FTIR 峰位解讀
What absorbs at 2771 cm⁻¹ in an FTIR spectrum?
A band near 2771 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 1 cited source
可能的官能基指派
| 官能基 | 支持事實 | 引用來源 | 最高信心 |
|---|---|---|---|
| Methyl | 1 | 1 | 1.0 |
| Methoxy (OCH3) | 1 | 1 | 1.0 |
| Methacrylate | 1 | 1 | 1.0 |
| Acetate | 1 | 1 | 1.0 |
| Alkyl C-H | 1 | 1 | 1.0 |
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
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Alkyl C-H 信心 1.0
“The characteristic bands ure 2c), denoting the existence of CH, CH2 at 2822 and 2771 cm-1 found in DMAEMA spectrum corresponded to the C-H stretching of (CH3)2Ngroups.”
Nikolaidis 等 - 2021 - Synthesis of Novel Dental Nanocomposite Resins by DOI: 10.3390/polym13111682
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