Synthesis, Antibacterial and Antioxidant Evaluation of Novel 1-(5,7-Dichloro-1,3-benzoxazol-2-yl)-1H-pyrazolo[3,4-b]quinoline Derivatives

Table 2

Antibacterial activity of compounds 8(a–f).

Compound	Diameter of zone of inhibition in cm
	V. cholera	S. aureus	K. pneumoniae	P. aeruginosa	B. cereus	E. coli	S. flexneri
8a	2.5	2.6	2.8	2.6	2.8	2.8	2.5
8b	1.2	1.4	1.4	1.3	1.5	1.2	1.2
8c	2.1	2.5	2.5	2.4	2.5	2.6	2.2
8d	1.0	1.5	1.3	1.4	1.6	1.2	1.1
8e	2.4	2.3	2.6	2.4	2.7	2.6	2.6
8f	1.0	1.3	1.2	1.1	1.5	1.1	1.0
Control	0	0	0	0	0	0	0
Standard	2.8	2.7	3.1	2.8	2.9	3.0	2.8

Standard drug: bacteria (Ciprofloxacin); compounds: (1 mg/mL); control: DMSO (dimethyl sulphoxide); and sample used: synthetic compounds.