What absorbs at 3477 cm⁻¹ in an FTIR spectrum?
A band near 3477 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 3 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) | 3 | 2 | 1.0 |
| Hydrogen bond | 1 | 1 | 1.0 |
| Alkyl C-H | 1 | 1 | 1.0 |
| Silicon (Si) | 1 | 1 | 1.0 |
ランキングは蓄積された文献証拠を反映しており、単一の権威あるルールではありません。常にサンプルのコンテキストと照合して確認してください。
これらのアサインの根拠となる文献
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Silicon (Si) 信頼度 1.0
“Whereas, the peak at 3477 which is attributed to protonation along the O1...O2 edge on the Si tetrahedron, has a positive temperature dependence.”
Liu 等 - 2019 - In Situ Infrared Spectra for Hydrous Forsterite up DOI: 10.3390/min9090512 -
Hydroxyl (O-H) 信頼度 1.0
“Explicit assignment: 'peaks at ... 3477 ... hydroxyl'”
Li 等 - 2020 - Preparation and Properties of Self-Healing Polyure DOI: 10.1021/acsomega.9b03082 -
Alkyl C-H 信頼度 1.0
“Polymers 2022, 14, x FOR PEER REVIEW 12 of 20 Regarding the GAL-loaded NPs using HPC as a porous carbon matrix-carrier, in addition to the polymer (CS or Cys-CS) and the API characteristic FTIR vibrational peaks, several peaks corresponding”
L-Cysteine Modified Chitosan Nanoparticles and Carbon-Based Nanostructures for the Intranasal Delivery of Galantamine DOI: 10.3390/polym14194004
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