Synthesis, Characterization, Antimicrobial, DNA Cleavage, and In Vitro Cytotoxic Studies of Some Metal Complexes of Schiff Base Ligand Derived from Thiazole and Quinoline Moiety

Table 2

IR spectral data of Schiff base ligand (L) and its metal complexes.

Compounds	Quinoline; 𝜈(NH); cm^−1	Amide; 𝜈(NH); cm^−1	Thiazole; 𝜈(NH); cm^−1	𝜈(C=O); cm^−1	𝜈(C=N); cm^−1	𝜈(C=S); cm^−1	𝜈(M--O); cm^−1	𝜈(M--N); cm^−1	𝜈(M--S); cm^−1	𝜈(M--Cl); cm^−1
C20H15N5OS2	3393	3259	3119	1688	1620	1225	—	—	—	—
[Cu(C20H15N5OS2)(Cl2)]	3366	3200	3089	1656	1585	1188	514	454	372	327
[Co(C20H15N5OS2)(Cl2)]	3295	3192	3175	1633	1553	1215	536	448	356	316
[Ni(C20H15N5OS2)(Cl2)]	3356	3212	3090	1656	1570	1216	522	476	337	320
[Zn(C20H15N5OS2)(Cl2)]	3296	3189	3103	1654	1593	1216	540	485	359	312