Table 2.

Antibacterial and antioxidant activities of ligands and their derived metal complexes. SD¹ = Streptomycin, SD² = BHT.

comp.	antibacterial activity, zones of inhibition (mm)				antioxidant activity
	B. subtilis	S. aureus	E. coli	S. typhimurium	% inhibition (1 mg ml−1)	% inhibition (2 mg ml−1)
(Z1)	04	10	10	12	30.11	14.80
(Z2)	15	22	26	25	33.33	10.70
(Z3)	22	22	19	13	36.83	15.05
(1)	10	08	09	07	93.18	36.02
(2)	05	12	17	02	54.05	21.13
(3)	10	18	05	04	68.01	29.21
(4)	09	05	09	09	58.13	12.34
(5)	12	05	10	11	76.06	46.42
(6)	09	10	12	13	89.42	38.09
(7)	15	21	20	25	59.59	25.06
(8)	20	21	22	24	68.01	34.23
(9)	20	25	27	27	47.87	21.41
(10)	20	19	25	25	73.73	38.23
(11)	20	30	29	27	24.82	08.03
(12)	15	19	25	16	70.11	41.27
(13)	16	26	19	25	77.44	45.15
(14)	20	28	25	25	40.11	13.19
(15)	20	20	23	23	42.90	26.27
(16)	22	20	20	20	26.83	11.36
(17)	20	22	26	25	74.05	40.65
(18)	21	26	18	22	08.36	03.04
(19)	04	19	12	19	29.94	12.23
(20)	12	10	11	06	44.36	25.56
(21)	20	23	20	24	23.36	12.32
(SD1)	21	32	30	26	—	—
(SD2)	—	—	—	—	74.80	54.30