What absorbs at 3392 cm⁻¹ in an FTIR spectrum?
A band near 3392 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 6 cited sources
可能的官能团归属
| 官能团 | 支持性事实 | 引用来源 | 最高置信度 |
|---|---|---|---|
| Hydroxyl (O-H) | 3 | 3 | 0.9 |
| N h | 1 | 1 | 0.9 |
| Water (H2O) | 1 | 1 | 0.9 |
排名反映了累积的文献证据,而非单一的权威规则。请始终对照您的样品背景进行确认。
这些分配背后的文献
-
置信度 0.9
“Assigned to hydrogen-bonded NH stretching.”
Matsumoto 和 Honma - 2007 - NH stretching vibrations of pyrrole clusters studi DOI: 10.1063/1.2790894 -
Hydroxyl (O-H) 置信度 0.9
“Explicit assignment in text.”
Chavez-Baldovino 等 - 2023 - Optimizing Sustainable Energy Generation in Ethano DOI: 10.1021/acsomega.3c01188 -
Water (H2O) 置信度 0.9
“Broad band centred at 3392 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) 置信度 0.9
“explicit assignment”
Garcia-Millan 等 - 2017 - Solid-state characterization of triamcinolone acet DOI: 10.1016/j.ijpharm.2017.03.082 -
N h 置信度 0.9
“Text: 'NH stretching band ... 3392 and 3326 cm-1'”
Kucinska-Lipka 等 - 2017 - The Influence of Calcium Glycerophosphate (GPCa) M DOI: 10.3390/polym9080329 -
Hydroxyl (O-H) 置信度 0.7
“strong absorption peak at around 3500, assigned to hydroxyl radical buffer”
Khaskheli 等 - 2015 - Characterization of Auricularia auricula polysacch DOI: 10.1016/j.ijbiomac.2015.08.020
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