Synthesis and Biological Evaluation of Novel Zn(II) and Cd(II) Schiff Base Complexes as Antimicrobial, Antifungal, and Antioxidant Agents

Table 5

DPPH activity.

Compound	Concentration (μg/ml)	DPPH scavenging activity (%)
DMPTHP	50	86.11
	100	87.32
	150	90.51
	200	92.67
Zn-DMPTHP	50	88.11
	100	89.32
	150	91.51
	200	92.52
Cd-DMPTHP	50	93.8
	100	94.9
	150	95.4
	200	95.7
Ascorbic acid	50	96.8
	100	97.09
	150	97.6
	200	97.8

DPPH, 1,1-diphenyl-2-picrylhydrazyl.