What absorbs at 913 cm⁻¹ in an FTIR spectrum?
A band near 913 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 |
|---|---|---|---|
| Silicon-oxygen (Si-O) | 2 | 2 | 0.9 |
| Phosphate (PO4) | 1 | 1 | 1.0 |
| Methyl | 1 | 1 | 0.9 |
| Metal hydroxyl | 1 | 1 | 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
-
Phosphate (PO4) 置信度 1.0
“Explicit assignment: '913 peak corresponds to the symmetric stretching vibration of PO4'”
Wang 等 - 2015 - Synthesis of Biocompatible Hydroxyapatite Using Ch DOI: 10.3390/ma8125440 -
置信度 0.9
“Explicit assignment: O-O telescopic vibration at 913 cm-1.”
Wang 等 - 2020 - Study on ozonolysis of asymmetric alkenes with mat DOI: 10.1016/j.chemosphere.2020.126413 -
Metal hydroxyl 置信度 0.9
“Explicit assignment: 'absence of 913cm-1 (Al-OH)'”
Batistella 等 - 2018 - Interactions between kaolinite and phosphinate-bas DOI: 10.1016/j.clay.2018.02.021 -
Methyl 置信度 0.9
“peaks at 957 and 913 were attributed to the rocking mode of CH3”
Boudjema 等 - 2020 - Green composites based on Atriplex halimus fibers DOI: 10.1515/polyeng-2020-0068 -
Silicon-oxygen (Si-O) 置信度 0.9
“Text: '913 cm-1 peaks ... corresponding to in-plane Si-O'.”
Humayun 等 - 2022 - 3D printed antimicrobial PLA constructs functional DOI: 10.1080/10667857.2020.1806188. -
Silicon-oxygen (Si-O) 置信度 0.6
“Mentioned in context of kaolinite and aluminosilicate.”
Madikizela 等 - 2017 - Physicochemical Characterization and In Vitro Eval DOI: 10.17159/0379-4350/2017/v70a016
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