Compounds Microorganism Gram +ve bacteria Gram –ve bacteria Fungi Bacillus subtilis Staphylococcus aureus Escherichia coli Pseudomonas aeuroginosa Candida albicans Aspergillusniger 1 ++++ ve +++ ve ++++ ve ++++ ve +++ ve +ve 2 ++++ ve +++ ve ++++ ve ++++ ve +++ ve +ve 6b + ve + ve + ve + ve + ve -ve 7 ++ ve ++ ve ++ ve ++ ve ++ ve -ve 8 ++++ ve +++ ve ++++ ve ++++ ve +++ ve +ve 9 ++++ ve +++ ve ++++ ve ++++ ve +++ ve +ve 12 ++++ ve +++ ve ++++ ve ++++ ve +++ ve +ve 13 + ve +ve +ve +ve +ve -ve 15 ++++ ve +++ ve ++++ ve ++++ ve +++ ve +ve 16c ++++ ve +++ ve ++++ ve ++++ ve +++ ve +ve 17 ++++ ve +++ ve ++++ ve ++++ ve +++ ve +ve 18 +++ ve ++ ve +++ ve +++ ve ++ ve -ve Highly active (++++) = (inhibition zone > 20 mm) Moderately active (+++) = (inhibition zone 16- 20 mm) Slightly active (++) = (inhibition zone 13 - 15 mm) Weakly active (+) = (inhibition zone 11 – 12 mm) Inactive = (inhibition zone < 11 mm)

Table 1: Antibacterial and antifungal activities of the newly synthesized compounds.