What absorbs at 865 cm⁻¹ in an FTIR spectrum?
A band near 865 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 |
|---|---|---|---|
| Carbonate | 3 | 3 | 1.0 |
| Aromatic ring | 1 | 1 | 1.0 |
| Alkyl C-H | 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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Carbonate 置信度 1.0
“It has also been cm-1 reported that the peak at 865 attributed to surface carbonate ions in an amorphous state might reduce its Conclusions intensity or content with maturation of apatites [8].”
Chen 等 - 2006 - Corneal calcification chemical composition of cal DOI: 10.1007/s00417-005-1191-0 -
Carbonate 置信度 1.0
“cm-1 The absorption band at 865 is assigned to the vibration modes of the carbonate ion.”
Ionic liquid mediated morphologically improved lanthanum oxide nanoparticles by Andrographis paniculata leaves extract and its biomedical applications DOI: 10.1016/j.jre.2019.06.006 -
Alkyl C-H 置信度 1.0
“cm-1 Another peak at 865 was ascribed to out-of-plane C-H distortion modes of the bond.”
Ionic Liquid Functionalized Metal–Organic Framework ([DEIm][PF6]@MOF-5): Synthesis, Characterization, and Catalytic Application in the Reduction of 4-Nitrophenol DOI: 10.1021/acsomega.2c05808 -
Aromatic ring 置信度 1.0
“LLM confirmed rule peak-group candidate”
Development of New Amphiphilic Catalytic Steam Additives for Hydrothermal Enhanced Oil Recovery Techniques DOI: 10.3390/catal12080921 -
Carbonate 置信度 1.0
“The presence of carbonate ions, due to the solubilization of atmospheric CO in the sol, is also proved by 2 cm-1 the presence of the weak peak at 865 [14,45,46].”
Zirconia/Hydroxyapatite Composites Synthesized Via Sol-Gel: Influence of Hydroxyapatite Content and Heating on Their Biological Properties DOI: 10.3390/ma10070757
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