What absorbs at 3413 cm⁻¹ in an FTIR spectrum?
A band near 3413 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 8 cited sources
Mulige funksjonelle gruppe-tilordninger
| Funksjonell gruppe | Støttende fakta | Siterte kilder | Toppkonfidens |
|---|---|---|---|
| Hydroxyl (O-H) | 8 | 8 | 1.0 |
| Water (H2O) | 1 | 1 | 0.9 |
Rangeringen gjenspeiler akkumulert litteraturbevis, ikke en enkelt autoritativ regel. Bekreft alltid mot prøvekonteksten din.
Litteratur bak disse tilordningene
-
Hydroxyl (O-H) konfidens 1.0
“Explicit assignment: -OH stretching frequency at 3413 cm-1.”
Johnsirani 等 - 2013 - DOI: 10.4152/pea.201302095 -
Hydroxyl (O-H) konfidens 0.9
“Explicit assignment: -OH stretching at 3413 cm-1.”
He 等 - 2020 - Effect of aluminum modification of rice straw-base DOI: 10.1007/s11368-020-02595-2 -
Hydroxyl (O-H) konfidens 0.9
“Explicit assignment in text.”
Aly 等 - 2020 - Corrosion Resistance of Mild Steel Coated with Pht DOI: 10.3390/coatings10111114 -
Water (H2O) konfidens 0.9
“Broad band centred at 3413 attributed to stretching and bending vibrations of absorbed water.”
Dhineshbabu 和 Rajendran - 2016 - Antibacterial activity of hybrid chitosan-cupric o DOI: 10.1049/iet-nbt.2014.0073 -
Hydroxyl (O-H) konfidens 0.9
“Text: 'wide absorption in 3413 is absorption from -OH group'”
Muharam 等 - 2017 - Characterization of Superabsorbent Hydrogel Based DOI: 10.1063/1.4991187 -
Hydroxyl (O-H) konfidens 0.9
“O-H group at 3413 cm-1”
Wu 等 - 2020 - Study on the Properties of Transparent Bamboo Prep DOI: 10.3390/polym12040863 -
Hydroxyl (O-H) konfidens 0.9
“Absorption band of 3413 cm-1 attributed to hydroxyl groups in polyvinyl alcohol and carboxymethyl cellulose.”
Zarei 等 - 2022 - Optimization of Dendrimer Polyamidoamin Electrospu DOI: 10.30498/ijb.2021.273730.2996 -
Hydroxyl (O-H) konfidens 0.8
“OH stretching peak.”
Xu 等 - 2005 - Chitosan-starch composite film preparation and ch DOI: 10.1016/j.indcrop.2004.03.002
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