Synthesis, characterization and evaluation of antioxidant activities of some novel chalcones analogues

BMC Chemistry

Table 1 Antioxidants activities using (DPPH) radical scavenging method

Radical-scavenging activity%					Comp.
2 μg/ml	4 μg/ml	6 μg/ml	8 μg/ml	10 μg/ml
63.10	64.00	64.86	65.81	66.70	ascorbic acid
39.65	44.03	48.85	52.00	56.00	3a
20.89	30.11	40.59	57.56	86.94	3b
43.67	34.78	27.62	19.83	17.81	3c
52.76	58.33	60.43	64.05	67.45	3d
25.26	32.25	33.67	33.51	36.79	3e
36.56	38.43	40.68	43.78	47.02	5b
29.01	32.23	36.43	39.12	51.24	5c
48.82	44.10	33.91	23.46	19.79	5d
68.59	59.33	48.66	40.62	36.23	5e
42.35	46.58	50.40	52.67	55.42	6b
31.18	38.06	45.55	52.29	54.15	6c
62.60	50.21	44.33	40.43	37.21	6d
62.71	58.53	55.62	42.84	38.52	6e
4.81	2.90	2.87	2.84	2.82	7b
6.44	5.58	5.01	4.17	3.68	7c
7.13	7.05	6.89	5.15	4.84	7d
42.87	38.43	35.35	35.16	32.72	8b
26.73	28.59	34.66	46.63	50.25	8b’
34.82	36.22	39.90	40.29	41.39	8c
33.97	30.65	29.23	28.93	24.60	8d
22.88	24.11	27.34	28.44	30.61	9a
12.06	12.12	12.15	15.17	21.91	9c
4.45	5.34	6.42	9.72	10.41	9e

ISSN: 2661-801X