FT-IR spectroscopy with KBr pellets, 4000-400 cm-1, Nicolet 460
Green block crystals of compound 1 · Single Crystal
Used to assess carboxylate coordination and imidazole C-N vibrations.
| Property | Reported value | Normalised value | Uncertainty | Origin and quality | Source |
|---|---|---|---|---|---|
| Carboxylate asymmetric-symmetric separation | Delta nu = 238 cm-1 from peaks at 1590 and 1352 cm-1 | — | — | Text Exact Reported | 5 · 3.4 FT-IR spectra · Fig. S2 |