What absorbs at 537 cm⁻¹ in an FTIR spectrum?
A band near 537 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 |
|---|---|---|---|
| Metal oxygen | 4 | 4 | 1.0 |
| Silicon-oxygen (Si-O) | 2 | 2 | 1.0 |
| Silicon (Si) | 2 | 2 | 1.0 |
| Alkyl C-H | 1 | 1 | 1.0 |
| Amide | 1 | 1 | 1.0 |
| Sulfonate | 1 | 1 | 1.0 |
| Siloxane (Si-O-Si) | 1 | 1 | 1.0 |
| Carbonyl (C=O) | 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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Carbonyl (C=O) 置信度 1.0
“In the O 1s scan of PAA the peak at 537 eV was attributed to the presence of carbonyl and hydroxyl groups of the carboxylic group as shown in Fig.”
Fareed 和 Stamboulis - 2014 - Nanoclays reinforced glass ionomer cements disper DOI: 10.1007/s10856-013-5058-3 -
置信度 1.0
“cm-1 peak at 537 develops due to the Cu-O stretching which corresponds to the B mode [35].”
Rapid analyses of stress of copper oxide nanoparticles on wheat plants at an early stage by laser induced fluorescence and attenuated total reflectance Fourier transform infrared spectroscopy DOI: 10.1016/j.vibspec.2017.06.004 -
置信度 1.0
“cm-1 at 422 and 410 The increase in the intensity of the absorption band at 537 could be attributed to an incorporation of zinc ions in the tetrahedral site depending on the preference of these ions for this site.”
Effects of Zinc Substitution on the Microstructural and Magnetic Characteristics of Cubic Symmetry Nickel Ferrite System DOI: 10.3390/sym15050975 -
置信度 1.0
“The peak at 910 corresponded to the bending vibrations of the cm-1 The peaks at 537 and 467 corresponded to the deformation vibrations of the Al-O-Si”
Enhancing the Thermal Stability of Ionogels: Synthesis and Properties of Triple Ionic Liquid/Halloysite/MCC Ionogels DOI: 10.3390/molecules26206198 -
Sulfonate 置信度 1.0
“The peaks for SO3 bending and rocking were obtained at 537 cm-1 and 413 cm-1, 3 cm-1, 413 respectively [16].”
Anis 等 - 2023 - Studies on Polybenzimidazole and Methanesulfonate DOI: 10.3390/polym15132821 -
置信度 1.0
“- the appearance of new bands from 1115 (of high intensity) and 537 cm-1 were assigned to silica and other oxides from FA, as seen in Figure 3.”
The Influence of Fly Ash on the Mechanical Properties of Water Immersed All Waste Composites DOI: 10.3390/polym14101957 -
Amide 置信度 1.0
“cm(cid:5)1 cm(cid:5)1 and 607.7 stretching, and absorption bands between 1479.1 TheFTIRspectrumwasusedtoidentifythefunctionalgroupofactive cm(cid:5)1 are characteristic of the amide II region and bands from 536.9 to componentsbasedonthepeak”
Phytochemical screening, polyphenols, flavonoids and tannin content, antioxidant activities and FTIR characterization of Marrubium vulgare L. from 2 different localities of Northeast of Morocco DOI: 10.1016/j.heliyon.2020.e05609 -
置信度 1.0
“The rGO (rGO) impregnated with magnetic Fe 3O showed an 4 cm-1", additional peak at "537 which gives a clear identification of the Fe-O-Fe bond [37].”
Fabrication of MNPs/rGO/PMMA Composite for the Removal of Hazardous Cr(VI) from Tannery Wastewater through Batch and Continuous Mode Adsorption DOI: 10.3390/ma14226923
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