What absorbs at 1424 cm⁻¹ in an FTIR spectrum?
A band near 1424 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 5 cited sources
Mulige funktionelle gruppetildelinger
| Funktionel gruppe | Understøttende fakta | Citerede kilder | Højeste tillid |
|---|---|---|---|
| Alkyl C-H | 2 | 1 | 0,9 |
| N h | 1 | 1 | 0,95 |
| C-O single bond | 1 | 1 | 0,9 |
| Carbonyl (C=O) | 1 | 1 | 0,9 |
| Carbohydrate | 1 | 1 | 0,8 |
Rangering afspejler akkumulerede litteraturbeviser, ikke en enkelt autoritativ regel. Bekræft altid mod din prøvekontekst.
Litteratur bag disse tildelinger
-
N h tillid 0,95
“Explicit assignment in text”
Retnoningtyas 等 - 2022 - Synthesis and Characterization of Methionine-Funct DOI: 10.33263/BRIAC125.58455859 -
Carbonyl (C=O) tillid 0,9
“Explicit assignment in text: '1424 C=O stretch'”
Alexander 等 - 2016 - Carboxylation and Decarboxylation of Aluminum Oxid DOI: 10.1155/2016/7950876 -
C-O single bond tillid 0,9
“Stretching vibration of C-O.”
EL Alouani 等 - 2020 - Influence of the Nature and Rate of Alkaline Activ DOI: 10.1155/2020/8880906 -
Alkyl C-H tillid 0,9
“Explicit assignment: 'organic aliphatic C-H stretching ture (at 1424 cm-1)'.”
Matrajt 等 - 2004 - FTIR and Raman analyses of the Tagish Lake meteori DOI: 10.1051/0004-6361:20034526 -
Carbohydrate tillid 0,8
“Peak at ~1424 cm-1 present in cellulose.”
Mardenborough 等 - 2023 - Influence of NaOH concentration on the decolorizat DOI: 10.4491/eer.2021.643
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