Table 1.

In vitro antibacterial activities of the synthesized compounds expressed as MICs (μg/mL) against the tested pathogenic bacteria.

Compd. No.	Gram +ve Bacteria			Gram −ve Bacteria
	S. aureus	B. subtilis	B. cereus	E. coli	S. typhimurium
2a	NA	NA	64	NA	NA
2b	64	128	64	128	64
3a	4	4	8	8	16
3b	32	8	32	16	32
4a	4	8	4	8	16
4b	8	128	16	128	128
5a	8	8	16	8	16
5b	8	8	16	32	32
6a	32	16	8	32	16
6b	4	8	16	8	16
6c	4	4	8	8	16
6d	8	32	8	32	32
7a	4	NA	8	8	16
7b	64	64	64	64	128
7c	32	32	8	32	32
7d	4	64	64	32	32
8a	8	16	8	32	32
8b	4	8	16	8	16
9a	16	32	8	32	16
9b	4	4	8	4	16
Amoxicillin	4	8	16	8	16

NA = No Activity (MIC ˃ 128 µg/mL).