FTIR 峰位解讀
What absorbs at 1786 cm⁻¹ in an FTIR spectrum?
A band near 1786 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 |
|---|---|---|---|
| Methacrylate | 1 | 1 | 1.0 |
| Ketone | 1 | 1 | 1.0 |
| Ester | 1 | 1 | 1.0 |
| Carboxyl (COOH) | 1 | 1 | 1.0 |
| Carbonyl (C=O) | 1 | 1 | 1.0 |
| Amide | 1 | 1 | 1.0 |
| Acetate | 1 | 1 | 1.0 |
| Anhydride | 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
-
Anhydride 信心 1.0
“1858 new peak at 3266 cm-land two new anhydride peaks at and 1786 cm-l.”
Ha 等 - 2001 - Spectroscopic stuides on the liquid crystal alignm DOI: 10.1080/10587250108028259 -
Acetate 信心 1.0
“In addition, a cm-1 band at 1786 showed C=O stretching, which could possibly be due to the monobasic”
Assiry 等 - 2023 - Microstructural and Elemental Characterization of DOI: 10.3390/app13074517 -
信心 1.0
“1B at ~ 1786 are attributed to the stretching of C = O (Lee et al., 2013;”
Paraiso 等 - 2020 - Hibiscus sabdariffa L. extract Characterization ( DOI: 10.9755/ejfa.2020.v32.i1.2059 -
信心 0.9
“Explicitly assigned to oyster phase in FTIR spectra.”
AlBadr 等 - 2020 - The effectiveness of oyster filler on the physical DOI: 10.1063/5.0031467
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