What absorbs at 3407 cm⁻¹ in an FTIR spectrum?
A band near 3407 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) | 4 | 4 | 0.9 |
| Hydrogen bond | 1 | 1 | 0.95 |
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
-
Hydrogen bond 置信度 0.95
“Explicit assignment: 'hydrogen bonds at 3407 cm-1'.”
Malyar 等 - 2023 - Microfibrillated Cellulose with a Lower Degree of DOI: 10.3390/polym15040904 -
置信度 0.9
“Explicit assignment in text.”
Abuhimd 等 - 2020 - Influence of Magnesium Aluminate Nanoparticles on DOI: 10.3390/coatings10100968 -
Hydroxyl (O-H) 置信度 0.9
“Text: 'Absorption band at wavenumber 3407.28 correlated with stretching vibration of -OH functional'.”
Az-Zahra 等 - 2019 - Reinforcement of chitosan film using cellulose iso DOI: 10.1088/1742-6596/1402/5/055039 -
Hydroxyl (O-H) 置信度 0.9
“broad band due to alcohols and phenols”
Mir 等 - 2022 - Chemical composition and insecticidal activity of DOI: 10.47665/tb.39.2.005 -
Hydroxyl (O-H) 置信度 0.9
“Pure glucose showed O-H stretch at 3407 cm-1.”
Sibiya 和 Moloto - 2017 - Shape control of silver selenide nanoparticles usi DOI: 10.1515/gps-2016-0057 -
Hydroxyl (O-H) 置信度 0.7
“Broadened band at around 3407 cm-1 implied further stretching of water molecules.”
Ashiq 等 - 2019 - Municipal solid waste biochar-bentonite composite DOI: 10.1016/j.jenvman.2019.02.006
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