What absorbs at 3010 cm⁻¹ in an FTIR spectrum?
A band near 3010 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
可能的官能团归属
| 官能团 | 支持性事实 | 引用来源 | 最高置信度 |
|---|---|---|---|
| Alkene (C=C) | 6 | 6 | 0.9 |
| Aromatic ring | 1 | 1 | 0.9 |
| Lipid | 1 | 1 | 0.9 |
| Alkyl C-H | 1 | 1 | 0.9 |
| Hydroxyl (O-H) | 1 | 0 | 0.6 |
排名反映了累积的文献证据，而非单一的权威规则。请始终对照您的样品背景进行确认。
这些分配背后的文献
-
置信度 0.9
“Associated with stretching vibration of olefinic C-H bonds.”
Hassan 等 - 2019 - Physiochemical characterization of soybean oil der DOI: 10.1016/j.polymertesting.2019.105933 -
Alkene (C=C) 置信度 0.9
“olefinic stretching and cis bond absorption”
Wang 和 Padua - 2010 - Structure Characterization of Films from Drying Oi DOI: 10.1002/app.31260 -
置信度 0.9
“Band from unsaturated bond”
Boetje 等 - 2023 - Synthesis and Properties of Fully Biobased Crossli DOI: 10.3390/polym15112467 -
Alkene (C=C) 置信度 0.9
“Peak at 3010 assigned to =C-H stretching.”
Carnovale 等 - 2021 - Starch Rich Chlorella vulgaris High-Throughput Sc DOI: 10.3390/app11199025 -
Alkene (C=C) 置信度 0.9
“assigned to =C-H stretch”
Forfang 等 - 2017 - FTIR Spectroscopy for Evaluation and Monitoring of DOI: 10.1371/journal.pone.0170611 -
Alkyl C-H 置信度 0.9
“assigned to C-H stretch”
He 等 - 2017 - Kinetics study of heterogeneous reactions of ozone DOI: 10.1039/c6ra25255a -
Alkene (C=C) 置信度 0.9
“Explicit assignment: '=C-H cm-1; stretching at 3010'”
Langseter 等 - 2021 - Evaluation and optimisation of direct transesterif DOI: 10.1186/s12934-021-01542-1 -
Lipid 置信度 0.9
“Explicit assignment in text: 'band at 3010 cm-1 assigned to olefinic groups of lipids and unsaturated fatty acids'.”
Liyanage 等 - 2017 - Optimization and validation of cryostat temperatur DOI: 10.1016/j.mex.2017.01.006
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