Table 2: Results of in-vitro antifungal activity observed for the synthesized pyrazolone compounds through disc diffusion assay.

S.No. Comp Inhibition zone in diameter (mm)
Fungal strains
A. niger C. albicans Curvularia
1 3a 12 13 13
2 3b 11 12 12
3 3c - 13 14
4 3d 15 12 11
5 3e 16 - 14
6 3f 16 13 16
7 3g 18 17 15
Fluconazole 24 22 23

Antifungal susceptibility of compounds was determined in terms of zone of growth inhibitions. (-) means not shown activity. Inhibition zone diameters in millimeters at 600 µg /mL concentration of compounds.