What absorbs at 1806 cm⁻¹ in an FTIR spectrum?
A band near 1806 cm⁻¹ can point to several functional groups. Below are the most likely assignments, ranked by how much published evidence supports each — every one traceable to literature (DOI) and cross-validated against our 130,000+ reference spectra and knowledge graph.
Backed by 1 cited source
可能的官能基指派
| 官能基 | 支持事實 | 引用來源 | 最高信心 |
|---|---|---|---|
| Methacrylate | 1 | 1 | 1.0 |
| Ketone | 1 | 1 | 1.0 |
| Ester | 1 | 1 | 1.0 |
| Carboxyl (COOH) | 1 | 1 | 1.0 |
| Carbonyl (C=O) | 1 | 1 | 1.0 |
| Amide | 1 | 1 | 1.0 |
| Acetate | 1 | 1 | 1.0 |
排名反映累積的文獻證據,而非單一權威規則。請務必根據您的樣品背景進行確認。
這些指派背後的文獻
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Acetate 信心 1.0
“Secondly, the C=O absorption peaks at 1806 and 1770 of PMDA are in close cm-1) cm-1 Secondly, the C=O absorption peaks at 1806 and 1770 cm-1 of PMDA are in close proximity to that in PI (1777 and are overlapped (or merged) into the 1777 pea”
Interpenetration Networked Polyimide–Epoxy Copolymer under Kinetic and Thermodynamic Control for Anticorrosion Coating DOI: 10.3390/polym15010243
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