FTIR 峰位解讀
What absorbs at 1764 cm⁻¹ in an FTIR spectrum?
A band near 1764 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 4 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 |
|---|---|---|---|
| Carbonyl (C=O) | 4 | 3 | 0.95 |
| Ester | 1 | 1 | 0.9 |
| Metal oxygen | 1 | 1 | 0.9 |
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
-
Carbonyl (C=O) 信心 0.95
“Text: 'Etoposide exhibits the characteristic intensities of a C=O stretching absorption band at 1764'.”
Thiyagarajan 等 - 2019 - Preparation and Biopharmaceutical Evaluation of No DOI: 10.4274/tjps.galenos.2018.21043 -
Metal oxygen 信心 0.9
“Peak at 1764 cm-1 assigned to ester CdO stretching.”
Mahapatro 等 - 2006 - Surface modification of functional self-assembled DOI: 10.1021/la052817h -
Carbonyl (C=O) 信心 0.9
“νC=O absorption band region”
Limban 和 Chifiriuc - 2011 - Antibacterial Activity of New Dibenzoxepinone Oxim DOI: 10.3390/ijms12106432 -
Carbonyl (C=O) 信心 0.7
“Band at 1764 cm-1 produced by photodegradation, typical for carbonyl groups.”
Preklet 等 - 2021 - Effect of Water Leaching on Photodegraded Scots Pi DOI: 10.3390/f12070833
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