Journal of Chemistry / 2013 / Article / Tab 4

Research Article

Design, Synthesis, and In Vitro Antioxidant Activity of 1,3,5-Trisubstituted-2-pyrazolines Derivatives

Table 4

Free radical scavenging activity of 5-furan-2-yl-3-aryl-1-[(3-chloro-phenyl) methyl amino]-2-pyrazoline 3(a–e).

Compound Concentration in μg/mLPercentage of scavenging ± SD
DPPHNitric oxide

3a500
250
125
62.5

3b500
250

3c500

3d500
250
125

3e500
250
125
62.5
31.25

Ascorbic acid50

Rutine50

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