What absorbs at 1164 cm⁻¹ in an FTIR spectrum?
A band near 1164 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
Attributions possibles de groupes fonctionnels
| Groupe fonctionnel | Faits à l＇appui | Sources citées | Confiance maximale |
|---|---|---|---|
| Alkyl C-H | 1 | 1 | 1,0 |
| Aromatic ring | 1 | 1 | 1,0 |
| Silicon-oxygen (Si-O) | 1 | 1 | 0,9 |
| Ester | 1 | 1 | 0,9 |
| Hydroxyl (O-H) | 1 | 1 | 0,9 |
| C-O single bond | 1 | 1 | 0,9 |
| S eq o | 1 | 0 | 0,9 |
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
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Aromatic ring confiance 1,0
“3000cm-1 the region In the present case, the very strong rise to three bands above for aromatic C H and 1164cm-1 modes observed at 1289 and in IR corresponds to H stretching observed in the region between one aliphatic C 2900cm-1.”
Arjunan 等 - 2007 - Fourier transform infrared and Raman spectral assi DOI: 10.1016/j.saa.2006.09.044 -
C-O single bond confiance 0,9
“Explicit assignment: peak at 1164 cm-1 corresponds to C-OH hydroxyl group.”
Yi 等 - 2017 - Adsorption characteristics of graphene oxide in th DOI: 10.5004/dwt.2017.20651 -
Ester confiance 0,9
“Explicitly stated: '1163.95(-C(=O)-O-C-, vibration of methylen'”
Alam 等 - 2020 - Development of Hydrophobic, Anticorrosive, Nanocom DOI: 10.3390/polym12122886 -
confiance 0,9
“Part of the list of MBA peaks.”
Augugliaro 等 - 2009 - Home-prepared anatase, rutile, and brookite TiO2 f DOI: 10.1039/b818353h -
Silicon-oxygen (Si-O) confiance 0,9
“Explicitly stated: 'signals at ~775 and 798 (double band) and 1164 for quartz'”
Jorda 等 - 2022 - Characterisation of clays from Alicante province ( DOI: 10.1007/s10653-021-00925-y
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