Review Article
Electrosynthesis and Spectroscopic Characterization of Poly(o-Aminophenol) Film Electrodes
Table 3
Vibrational bands in Raman spectra (
nm) for a POAP film in a 0.5 M H
2SO
4 solution [
19].
| Wavenumber/cm−1 | Description |
| 1645 | C=N stretching of quinonimine units | 1598 | C=C stretching of quinoid units | 1522 | C=C stretching in the aromatic ring | 1472 | C=N stretching of quinoid units | 1402 | C–N•+ stretching of radical semiquinone | 1330 | C–N•+ stretching | 1170 | C–H bending in plane | 982 and 1050 | Sulfate modes | 578 | Ring deformation of benzeniod units |
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