What absorbs at 3559 cm⁻¹ in an FTIR spectrum?
A band near 3559 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 3 cited sources
Mulige funktionelle gruppetildelinger
| Funktionel gruppe | Understøttende fakta | Citerede kilder | Højeste tillid |
|---|---|---|---|
| Hydroxyl (O-H) | 3 | 3 | 1,0 |
| Secondary amine | 1 | 0 | 1,0 |
| N h | 1 | 0 | 1,0 |
Rangering afspejler akkumulerede litteraturbeviser, ikke en enkelt autoritativ regel. Bekræft altid mod din prøvekontekst.
Litteratur bag disse tildelinger
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Hydroxyl (O-H) tillid 1,0
“Type of vibration O-H 3559 3468 O-H stretching vibration C=O”
Ganie 等 - 2020 - Synthesis and Characterization of a New Surface-Mo DOI: 10.1155/2020/8814260 -
Hydroxyl (O-H) tillid 1,0
“The FTIR spectrum cm-1, 3378 cm-1, and 3322 of sucrose (Figure 7b) showed O-H stretching vibrations at 3559 cm-1, cm-1, of sucrose (Figure 7b) showed O-H stretching vibrations at 3559 3378 and cm-1, the C-H stretching vibration at 2942 cm-1”
Structural Analysis of Oxidized Sucrose and Its Application as a Crease-Resistant Crosslinking Agent DOI: 10.3390/polym14142842 -
Hydroxyl (O-H) tillid 0,9
“Explicit assignment: 'broad peak at around 3559 ... attributed to -OH stretching.'”
Structural, Impedance, and EDLC Characteristics of Proton Conducting Chitosan-Based Polymer Blend Electrolytes with High Electrochemical Stability DOI: 10.3390/molecules24193508
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