What absorbs at 1419 cm⁻¹ in an FTIR spectrum?
A band near 1419 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 6 cited sources
可能的官能团归属
| 官能团 | 支持性事实 | 引用来源 | 最高置信度 |
|---|---|---|---|
| Carboxyl (COOH) | 1 | 1 | 0.9 |
| Hydroxyl (O-H) | 1 | 1 | 0.9 |
| Carbonate | 1 | 1 | 0.9 |
| C-O single bond | 1 | 1 | 0.9 |
| C c single bond | 1 | 1 | 0.8 |
排名反映了累积的文献证据，而非单一的权威规则。请始终对照您的样品背景进行确认。
这些分配背后的文献
-
C-O single bond 置信度 0.9
“stretching of C=O and C-O bonds of carbonate”
Prapruddivongs 和 Wongpreedee - 2020 - Use of eggshell powder as a potential hydrolytic r DOI: 10.1016/j.powtec.2020.05.076 -
Hydroxyl (O-H) 置信度 0.9
“Band around 1419 attributed to deformation and C-O stretching of phenolic groups.”
Ren 等 - 2018 - Identification of the proto-inkstone by organic re DOI: 10.1186/s40494-018-0184-3 -
Carboxyl (COOH) 置信度 0.9
“Explicit assignment: symmetric carboxylate stretching band at 1419 cm-1”
Sharratt 等 - 2021 - Ionotropic Gelation Fronts in Sodium Carboxymethyl DOI: 10.3390/gels7020044 -
置信度 0.9
“Explicit assignment in text: 'Two bands at 1419 cm-1 were assigned to symmetric'”
Vladut 等 - 2022 - Effect of Thermal Treatment on the Structure and M DOI: 10.3390/gels8120811 -
C c single bond 置信度 0.8
“C-C stretching vibrations in IR spectrum.”
Arjunan 等 - 2012 - Quantum chemical studies and vibrational analysis DOI: 10.1016/j.saa.2012.08.053 -
置信度 0.7
“Described as bending at 1419.”
Grivel 等 - 2020 - Thermal decomposition of Yttrium 2-methylbutyrate DOI: 10.1016/j.jaap.2020.104898
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