Synthesis, Characterization, and Biological Activity of N′-[(Z)-(3-Methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)(phenyl)methyl]benzohydrazide and Its Co(II), Ni(II), and Cu(II) Complexes
Table 6
Antimicrobial activities of HL1 and the metal complexes (inhibition zone diameter (mm).
Test microorganism
HL1
·H2O
·H2O
·H2O
Escherichia coli ATCC 25922
—
—
—
—
Salmonella typhimurium ATCC 14028
—
—
—
—
Micrococcus luteus, ATCC 9341
15
—
—
12
Staphylococcus aureus ATCC 25923
15
—
—
14
Staphylococcus epidermidis ATCC 12228
—
—
—
—
Bacillus cereus ATCC 11778
15
13
—
10
Bacillus subtilis ATCC 6633
13
8
—
—
Bacillus thuringiensis
*
—
—
—
—
Enterococcus faecalis ATCC 29212
—
—
—
—
Enterococcus faecalis ATCC 51299
—
—
—
—
Streptococcus pneumoniae ATCC 49617
—
—
—
—
Proteus sp.*
—
—
—
—
Serratia marcescens
*
—
—
—
—
Enterobacter sp.*
—
—
—
—
Listeria monocytogenes
**
—
—
—
—
Candida albicans ATCC 90028
—
—
—
—
Candida utilis
*
—
—
—
—
Candida tropicalis
*
—
—
—
—
Candida glabrata
*
—
—
—
—
Saccharomyces cerevisiae ATCC 9763
—
—
—
—
(—): zone of inhibition not included in the diameter of the well. Special gift from Faculty of Medicine, Adnan Menderes University. Food isolated.