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UV-Vis spectral data a of INH and the Cu(II) complexes (1.0 × 10−3 mol·L−1).
| Compound | IL Transition | LMCT Transition | LF Transition | Ref. |
|---|---|---|---|---|
| INH | 249 (3120) | - | - | This work |
| [CuCl2(INH)2]·H2O (1) | 259 (2930) | 352 (1170) | 678 (228) | This work |
| [Cu(NCS)2(INH)2]·5H2O (2) | 249 (3000) | 353 (1000) | 688 (184) | This work |
| [Cu(NCO)2(INH)2]·4H2O (3) | 273 (1440) | 356 (1120) | 678 (233) | This work |
a absorption maximum in nm and ε in L·mol−1·cm−1; IL = intraligand; LMCT = Ligand to metal charge transfer; LF = ligand field.
