FTIR峰解读
What absorbs at 3459 cm⁻¹ in an FTIR spectrum?
A band near 3459 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 3 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 |
|---|---|---|---|
| Hydroxyl (O-H) | 3 | 2 | 0.9 |
| N h | 2 | 1 | 0.9 |
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
-
Hydroxyl (O-H) 置信度 0.9
“Text: 'Strong and broad bands appeared at 3459 and 1640 cm-1 of -OH groups and carbon impurity atoms.'”
Haque 等 - 2018 - Effect of Different Acids and Solvents on Optical DOI: 10.1007/s12633-016-9464-2 -
N h 置信度 0.9
“Strong characteristic amino peak at 3459 cm-1.”
Dai 等 - 2020 - Characterization and Oxidative Stability of Cold-p DOI: 10.5650/jos.ess19323 -
Hydroxyl (O-H) 置信度 0.9
“O-H stretching vibrations”
Rangelova 等 - 2011 - MethylcelluloseSiO2 hybrids sol-gel preparation DOI: 10.2478/s11532-010-0123-y
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