What absorbs at 926 cm⁻¹ in an FTIR spectrum?
A band near 926 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 4 cited sources
Attributions possibles de groupes fonctionnels
| Groupe fonctionnel | Faits à l＇appui | Sources citées | Confiance maximale |
|---|---|---|---|
| Alkyl C-H | 1 | 1 | 1,0 |
| C c single bond | 1 | 1 | 1,0 |
| Phosphate (PO4) | 1 | 1 | 1,0 |
| N-O bond | 1 | 1 | 1,0 |
| Carbohydrate | 1 | 1 | 1,0 |
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
-
Carbohydrate confiance 1,0
“1736cm-1 and are usually attributed to characteristic peaks of 925.7cm-1 volatile oils [12,14,26], and the peak at was due to polysaccharides [14].”
Wu 等 - 2011 - Study on difference between epidermis, phloem and DOI: 10.1016/j.vibspec.2010.11.004 -
Phosphate (PO4) confiance 1,0
“LLM confirmed rule peak-group candidate”
Al-Sallami 等 - 2019 - Reactivity of oil-soluble IL with silicon surface DOI: 10.1002/ls.1456 -
C c single bond confiance 1,0
“In the spectra obtained after the cut-off at 3 kDa, the only signals related to proteins are the out-of-ring breathing of cm-1), cm-1), tyrosine (824 the C-C stretching of the proline ring (926 the C-C stretching cm-1),”
The Role of the Preanalytical Step for Human Saliva Analysis via Vibrational Spectroscopy DOI: 10.3390/metabo13030393 -
Alkyl C-H confiance 1,0
“COH out of plane vibration 926 C-H 692 CH out of plane vibration 2 (β 887 COC, glycosidic bond)”
Application of Vibrational Spectroscopic Techniques in the Study of the Natural Polysaccharides and Their Cross-Linking Process DOI: 10.3390/ijms24032630
Avez-vous un spectre avec cette bande ?
Téléchargez votre spectre FTIR et obtenez un rapport d＇interprétation complet — attributions de pics avec citations bibliographiques, correspondances de bibliothèque et une chaîne de preuves avec évaluation de la confiance — en quelques secondes.
Interpréter mon spectre