What absorbs at 2038 cm⁻¹ in an FTIR spectrum?
A band near 2038 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 2 cited sources
Mulige funktionelle gruppetildelinger
| Funktionel gruppe | Understøttende fakta | Citerede kilder | Højeste tillid |
|---|---|---|---|
| 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 |
| Carbon dioxide | 1 | 1 | 1,0 |
Rangering afspejler akkumulerede litteraturbeviser, ikke en enkelt autoritativ regel. Bekræft altid mod din prøvekontekst.
Litteratur bag disse tildelinger
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Carbon dioxide tillid 1,0
“Slightly smallyer peaks at 2038 and 2353 cm-1 refer to C=C=N and O=C=O stretching, respectively.”
Kumar 等 - 2023 - Dye degradation by early colonizing marine bacteri DOI: 10.21203/rs.3.rs-2008353/v1 -
tillid 0,9
“Band at 2038 attributed to ferrocyanide in water”
Cheah 和 Chernev - 2021 - Electrochemical oxidation of ferricyanide DOI: 10.1038/s41598-021-02355-3
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