What absorbs at 890 cm⁻¹ in an FTIR spectrum?
A band near 890 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 |
|---|---|---|---|
| Alkyl C-H | 3 | 2 | 0.9 |
| Silicon hydride | 3 | 2 | 0.9 |
| Alkene (C=C) | 1 | 1 | 0.9 |
| Carbonate | 1 | 1 | 0.8 |
| Thiocarbonyl | 1 | 1 | 0.8 |
| Metal oxygen | 1 | 1 | 0.8 |
| Carbohydrate | 1 | 1 | 0.7 |
| Water (H2O) | 1 | 0 | 0.9 |
| Hydroxyl (O-H) | 1 | 0 | 0.9 |
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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信頼度 1.0
“explicit assignment in text”
Jamil 等 - 2022 - Apatitic calcium phosphatemontmorillonite nano-bi DOI: 10.1016/j.heliyon.2022.e10042 -
Silicon hydride 信頼度 0.9
“Explicit assignment in text.”
Kristiawan 等 - 2022 - Glass Powder Additive on Recycled Polypropylene Fi DOI: 10.3390/polym14010005 -
信頼度 0.9
“Band at 890 cm-1 corresponds to vibration of Si-O-Zr bond.”
Salas 等 - 2009 - Effect of the SiZr molar ratio on the synthesis o DOI: 10.1016/j.matchemphys.2008.08.086 -
信頼度 0.9
“Explicit assignment.”
Altamimi 等 - 2020 - Novel Hemocompatible Imine Compounds as Alternativ DOI: 10.3390/pr8111476 -
Alkene (C=C) 信頼度 0.9
“Text: 'at peaks of 1458 and 890 the C=C bonds of the alkenes'”
Cho 等 - 2023 - Pyrolysis Process of Mixed Microplastics Using TG- DOI: 10.3390/polym15010241 -
信頼度 0.9
“Explicit assignment in text.”
Gaston 等 - 2016 - One year monitoring by FTIR of gamma-irradiated mu DOI: 10.1016/j.radphyschem.2016.03.010 -
Alkyl C-H 信頼度 0.9
“Text mentions 'C-H bending mode near 890 cm-1'.”
Hui 等 - 2017 - Comparison of Two Types of Overoxidized PEDOT Film DOI: 10.3390/s17030628 -
Silicon hydride 信頼度 0.9
“Peak at 890 attributed to bending frequencies of Si-H group.”
Nwankire 等 - 2011 - Enhancing the Mechanical Properties of Superhydrop DOI: 10.1002/ppap.201000069
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