Synthesis, Characterization, and Biological Evaluation of Some Isoindole-1,3-(2H) Dione Derivatives

Table 7

Free radical scavenging activity of studied compounds and ascorbic acid.

Conc. (μg/mL)	Free radical scavenging activity %
	Compound 1				Compound 2				Compound 3				Ascorbic acid
	30 min	60 min	90 min	120 min	30 min	60 min	90 min	120 min	30 min	60 min	90 min	120 min	30 min	60 min	90 min	120 min
250	50.23	57.33	61.48	62.39	10.5	11.99	12.85	16.85	13.84	16.19	20.16	26.35	95.42	98.02	98.13	98.23
500	50.61	57.52	63.15	65.46	36.12	41.05	45.06	46.71	16.26	20.24	25	31.14	96.58	98.15	98.22	98.36
750	55.65	59.58	64.81	71.62	51.87	54.32	60.41	66.76	30.2	36.44	39.92	47.9	96.65	98.16	98.26	98.41
1000	58.66	63.33	68.52	75.32	54.78	60.8	63.98	70.33	40.65	44.53	49.19	55.89	96.66	98.18	98.3	98.47