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
可能的官能基指派
| 官能基 | 支持事實 | 引用來源 | 最高信心 |
|---|---|---|---|
| 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 |
排名反映累積的文獻證據，而非單一權威規則。請務必根據您的樣品背景進行確認。
這些指派背後的文獻
-
Ring structure 信心 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 信心 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 信心 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) 信心 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 信心 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 信心 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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