What absorbs at 1414 cm⁻¹ in an FTIR spectrum?
A band near 1414 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 |
|---|---|---|---|
| Acetate | 2 | 2 | 1.0 |
| Alkyl C-H | 2 | 2 | 0.9 |
| Hydroxyl (O-H) | 1 | 1 | 0.9 |
| Carbonate | 1 | 1 | 0.9 |
| Amide | 1 | 1 | 0.8 |
| C-O single bond | 1 | 1 | 0.8 |
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
-
信心 1.0
“Assigned to β-phase in text.”
Elashmawi 等 - 2007 - Spectroscopic and thermal investigations of poly(v DOI: 10.1002/crat.200610789 -
Acetate 信心 1.0
“Explicit assignment in text: 'acetate (1414'”
Metcalfe 等 - 2021 - Advanced spectroscopic analysis and N-15-isotopic DOI: 10.1039/d1an01261d -
Carbonate 信心 0.9
“Explicit assignment: 'the intensity of the band at 1414 cm-1' for carbonate/phosphate ratio.”
Alebrahim 等 - 2022 - Effect of Exposure to Acidic Food Items on Dentin DOI: 10.1155/2022/8542144 -
Hydroxyl (O-H) 信心 0.9
“Text: 'appear at 2920 and 1414 that match up with O-H stretching and O-H bending'”
Delgado-Mellado 等 - 2018 - Thermal stability of choline chloride deep eutecti DOI: 10.1016/j.molliq.2018.03.076 -
Alkyl C-H 信心 0.9
“Explicit assignment in text.”
Hivechi 等 - 2021 - Synthesis and Characterization of Exopolysaccharid DOI: 10.3390/polym13060854 -
信心 0.9
“peak at ca. 1414 attributed to symmetric stretching”
Liu 等 - 2022 - Promoting the Electrocatalytic Ethanol Oxidation A DOI: 10.3390/catal12121562 -
Acetate 信心 0.9
“Characteristic peak of acetate at 1414 cm-1.”
Metcalfe 等 - 2020 - On-line analysis and in situ pH monitoring of mixe DOI: 10.1007/s00216-020-02865-5 -
Alkyl C-H 信心 0.9
“Symmetric deformation vibration of C-H.”
Soto 等 - 2022 - Comparative Study between Two Simple Synthesis Met DOI: 10.3390/ma15217635
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