What absorbs at 1426 cm⁻¹ in an FTIR spectrum?
A band near 1426 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
Attributions possibles de groupes fonctionnels
| Groupe fonctionnel | Faits à l＇appui | Sources citées | Confiance maximale |
|---|---|---|---|
| Alkyl C-H | 6 | 6 | 1,0 |
| C-O single bond | 2 | 2 | 1,0 |
| Carboxyl (COOH) | 1 | 1 | 1,0 |
| Carbonate | 1 | 1 | 0,9 |
| N h | 1 | 1 | 0,6 |
Le classement reflète les preuves bibliographiques accumulées, et non une règle faisant autorité. Confirmez toujours dans le contexte de votre échantillon.
Bibliographie derrière ces attributions
-
Alkyl C-H confiance 1,0
“characteristic of axial deformation of C-H and O-C-H bonds”
Braga 等 - 2015 - The energetic characterization of pineapple crown DOI: 10.1007/s11356-015-5082-6 -
Alkyl C-H confiance 1,0
“CH bending”
Huang 等 - 2016 - Comparison of cell behavior on pvapva-gelatin ele DOI: 10.1038/srep37960 -
Carboxyl (COOH) confiance 1,0
“Explicit assignment in text”
Meng 等 - 2019 - Kinetics and Thermodynamics of Uranium (VI) Adsorp DOI: 10.3390/ijerph16091552 -
confiance 0,95
“Explicit assignment.”
Zhu 等 - 2020 - Preparation and Characterization of Regenerated Ce DOI: 10.1002/marc.2004000172 -
Alkyl C-H confiance 0,9
“CH stretching modes”
Eddya 等 - 2020 - A comparison of chitosan properties after extracti DOI: 10.1016/j.heliyon.2020.e03486 -
Alkyl C-H confiance 0,9
“Text: '1426 cm (CH - scis- 2'”
Wongvitvichot 等 - 2021 - Fast and practical synthesis of carboxymethyl cell DOI: 10.1016/j.polymdegradstab.2020.109473 -
confiance 0,9
“Band at 1426 due to vibration of CH of PVC, used as reference.”
Boussoum 等 - 2021 - Study of the effectiveness of a presoaking process DOI: 10.3906/kim-2105-40 -
Alkyl C-H confiance 0,9
“Explicit assignment: 'belong to C-H'”
Ouarga 等 - 2022 - Phosphorylated microcapsules containing natural oi DOI: 10.1016/j.matpr.2021.05.093
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