|
Compounds
|
Absorbance
|
Percentage scavenging
|
|---|
|
3a
|
0.387 ± 0.002*
|
55.72
|
|
3b
|
0.417 ± 0.006**
|
52.28
|
|
3c
|
0.472 ± 0.003*
|
45.99
|
|
3d
|
0.396 ± 0.005*
|
54.69
|
|
3e
|
0.491 ± 0.006*
|
43.82
|
|
3f
|
0.536 ± 0.005*
|
38.67
|
|
3g
|
0.730 ± 0.004*
|
16.47
|
|
3h
|
0.781 ± 0.005**
|
10.64
|
|
3i
|
0.804 ± 0.004*
|
08.00
|
|
3j
|
0.339 ± 0.003*
|
61.21
|
|
3k
|
0.392 ± 0.006**
|
55.14
|
|
3l
|
0.692 ± 0.002*
|
20.82
|
|
3m
|
0.618 ± 0.005*
|
29.29
|
|
3n
|
0.564 ± 0.004**
|
35.46
|
|
Ascorbic acid
|
0.324 ± 0.001*
|
62.92
|
|
Blank
|
0.874 ± 0.002**
|
NA
|
- *P < 0.05, **P < 0.01 as compared to blank and standard respectively; statistical analysis—one way ANOVA
