What absorbs at 3008 cm⁻¹ in an FTIR spectrum?
A band near 3008 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 |
|---|---|---|---|
| Alkene (C=C) | 6 | 6 | 0,95 |
| Alkyl C-H | 1 | 1 | 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
-
Alkene (C=C) confiance 0,95
“Explicit assignment: '=C-H stretching at 3008 cm-1'”
Dzurendova 等 - 2021 - Assessment of Biotechnologically Important Filamen DOI: 10.3390/ijms -
Alkene (C=C) confiance 0,95
“Explicit assignment in text: 'peak around 3008 cm-1 corresponds to =C-H stretching and gives' and 'related to lipid acyl chains'.”
Kosa 等 - 2017 - Microtiter plate cultivation of oleaginous fungi a DOI: 10.1186/s12934-017-0716-7 -
Alkene (C=C) confiance 0,9
“stretching vibration peak of C=C for OA at 3008”
Bahadi 等 - 2021 - Synthesis and characterization of palm oleic acid DOI: 10.48317/IMIST.PRSM/morjchem-v9i3.23865 -
confiance 0,9
“assigned in text”
Zhou 等 - 2021 - Rapid and accurate monitoring and modeling analysi DOI: 10.1016/j.foodcont.2021.108294 -
Alkene (C=C) confiance 0,9
“Explicit assignment”
Chang 等 - 2021 - Chitosan-Based Anti-Oxidation Delivery Nano-Platfo DOI: 10.3390/md19080470 -
Alkyl C-H confiance 0,9
“Symmetric and asymmetric stretching vibrations of CH groups.”
Hadaruga 等 - 2022 - FTIR-PCA Approach on Raw and Thermally Processed C DOI: 10.3390/foods11223632 -
Alkene (C=C) confiance 0,9
“Assigned to olefinic stretching vibration.”
Naquiah 等 - 2017 - Differentiation of Fractionated Components of Lard DOI: 10.17576/jsm-2017-4602-04 -
confiance 0,9
“Explicit assignment in text: 'C-H vibration (SV) of (cis), 3008.41 the symmetric SV'”
Xu 等 - 2019 - Effects of storage condition on the physicochemica DOI: 10.1039/c9ra09215c
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