What absorbs at 807 cm⁻¹ in an FTIR spectrum?
A band near 807 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
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 |
|---|---|---|---|
| Aromatic ring | 2 | 2 | 1.0 |
| C-S single bond | 1 | 1 | 1.0 |
| Nucleic acid | 1 | 1 | 1.0 |
| Metal oxygen | 1 | 1 | 1.0 |
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
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Aromatic ring 置信度 1.0
“vibrations at 2969 and 2862 respectively, and bridges -CH 2at The bands at 807 and cm-1 cm-1 755 are related to aromatic torsion vibrations [25].”
Synthesis and Characterization of Mesoporous Silica Functionalized with Calix[4]arene Derivatives DOI: 10.3390/ijms131013726 -
Aromatic ring 置信度 1.0
“cm-1(C=C 807cm-1 1604, 1485 aromatic bending),”
Lee 和 Kim - 2014 - Synthesis and Characterization of Thermoplastic El DOI: 10.7317/pk.2014.38.5.596 -
Metal oxygen 置信度 1.0
“LLM confirmed rule peak-group candidate”
Gas phase dehydration of glycerol to acrolein over WO3-based catalysts prepared by non-hydrolytic sol–gel synthesis DOI: 10.1039/c8ra01575a -
Nucleic acid 置信度 1.0
“Raman (https://onlinelibrary.w spectra of SARS-CoV-2 virions compared to purified RNA show nucleic acid markers at 1242, 1110, 782, 723 and cm@1 cm@1 670 and an RNA-specific marker band at 807”
Wood 等 - 2021 - Infrared Based Saliva Screening Test for COVID-19 DOI: 10.1002/anie.202104453. -
C-S single bond 置信度 1.0
“The strong absorption peak at 807 cm-1 is the characteristic cm-1 absorption of the C-S bond.”
Enhanced Oxidation Resistance of Polyphenylene Sulfide Composites Based on Montmorillonite Modified by Benzimidazolium Salt DOI: 10.3390/polym10010083
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