What absorbs at 1860 cm⁻¹ in an FTIR spectrum?
A band near 1860 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
可能的官能基指派
| 官能基 | 支持事實 | 引用來源 | 最高信心 |
|---|---|---|---|
| Carbonyl (C=O) | 2 | 2 | 1.0 |
| Methacrylate | 1 | 1 | 1.0 |
| Ketone | 1 | 1 | 1.0 |
| Ester | 1 | 1 | 1.0 |
| Carboxyl (COOH) | 1 | 1 | 1.0 |
| Amide | 1 | 1 | 1.0 |
| Acetate | 1 | 1 | 1.0 |
| N-O bond | 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
-
N-O bond 信心 1.0
“6c) were observed at 1860 cm-1, cm-1 frequencies upshifted by 2 and 4 Examination of the pH dependence of the NO bands, and 1853 from the untreated ones, with a higher relative intensity however, did not provide a straightforward result: th”
Suzuki 等 - 2004 - Thermal equilibrium of two conformations in photos DOI: 10.1093/jb/mvh096 -
Acetate 信心 1.0
“cm-1, Firstly, the absorption peak at 1860 which is characteristic of the C=O group in Firstly, the absorption peak at 1860 cm-1, which is characteristic of the C=O group in carboxylic dianhydride in PMDA, is absent in the PI spectra.”
Interpenetration Networked Polyimide–Epoxy Copolymer under Kinetic and Thermodynamic Control for Anticorrosion Coating DOI: 10.3390/polym15010243 -
Carbonyl (C=O) 信心 1.0
“Comparing the ABS spectrum with the purified samples, it is possible to detect the appearance of three new absorbance peaks that are related to it is possible to detect the appearance of three new absorbance peaks that are related to the su”
Enhancing the Interface Behavior on Polycarbonate/Elastomeric Blends: Morphological, Structural, and Thermal Characterization DOI: 10.3390/polym15071773
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