What absorbs at 1499 cm⁻¹ in an FTIR spectrum?
A band near 1499 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 |
|---|---|---|---|
| C=n | 2 | 2 | 1.0 |
| Secondary amine | 2 | 2 | 1.0 |
| Ring structure | 2 | 2 | 1.0 |
| Aromatic ring | 2 | 2 | 1.0 |
| Hydroxyl (O-H) | 1 | 1 | 1.0 |
| C n single bond | 1 | 1 | 1.0 |
| Amide | 1 | 1 | 1.0 |
| Alkyl C-H | 1 | 1 | 1.0 |
| Phosphate (PO4) | 1 | 1 | 1.0 |
| N 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
-
Ring structure 置信度 1.0
“1450.37 C=C ring stretching 1498.59 1493.77 1493.77 1487.98”
Ganesan 等 - 2018 - The effect of titanium dioxide nano-filler on the DOI: 10.1007/s10854-018-8815-8 -
N h 置信度 1.0
“The new band is at 1499 may be assigned to NH Acknowledgement”
Topacli 等 - 2006 - Infrared studies of pyroelectric Langmuir-Blodgett DOI: 10.1016/j.molstruc.2006.03.083 -
Aromatic ring 置信度 1.0
“(O corresponds to oxygen from the corner of the heteropolyanion structure), W-O e-W c IR spectrum of PDPA doped with the PTA heteropolyanions is characterized by the IR (O corresponds to oxygen from the side of the heteropolyanion structure”
The Photoluminescence and Vibrational Properties of Black Phosphorous Sheets Chemically/Electrochemically Functionalized in the Presence of Diphenylamine DOI: 10.3390/polym14214479 -
Hydroxyl (O-H) 置信度 1.0
“Four discm-1 about 1499 is assigned to the vibration of OH tinct Raman peaks can be seen at 198, 331, 438, and cm-1 cm-1 ions of water molecules presented on the surface of 584 (Figure 2c).”
The photocatalytic degradation of a binary textile dyes mixture within a new configuration of loop reactor using ZnO thin film-phytotoxicity control DOI: 10.5802/crchim.198 -
C=n 置信度 0.9
“ν(C=N) assignment from text.”
High Yielding, One-Pot Synthesis of Bis(1H-indazol-1-yl)methane Catalyzed by 3d-Metal Salts DOI: 10.3390/reactions3010005 -
Aromatic ring 置信度 0.8
“Weak band assigned to aromatic.”
Exposure to polystyrene nanoparticles leads to changes in the zeta potential of bacterial cells DOI: 10.1038/s41598-023-36603-5
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