Efficient Catalyst One-Pot Synthesis of 7-(Aryl)-10,10-dimethyl-10,11-dihydrochromeno[4,3-b]chromene-6,8(7H,9H)-dione Derivatives Complemented by Antibacterial Activity

Figure 7

Antioxidant activity of different concentrations of the synthesized compounds [1, 2 and 3] and Trolox in the DPPH radical scavenging assay.