What absorbs at 2114 cm⁻¹ in an FTIR spectrum?
A band near 2114 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 |
|---|---|---|---|
| Methoxy (OCH3) | 1 | 1 | 1.0 |
| Methacrylate | 1 | 1 | 1.0 |
| C-O single bond | 1 | 1 | 1.0 |
| Acetate | 1 | 1 | 1.0 |
| Silicon hydride | 1 | 1 | 1.0 |
| Silicon (Si) | 1 | 1 | 1.0 |
| Adsorbed carbon monoxide | 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
-
Adsorbed carbon monoxide 信心 1.0
“6 TG and DTG curves for all copolymers cm-1, 669 associated with the degenerate bending vibraobtained in helium atmosphere tions) and carbon monoxide (bands at 2181 and cm-1, 2114 related to the stretching vibrations) connected”
Maciejewska 和 Rogulska - 2019 - Insight into functionalized DMN-co-GMA copolymers DOI: 10.1007/s10973-019-08327-0 -
Silicon (Si) 信心 1.0
“the peaks positioned at (cid:120) 2 2080cm-1 2114cm-1 and related to Si-H and Si-H respectively epitaxial [11];”
Hydrogen Plasma and Thermal Annealing Treatments on a-Si:H Thin Film for c-Si Surface Passivation DOI: 10.1016/j.egypro.2014.12.350 -
Acetate 信心 1.0
“ascribed to O-H, C-N and C-O stretching 2114 | New J.”
The mechanism of electropolymerization of nickel(ii) salen type complexes DOI: 10.1039/c6nj03635j -
信心 0.9
“Part of range 2112-2114 cm-1”
Litke 等 - 2019 - Interfacial charge transfer in Pt-loaded TiO2 P25 DOI: 10.1016/j.jphotochem.2018.10.023
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