What absorbs at 1046 cm⁻¹ in an FTIR spectrum?
A band near 1046 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 8 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 |
|---|---|---|---|
| C-O single bond | 5 | 5 | 0.95 |
| Silicon-oxygen (Si-O) | 2 | 2 | 0.9 |
| C n single bond | 2 | 1 | 0.9 |
| Metal hydroxyl | 1 | 1 | 0.9 |
| Carbonate | 1 | 1 | 0.9 |
| Carboxyl (COOH) | 1 | 1 | 0.8 |
| N h | 1 | 1 | 0.7 |
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
-
C-O single bond 信心 0.95
“Explicit assignment: 'band corresponds to the C-O-C cm-1 stretching at 1046'”
Hagos 等 - 2022 - NEW ANALYTICAL METHODS FOR THE DETERMINATION OF AS DOI: 10.4314/bcse.v36i2.3 -
信心 0.9
“Text: 'band 1046 assigned to the second OH group in CS'”
Ou 等 - 2016 - Study on the thermal degradation kinetics and pyro DOI: 10.1016/j.jaap.2016.03.021 -
信心 0.9
“explicit assignment”
Wang 等 - 2023 - Effective depolymerization of alkali lignin into p DOI: 10.1007/s13399-021-01594-8 -
Carbonate 信心 0.9
“Explicit assignment: 'carbonate bands at 1046 and 1179 cm-1'”
Abd El-Kader 等 - 2021 - Morphological, structural and antibacterial behavi DOI: 10.1016/j.jmrt.2021.09.048 -
信心 0.9
“ascribed to skeletal”
Gonzalez Torres 等 - 2018 - Synthesis of gamma radiation-induced PEGylated cis DOI: 10.1039/c8ra06296j -
Metal hydroxyl 信心 0.9
“Explicit assignment: peak at 1046 cm-1 recognized as Cu-OH bending vibration.”
Lambhiya 等 - 2021 - Immobilization of transaminase from Bacillus liche DOI: 10.1186/s40643-021-00474-3 -
信心 0.9
“Explicit assignment.”
Rafiq 等 - 2016 - Influence of Pyrolysis Temperature on Physico-Chem DOI: 10.1371/journal.pone.0156894 -
C-O single bond 信心 0.9
“Explicit assignment in text.”
Ruzene 等 - 2008 - An alternative application to the Portuguese agro- DOI: 10.1007/s12010-007-8066-2
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