, 15, 474–489, doi:10.3762/bjoc.15.41
Figure 1: Examples of fluorescent purine/7-deazapurine derivatives.
Scheme 1: General synthetic routes for the compounds 5, 7–9, 10 and 11. Method A: alkyl halogenide, MeCN or D...
Figure 2: 1H NMR spectra of compound 6b in CD3CN at different temperatures (300 MHz, c = 12.5 mg/mL); a, b, c...
Figure 3: Comparison of 1H NMR spectra of compounds 8a and 5 (300 MHz, CDCl3).
Figure 4: a) Experimental UV–vis absorption spectra (lines) with computed theoretical absorption bands (colum...
Figure 5: Photos of compound 8c (A and B) and compound 11c (C and D) in THF, CHCl3, DMSO, MeCN and MeOH befor...
Figure 6: a) Fluorescence spectra of compounds 8c (λexc = 360 nm) and 11c (λexc = 370 nm) in solvents of diff...
Figure 7: Energy diagram for the frontier molecular orbitals of compounds 8a, 8c, 11a and 11c.
Figure 8: Labeled MCF-7 cells using compound 9 (C,D) and unlabeled MCF-7 cells (A,B) in microscope (2 h, c(9)...