What absorbs at 3160 cm⁻¹ in an FTIR spectrum?
A band near 3160 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 |
|---|---|---|---|
| Hydroxyl (O-H) | 3 | 3 | 1.0 |
| N h | 2 | 2 | 1.0 |
| Water (H2O) | 1 | 1 | 1.0 |
| Secondary amine | 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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Hydroxyl (O-H) 置信度 1.0
“The peaks at 3463 cm-1 o-phenylenediamine sis of CQDs prepared from showed the and 3160 belong to O-H stretching vibrations whereas a sp2 cm-1 presence of domains predominantly in the carbon core peak at 1612 stems from C=C stretching vibra”
Structural, optical, and bioimaging characterization of carbon quantum dots solvothermally synthesized from o-phenylenediamine DOI: 10.3762/bjnano.14.17 -
置信度 1.0
“As seen in cm-1, high frequency region, where only a band at around 3160 attributed to N-H stretch, 4a, sample jn-01 shows the vibrational band characteristics of ZIF-8 (ZIF-L) that have been is clearly present for ZIF-L (see Figure 5 and F”
XRD and Spectroscopic Investigations of ZIF—Microchannel Glass Plates Composites DOI: 10.3390/ma16062410 -
N h 置信度 1.0
“The IR spectrum of celecoxib (Figure 2) shows medium cm-1, absorption bands at 3160 and 3260 which were assigned to the drug -NH symmetric and asymmetric intensity and a shift to higher wave numbers.”
Pandya 等 - 2009 - Formulation, Characterization, and Optimization of DOI: 10.14227/DT160409P22 -
Hydroxyl (O-H) 置信度 1.0
“Wide double-peak line in the band cm-1 3160) corresponds to fluctuations of hydroxyl Electrical Conductivity of the Polymer Composites with group.”
Influence of Ultraviolet/Ozonolysis Treatment of Nanocarbon Filler on the Electrical Resistivity of Epoxy Composites DOI: 10.1186/s11671-016-1577-4 -
Hydroxyl (O-H) 置信度 1.0
“der at 3220 with its absorption maximum at 3160 The O-D band covering the”
Intermolecular Interactions and Spectroscopic Signatures of the Hydrogen-Bonded System—n-Octanol in Experimental and Theoretical Studies DOI: 10.3390/molecules27041225 -
Water (H2O) 置信度 1.0
“Hydrogen-bonded water to the gluten network the result of cm-1, 455 hydration by water also form peaks around 3160 contributing to the wide band seen in all 456 samples.”
Turksoy 等 - 2020 - Effect of aging at different temperatures on LAOS DOI: 10.1016/j.foodhyd.2018.12.055
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