What absorbs at 3460 cm⁻¹ in an FTIR spectrum?
A band near 3460 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 8 cited sources
可能性のある官能基アサイン
| 官能基 | 裏付け事実 | 引用元 | 最高信頼度 |
|---|---|---|---|
| Hydroxyl (O-H) | 5 | 5 | 0.9 |
| N h | 3 | 3 | 0.9 |
| Water (H2O) | 1 | 1 | 0.9 |
| Nitro (NO2) | 1 | 1 | 0.8 |
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これらのアサインの根拠となる文献
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信頼度 0.9
“Peaks at 3620, 3550, 3460, and 3355 cm-1 are related to hydrogen diffusion.”
Ferriss 等 - 2016 - Site-specific hydrogen diffusion rates during clin DOI: 10.1007/s00410-016-1262-8) -
N h 信頼度 0.9
“Stretching vibration of primary amine (N-H) groups.”
Mohamad 等 - 2017 - Synthesis and Characterization of Methyl 4-(4-Amin DOI: 10.1063/1.5002299 -
N h 信頼度 0.9
“Explicit assignment: 'absorption bands at 3460 cm-1 (-NH)'.”
Parveen 等 - 2020 - Electrochemical impedance spectroscopic analysis o DOI: 10.1007/s10008-020-04548-8 -
Hydroxyl (O-H) 信頼度 0.9
“Explicit assignment in snippet: 'strong peak at 3460 associated with the characteristic O-H stretching vibration'”
Mushtaq 等 - 2020 - Composite of PLA Nanofiber and Hexadecyl Trimethyl DOI: 10.3390/coatings10050484 -
Hydroxyl (O-H) 信頼度 0.9
“Minimum at 3460 cm-1 results from overlapping of O-H and N-H stretching.”
Rivero 等 - 2010 - Crosslinking capacity of tannic acid in plasticize DOI: 10.1016/j.carbpol.2010.04.048 -
Hydroxyl (O-H) 信頼度 0.9
“Range 3672-3248 cm-1 assigned to hydroxyl groups and water.”
Rysiakiewicz-Pasek 等 - 2020 - New Insight into Phase Transitions of Porous Glass DOI: 10.3390/ma13173698 -
信頼度 0.9
“broad peak consistent with intermolecular OH bond”
Santos 等 - 2023 - Different Species of Marine Sponges Diverge in Ost DOI: 10.3390/jfb14030122 -
Nitro (NO2) 信頼度 0.8
“Characteristic peak for -NO2 substitution.”
Hegde 等 - 2018 - Synthesis and Antimicrobial Screening of Pyrimidin DOI: 10.5012/jkcs.2018.62.2.87
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