Synthesis and In Vitro Antimicrobial Evaluation of New 1,3,4-Oxadiazoles Bearing 5-Chloro-2-methoxyphenyl Moiety

Table 2

In vitro antimicrobial activity of 1,3,4-oxadiazoles 4(a–h).

Compound	Zone of inhibition in diameter (mm)				Percentage of inhibition
	B. subtilis	S. aureus	X. campestris	E. coli	F. oxysporum
4a	15	17	18	15	64.5
4b	16	17	19	17	68.4
4c	31	26	30	30	78.1
4d	15	16	17	17	63.0
4e	14	15	16	16	60.2
4f	24	22	23	22	77.3
4g	21	20	21	20	75.7
4h	20	19	20	18	71.4
Bacteriomycin	—	—	34	—	—
Gentamycin	35	30	—	35	—
Nystatin	—	—	—	—	100