Synthesis, Spectroscopic, Molecular Structure, and Antibacterial Studies of Dibutyltin(IV) Schiff Base Complexes Derived from Phenylalanine, Isoleucine, and Glycine

Table 8

Antibacterial activity of ligands and their organotin(IV) complexes.

Schiff bases/complexes	Zone of inhibition (mm)
	Gram-negative				Gram-positive
	E. coli		Klebsiella spp.		B. cereus		Staphylococcus spp.
	500 ppm	200 ppm	500 ppm	200 ppm	500 ppm	200 ppm	500 ppm	200 ppm
L^2H
Bu2Sn(L^2)2
L^3H
Bu2Sn(L^3)2
L^5H
Bu2Sn(L^5)2
L^6H
Bu2Sn(L^6)2
Streptomycin
DMSO	0	0	0	0	0	0	0	0