Synthesis, Spectral, Thermogravimetric, XRD, Molecular Modelling and Potential Antibacterial Studies of Dimeric Complexes with Bis Bidentate ON–NO Donor Azo Dye Ligands

Table 6

Antibacterial activities of the ligands and the complexes (data presented as diameter of zone of inhibition, mm).

Serial no.	Compound	Concentration	E. coli (MTCC-40)	Staphylococcus aureus (MTCC-87)
1	LH2	500 𝜇g/mL	12	14
2	L′H2	500 𝜇g/mL	15	17
3	[Co2LCl2(H2O)6]	500 𝜇g/mL	18	22
4	[Co2L′Cl2(H2O)6]	500 𝜇g/mL	17	20
5	[Ni2LCl2(H2O)6]	500 𝜇g/mL	27	21
6	[Ni2L′Cl2(H2O)6]	500 𝜇g/mL	25	19
7	[Cu2LCl2(H2O)6]	500 𝜇g/mL	28	23
8	[Cu2L′Cl2(H2O)6]	500 𝜇g/mL	26	20
9	[Zn2LCl2(H2O)2]	500 𝜇g/mL	18	15
10	[Zn2L′Cl2(H2O)2]	500 𝜇g/mL	16	12
11	Tetracycline	1 mg/mL	45	30