Zr(IV), La(III), and Ce(IV) Chelates with 2-[(4-[(Z)-1-(2-Hydroxyphenyl)ethylidene]aminobutyl)-ethanimidoyl]phenol: Synthesis, Spectroscopic Characterization, and Antimicrobial Studies
Table 5
Effect of used salts and Schiff base and its chelates on fungi growth.
S.N
Comp.
Diameter of inhibition zone (6 mm); concentration in μg/mL
Fungi
Aspergillus niger
Fusarium solani
% Activity index
% Activity index
5 μg/mL
50 μg/mL
500 μg/mL
5 μg/mL
50 μg/mL
500 μg/mL
5 μg/mL
50 μg/mL
500 μg/mL
5 μg/mL
50 μg/mL
500 μg/mL
1B
HAPH
0
0
19
0
0
90
0
0
0
0
0
0
2B
BD
11
17
23
52
81
109
0
0
0
0
0
0
3B
ZrOCl2·8H2O
0
0
4
0
0
19
0
0
0
0
0
0
4B
La·6H2O
0
0
3
0
0
14
0
0
0
0
0
0
5B
Ce·4H2O
0
1
8
0
5
38
0
0
0
0
0
0
1C
SB
0
0
0
0
0
0
0
0
0
0
0
0
2C
La(III) chelate
0
0
0
0
0
0
0
0
0
0
0
0
3C
Zr(IV) chelate
0
0
0
0
0
0
0
0
0
0
0
0
4C
Ce(IV) chelate
0
0
0
0
0
0
0
0
0
0
0
0
C
DMSO (Control)
0
0
0
0
0
0
0
0
0
0
0
0
CIP
Ciprofloxacin (Standard)
21
21
21
100
100
100
13
13
13
100
100
100
HAPH (o-hydroxyacetophenone), BD (1,4-butanediamine), *microgram per mL. = C − T/C × 100.
