Research Article
Transition Metal(II) Complexes with Cefotaxime-Derived Schiff Base: Synthesis, Characterization, and Antimicrobial Studies
Table 2
Relevant IR data (cm−1) of the ligand and its complexes.
| Compound | (OH) | (NH2) | (OH) associate | (C=O) β-lact | (C=N) azm. | (C=O) amide (C=O) ester | (C–O) phenolic | (H2O) (H2O) coord. | (M–O) (M–N) |
| Cefotaxime-Na | — | 3442 | — | 1776 | — | 1640 | — | — | — | Schiff base (L) | — | — | 2800 | 1770 | 1657 | 1645 | 1274 | — | — | CoL2(H2O)2 | 3530 | — | — | 1770 | 1624 | 1640 | 1295 | 863 539 | 419 510 | NiL2(H2O)2 | 3545 | — | — | 1770 | 1623 | 1640 | 1305 | 863 541 | 420 520 | CuL2(H2O)2 | 3540 | — | — | 1770 | 1620 | 1645 | 1295 | 860 545 | 427 514 | ZnL2(H2O)2 | 3543 | — | — | 1770 | 1630 | 1640 | 1310 | 857 545 | 423 517 |
|
|