Research Article
Synthesis, Spectroscopic Characterisation, and Biopotential and DNA Cleavage Applications of Mixed Ligand 4-N,N-Dimethylaminopyridine Metal Complexes
Table 2
Characteristic IR bands (cm−1) of the ligand and its complexes.
| | Compound |
[(C=C) + (C=N)] | [(C=C) + (C=N)] | (C=N) | Ring breathing | (OH)
(hydrated water) | (H2O) (hydrated water) | (M–N) | (M–Cl) |
| | DP | 1410sh | 1630sh | 753s | 1143s | | — | | | | CrCl3(DP)3] | 1342sh | 1612sh | 746sh | 1170s | 3439br | 816m | 507s | 399sh | | MnCl2(DP)4] | 1326s | 1612br | 706s | 1188s | 3458sh | 811m | 472sh | 397s | | FeCl3(DP)3] | 1309s | 1559s | 724sh | 1199sh | 3396br | 826sh | 498sh | 388s | | CoCl2(DP)4] | 1308sh | 1609sh | 674sh | 1259s | 3422sh | 802m | 432sh | 390m | | NiCl2(DP)4] | 1383sh | 1614br | 748s | 1178m | 3427sh | 811m | 495m | 398sh | | CuCl2(DP)4] | 1390s | 1616sh | 759sh | 1241sh | 3466sh | 808m | 456m | 372s | | CdCl2(DP)4] | 1381br | 1612br | 715s | 1211sh | 3445sh | 823sh | 470sh | 380s |
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