Table 8: Antimicrobial activity of the H2L ligand and its metal complexes.


Compound Minimum inhibitory concentration (μg mL−1)
E. coli
(MTCC 443)
P. aeruginosa
(MTCC 424)
S. aureus
(MTCC 96)
B. subtilis
(MTCC 8979)
E. faecalis
(MTCC 439)
S. pyogenes
(MTCC 442)
C. albican
(MTCC 227)
A. niger
(MTCC 282)
A. clavatus
(MTCC 1323)

H2L 121213111208111010
[Ti(L)(Cl)(H2O)2] 151615191718121213
[Cr(L)(Cl)(H2O)2] 151315181816151414
[Fe(L)(Cl)(H2O)2] 151415181818121413
[WO2(L)(H2O)] 141413161716131412
[Th(L)(NO3)2(H2O)] 151415171617121213
[UO2(L)(CH3OH)] 151314161516121315
Ciprofloxacin*232523222022
Clotrimazole* 222221

*Standard drug.