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Beilstein J. Org. Chem. 2020, 16, 1075ā1083, doi:10.3762/bjoc.16.94
Graphical Abstract
Figure 1: Biologically active selenides and diselenides having heteroaryl groups.
Figure 2: Ortep drawings of 2a (a and b) and 3a (c and d, thermal elipsoids indicate 50% probability).
Figure 3: The synthesis of bis(2-arylimidazopyridin-3-yl) diselenides. Reaction conditions: 1 (2 mmol), Se (2...
Figure 4: The synthesis of bis(2-arylimidazopyridin-3-yl) selenides. Reaction conditions: 1 (2 mmol), Se (1 m...
Scheme 1: Control reactions.
Scheme 2: Proposed mechanism (1).
Scheme 3: Proposed mechanism (2).
Figure 5: The cytotoxic effect of the bis(2-arylimidazo[1,2-a]pyridin-3-yl) diselenides 2 and selenides 3 on ...
Figure 6: The cytotoxic effect of the bis[2-(4-methoxyphenyl)imidazo[1,2-a]pyridin-3-yl] diselenide 2f on can...
Figure 7: Cytotoxic effect of the bis[2-(4-methoxyphenyl)imidazo[1,2-a]pyridin-3-yl] diselenide 2f on a cance...
Beilstein J. Org. Chem. 2019, 15, 2029ā2035, doi:10.3762/bjoc.15.199
Scheme 1: Previously reported synthetic methods for the preparation of imidazo[2,1-b]selenoazoles.
Figure 1: (a) Ortep drawing of 2a (50% probability, only one of two independent molecules is shown) and (b) p...
Figure 2: Cs2CO3-mediated cyclization of 1-(2-bromoaryl)imidazoles with Se. Reaction conditions: 1 (0.5 mmol)...
Figure 3: Absorption spectra of selected compounds (2a, 10 and 11) in CHCl3.
Scheme 2: Control reactions.
Scheme 3: Proposed mechanism.