Table 2: Results of in-vitro antibacterial & Antifungal activity observed for the synthesized azetidin-2-ones compounds through disc diffusion assay.

R R” Inhibition zone diametersa
Asperilgus aureus Asperilgus flavus
3A p-OH H 10 11
3B p-OH 10 14
3C p-OH 11 14
3D p-OH 10 13
3E p- CH2=CH-OCH2, o-NO2 H 12 28
3F p- CH2=CH-OCH2, o-NO2 10 26
3G p- CH2=CH-OCH2, o-NO2 11 26
3H p- CH2=CH-OCH2, o-NO2 - 28
3I p-OH,m-CH2=CH-CH2 H - -
3J p-OH,m-CH2=CH-CH2 11 12
3K p-OH,m-CH2=CH-CH2 12 24
3L p-OH,m-CH2=CH-CH2 12 20
Standard Terbiforce 14 48

Antifungal susceptibility of compounds was measured in terms of zone of growth inhibitions.(-) means no activity.aInhibition zone diameters in millimeters at 1000 µg/mL concentration of compounds.