What absorbs at 826 cm⁻¹ in an FTIR spectrum?
A band near 826 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
可能的官能团归属
| 官能团 | 支持性事实 | 引用来源 | 最高置信度 |
|---|---|---|---|
| Alkyl C-H | 2 | 2 | 1.0 |
| Aromatic ring | 1 | 1 | 1.0 |
| Ring structure | 1 | 1 | 1.0 |
| Nitro (NO2) | 1 | 1 | 1.0 |
| N-O bond | 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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N-O bond 置信度 1.0
“New peak cm-1 cm-1 attributed to N-O stretching appeared at 826 and 786 for experimental and computational result respectively after addition of NH 4NO salt, proving the presence of NH 4NO salts in the”
Solid polymer electrolyte production from 2-hydroxyethyl cellulose: Effect of NH4NO3 composition on its structural properties DOI: 10.1016/j.carbpol.2017.02.033 -
Nitro (NO2) 置信度 1.0
“Absorbance intensities at 1634, 1634, 1273 1273 and and 826 826 cm-1 cm-1 associated associated with with nitro nitro groups groups and and at at 1730 1730 cm-1 cm-1 originating originating from from 1634, 1273 and 826 cm-1 associated with”
Mock-Ups in Plastic Conservation Research: Processing and Aging of 3D Celluloid Specimens Simulating Historical Objects DOI: 10.3390/polym15040852 -
Alkyl C-H 置信度 1.0
“1,070 in PVA/BC/CTS composite can be attributed to stretching of C=O and bending of OH (amorphous cm-1 cm-1 Aerobic Biodegradation sequence of PVA), 917 shifted to 920 in PVA/ cm-1 BC/CTS to CH rocking, and the peak around 826 to”
Kibedi-Szabo 等 - 2012 - Biodegradation Behavior of Composite Films with Po DOI: 10.1007/s10924-011-0391-4 -
Ring structure 置信度 1.0
“In the curve of the EHO, cm-1 peaks at 981 characteristic of the anti-symmetric deformation vibration absorption peaks at 981 cm-1 characteristic of the anti-symmetric deformation vibration absorption cm-1 four-membered peak of the ring in”
Preparation of Bis[(3-ethyl-3-methoxyoxetane)propyl]diphenylsilane and Investigation of Its Cationic UV-Curing Material Properties DOI: 10.3390/polym13152573 -
Aromatic ring 置信度 1.0
“The bands at 1602 and 1507 cm-1 and cm-1 826 and 746 are derived from the stretching and out-of-plane deformation vibrations those at 826 and 746 cm-1 are derived from the stretching and out-of-plane deformation of C ArC and C ArH bonds fro”
A Top-Down Approach and Thermal Characterization of Luminescent Hybrid BPA.DA-MMA@Ln2L3 Materials Based on Lanthanide(III) 1H-Pyrazole-3,5-Dicarboxylates DOI: 10.3390/ma15248826 -
Alkyl C-H 置信度 1.0
“A library search result also produced the best match with ester epoxy resins having ATRcm-1 υ(C-H), υ(C-O), δ(C-O-O) having ATR-FTIR peaks at 3030, 912, and 826 due to the and bands, FTIR peaks at 3030, 912, and 826 cm-1 due to the υ(C-H),”
Multi-Modal Compositional Analysis of Layered Paint Chips of Automobiles by the Combined Application of ATR-FTIR Imaging, Raman Microspectrometry, and SEM/EDX DOI: 10.3390/molecules24071381
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