Research Article

Synthesis, Characterization, and Antibacterial Studies of Pd(II) and Pt(II) Complexes of Some Diaminopyrimidine Derivatives

Table 4

MBC values (mg/mL) of the metal complexes on selected bacteria.

ComplexesE. coli P. aeruginosa S. aureus S. faecalis B. cereus B. pumilus K. pneumonia P. vulgaris

Pd(tmp)2Cl2 >20.0NI20.0NI5.0NI10.020.0
Pd(tmp)2(NCS)2 10.0NINI>20.0NINININI
Pt(tmp)2Cl2 20.0NI>20.0NI10.0NI10.0>20.0
Pt(tmp)2(NCS)2 >20.0NI10.0NI>20.0NINI20.0
Pd(pyrm)2Cl2 NI10.02.5NINI2.50.31NI
Pd(pyrm)2(NCS)2 NI10.00.63NINI1.252.50NI
Pt(pyrm)2Cl2 20.0NI10.010.0NINININI
Pt(pyrm)2(NCS)2 >20.0NI20.0NI10.0NINI20.0
Pyrimethamine>20.0NA>20.0>20.0>20.0NA20.0>20.0
Trimethoprim>20.0NA20.0>20.020.0NA20.020.0