Research Article
Synthesis and Spectral Characterisation of (E)-3-(3-(4 (Dimethylamino)Phenyl)Acrylo-yl)-4-Hydroxy-2H-Chromen-2-One and Their Antibacterial Activity and Acetylcholinesterase Inhibition
Figure 4
Absorption spectra of coumarin 3 (1 × 10−5 M) in aqueous ethanolic solutions of different pH values.