What absorbs at 3397 cm⁻¹ in an FTIR spectrum?
A band near 3397 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
Aseiniadau grŵp swyddogaethol posibl
| Grŵp swyddogaethol | Ffeithiau ategol | Ffynonellau a ddyfynnwyd | Hyder uchaf |
|---|---|---|---|
| Hydroxyl (O-H) | 5 | 5 | 0.9 |
| N h | 2 | 2 | 0.9 |
Mae＇r safle＇n adlewyrchu tystiolaeth llenyddiaeth gronnwyd, nid rheol awdurdodol sengl. Cadarnhewch bob amser yn erbyn eich cyd-destun sampl.
Llenyddiaeth y tu ôl i＇r aseiniadau hyn
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Hydroxyl (O-H) hyder 0.9
“Explicit assignment: hydroxyl absorption peak at 3397 cm⁻¹”
Ghaemy 等 - 2007 - Nonisothermal cure kinetics of diglycidylether of DOI: 10.1002/app.25994 -
N h hyder 0.9
“Explicit assignment: 'sharp peak of N-H stretching vibration bands at 3397 cm-1'.”
Diauudin 等 - 2020 - Preparation and Characterisation of Polypyrrole-Ir DOI: 10.1155/2020/8762969 -
hyder 0.9
“Explicit assignment in text.”
Guo 等 - 2015 - Synthesis and application of functionalized ionic DOI: 10.1515/epoly-2014-0195 -
hyder 0.9
“NH stretching vibration of sulphonamide in physical mixtures.”
Kovacs 等 - 2020 - Influence of Aqueous Solubility-Enhancing Excipien DOI: 10.3390/pharmaceutics12040385 -
Hydroxyl (O-H) hyder 0.9
“Hydroxyl stretching bands at 3397 and 3298 cm-1.”
Paz 等 - 2023 - Spectroscopic study of mixtures of green copper pi DOI: 10.1016/j.culher.2022.12.004 -
N h hyder 0.9
“NH or OH stretching modes”
Pourfarzad 等 - 2015 - Serish inulin and wheat biopolymers interactions i DOI: 10.1007/s13197-015-1939-4 -
Hydroxyl (O-H) hyder 0.9
“Associated with hydroxyl stretching vibrations of sodium silicate.”
Wei 等 - 2019 - Selective Separation of Scheelite from Calcite by DOI: 10.3390/min9010043 -
Hydroxyl (O-H) hyder 0.8
“Attributed to OH group due to physically adsorbed water.”
Habib 等 - 2022 - Effect of the modified hybrid particle on the corr DOI: 10.1016/j.jsamd.2022.100466
Oes gennych sbectrwm gyda＇r band hwn?
Llwythwch eich sbectrwm FTIR i fyny a chael adroddiad dehongli llawn — aseiniadau brig gyda chyfeiriadau llenyddiaeth, cyfateb llyfrgell, a chadwyn dystiolaeth â gradd hyder — mewn eiliadau.
Dehongli fy sbectrwm