Syntheses, Spectral Characterization, and Antimicrobial Studies on the Coordination Compounds of Metal Ions with Schiff Base Containing Both Aliphatic and Aromatic Hydrazide Moieties

Table 4

In  vitro antimicrobial activity of synthetic chemical compounds through agar well diffusion method.

Compound; no.	Diameter of growth of inhibition zone (mm)^a
	S.  aureus	B.  subtilis	E.  coli	P.  aeruginosa	S.  cerevisiae	C.  albicans
1	19.3	21.6	—	—	—	—
2 (M = Mn)	—	—	—	—	13.0	15.3
2 (M = Co)	15.3	17.3	—	—	—	—
2 (M = Ni)	13.6	15.6	—	—	—	—
3	22.6	25.3	15.3	—	—	—
4 (M′ = Zn)	21.3	22.6	12.6	—	—	—
4 (M′ = Cd)	18.6	20.3	—	—	—	—
5	14.6	19.3	—	—	—	—
6	16.3	22.3	—	—	—	—
7	17.6	20.6	—	—	—	—
Ciprofloxacin	26.6	24.0	25.0	22.0	—	—
Amphotericin B	—	—	—	—	19.3	16.6

—: no activity, ^avalues, including diameter of the well (8 mm), are means of three replicates.