What absorbs at 1224 cm⁻¹ in an FTIR spectrum?
A band near 1224 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 7 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 |
|---|---|---|---|
| C-O single bond | 2 | 2 | 0.9 |
| Carbonyl (C=O) | 1 | 1 | 1.0 |
| Carboxyl (COOH) | 1 | 1 | 1.0 |
| Boron nitrogen | 1 | 1 | 0.9 |
| C n single bond | 1 | 0 | 0.9 |
| Fluorine (C-F) | 1 | 0 | 0.9 |
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
-
Carboxyl (COOH) 置信度 1.0
“Explicit assignment in text.”
Olanipekun 等 - 2014 - Adsorption of lead over graphite oxide DOI: 10.1016/j.saa. -
Boron nitrogen 置信度 0.9
“Explicitly assigned to c-BN TO mode.”
Chakrabarty 等 - 2021 - Bias-Enhanced Formation of Metastable and Multipha DOI: 10.3390/ma14237167 -
置信度 0.9
“Text states 'signals for sulfate ions were found at 1053, 1120, 1224cm-1'”
Esteban Benito 等 - 2015 - Porous Silicates Modified with Zirconium Oxide and DOI: 10.1155/2015/325463 -
置信度 0.9
“Snippet: '1224 (external asymmetric stretch)'”
Hartati 等 - 2017 - Organic Template Free Synthesis of ZSM-5 from Calc DOI: 10.1063/1.5004301 -
C-O single bond 置信度 0.9
“Explicit assignment: 'C-OH stretching (1224 cm-1)'”
Zang 等 - 2019 - Removal of Tetracycline by Hydrous Ferric Oxide A DOI: 10.3390/ijerph16224580 -
置信度 0.8
“New absorption peak at 1224 cm-1 after nitrogen annealing.”
Liu 等 - 2006 - Study the effects of nitrogen annealing on oxygen DOI: 10.1016/j.mssp.2006.01.073 -
置信度 0.7
“Part of shoulder assignment.”
Lopes 等 - 2011 - Photochemistry and Vibrational Spectra of Matrix-I DOI: 10.1021/jp110705c
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