What absorbs at 1308 cm⁻¹ in an FTIR spectrum?
A band near 1308 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 6 cited sources
可能的官能基指派
| 官能基 | 支持事實 | 引用來源 | 最高信心 |
|---|---|---|---|
| Metal oxygen | 2 | 2 | 1.0 |
| Alkyl C-H | 1 | 1 | 1.0 |
| Oxalate | 1 | 1 | 1.0 |
| Carbonyl (C=O) | 1 | 1 | 1.0 |
排名反映累積的文獻證據，而非單一權威規則。請務必根據您的樣品背景進行確認。
這些指派背後的文獻
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Carbonyl (C=O) 信心 1.0
“A peak at 1730 cm-1 primarily due to observation of a new peak at 1308 stretching vibration of the C=O bond demonstrating the the C=O vibration of the carboxylate anion as the result presence of carboxylic acid.”
Hasanuddin 等 - 2020 - Physicochemical Characterization and Controlled Re DOI: 10.22146/ijc.40921 -
信心 1.0
“Considering that Cr-supplemented sidered as basis for minimally invasive and nonanimals (CRE) showed higher band area in 1308 and cm21 destructive measuring systems, as the use of these 1396 bands than that of the non-supplemented instrumen”
Jeronimo 等 - 2012 - Detection of Creatine in Rat Muscle by FTIR Spectr DOI: 10.1007/s10439-012-0549-9 -
Metal oxygen 信心 1.0
“cm-1 oxalate.22,23 is from outer-sphere adsorbed peak at 1308 cm-1 The 1308 peak is initially more prominent due to influence surface charge and diminishes as the of the positive TiO 2 coordinated oxalate becomes more dominant, thereby redu”
Savory 等 - 2011 - Shallow Electron Trap, Interfacial Water, and Oute DOI: 10.1021/jp102723u -
Oxalate 信心 1.0
“Another proin the ATR-FTIR cell was best for the 13 µg cm-2 nounced feature is the oxalate band at 1308 cm-1, loading.”
Cychy 等 - 2021 - Optimizing the nickel boride layer thickness in a DOI: 10.1016/S1872-2067(20)63766-4 -
Alkyl C-H 信心 1.0
“Also, negative correlation peaks have been 𝑇 assigned to βPh(C-H) bands (at 1308, 1120, 1073 cm-1).”
Drzewicz 等 - 2020 - Vibrational Dynamics of a Chiral Smectic Liquid Cr DOI: 10.3390/cryst10080655 -
Metal oxygen 信心 1.0
“Bands at 1308 and 1348 denoted a combination of Zr-O and Zr-OH a cm-1 vibration bonds [40, 41].”
Halla Velazquez-Jimenez 等 - 2014 - Zirconium-Carbon Hybrid Sorbent for Removal of Flu DOI: 10.1021/es403929b.
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