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Selected absorption maxima (cm-1) for rutin and complexes.
| Compound | ν(OH) | ν(C=O) | ν(C-O-C) | ν(V=O) | ν3(SO42-) | ν4(SO42-) |
|---|---|---|---|---|---|---|
| Rutin | 3,429 | 1,656 (s)* | 1,296 (s) | |||
| 1 | 3,401 | 1,631 (s) | 1,296 (s) | 983 (m)** | 1,023 (s) | 609 (m) |
| 2 | 3,422 | 1,622 (s) | 1,294 (s) | 972 (m) |
* s: strong, ** m: medium.
