Synthesis, Characterization, and Biological Activity of 5-Phenyl-1,3,4-thiadiazole-2-amine Incorporated Azo Dye Derivatives

Table 2

In vitro antibacterial activities of the compounds 3(a–f).

Sl. no.		Escherichia coli		Staphylococcus aureus		Pseudomonas aeruginosa
		Diameter of zone of inhibition (mm)
	Conc. in mg/mL	1	0.5	1	0.5	1	0.5
1	Control	00		00		00
2	Standard streptomycin	16±0.2	10±0.3	15±0.4	10±0.5	16±0.3	13±0.6
3	3a	13±0.5	10±0.7	14±0.6	12±0.3	10±0.5	08±0.5
4	3b	12±0.4	09±0.6	12±0.4	10±0.5	13±0.3	11±0.2
5	3c	04±0.2	01±0.2	02±0.5	00	03±0.3	01±0.1
6	3d	08±0.4	06±0.5	09±0.6	07±0.3	08±0.2	05±0.7
7	3e	06±0.6	04±0.2	08±0.7	05±0.3	07±0.2	05±0.5
8	3f	10±0.6	07±0.2	11±0.8	08±0.2	10±0.1	07±0.3