Metal (II) Complexes Derived from Naphthofuran-2-carbohydrazide and Diacetylmonoxime Schiff Base: Synthesis, Spectroscopic, Electrochemical, and Biological Investigation
Table 5
Antimicrobial activity results of the Schiff base and its metal complexes (MIC).
Schiff base/complexes
Conc. (g mL−1)
Zone of inhibition against bacteria and fungi (mm)
E. coli
S. aureus
B. subtilis
P. aeruginosa
A. niger
A. flavus
C. oxysporum
C. albicans
C17H15O3N3
100
05
05
—
04
07
07
06
—
200
12
13
09
10
13
14
12
08
500
14
15
11
13
15
16
13
14
Co(C17H15O3N3)Cl2
100
06
07
04
05
09
08
07
06
200
14
14
10
12
14
16
13
09
500
16
16
12
14
16
18
15
15
Ni(C17H15O3N3)Cl2
100
07
08
04
06
09
10
08
07
200
14
15
10
13
15
16
14
16
500
15
16
12
13
16
19
15
15
Cu(C17H15O3N3)2Cl2
100
07
07
05
06
10
11
09
06
200
15
17
13
15
16
17
15
17
500
16
18
14
17
17
19
15
16
Cd(C17H15O3N3)Cl2
100
11
13
08
10
18
19
17
16
200
19
18
15
16
20
20
19
18
500
22
21
18
19
21
22
20
22
Hg(C17H15O3N3)Cl2
100
11
12
09
11
18
20
17
19
200
20
20
16
17
21
22
18
19
500
23
21
17
20
25
26
24
22
Gentamicin
500
29
28
25
26
—
—
—
—
Fluconazole
500
—
—
—
30
31
30
29
Note: less than 12 mm: inactive; 12–16 mm: moderately active; above 18 mm: highly active.