What absorbs at 1146 cm⁻¹ in an FTIR spectrum?
A band near 1146 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
可能的官能团归属
| 官能团 | 支持性事实 | 引用来源 | 最高置信度 |
|---|---|---|---|
| C-O single bond | 3 | 3 | 0.9 |
| Aromatic ring | 1 | 1 | 0.9 |
| Alkyl C-H | 1 | 1 | 0.9 |
| Carbohydrate | 1 | 1 | 0.6 |
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
-
Alkyl C-H 置信度 0.9
“Explicit assignment.”
Altamimi 等 - 2020 - Novel Hemocompatible Imine Compounds as Alternativ DOI: 10.3390/pr8111476 -
置信度 0.9
“Explicit assignment: '1146 ascribable to C5-N stretching'”
Tocco 等 - 2023 - Conformational changes and location of BSA upon im DOI: 10.1016/j.jcis.2023.03.107 -
C-O single bond 置信度 0.9
“Explicit assignment: 1146 and 1117 (C-O stretching)”
Uthaiwat 等 - 2021 - Characteristic Evaluation of Gel Formulation Conta DOI: 10.3390/polym13071142 -
Aromatic ring 置信度 0.9
“band at 1146 derived from aromatic”
Zhang 等 - 2018 - Synthesis of zeolitic imidazolate framework-8 on p DOI: 10.1039/c8ra06414h -
C-O single bond 置信度 0.9
“GNP-2 had a unique signal for C-O stretching at 1146 cm-1.”
Zhou 等 - 2010 - Structural confirmation and quantification of indi DOI: 10.1039/c0an00066c. -
置信度 0.8
“Due to vibrations of the C=N system (N=Q) and early T-O-T bands.”
Safidine 等 - 2013 - Thermoelectrical characterization of new material DOI: 10.1038/pj.2012.232; -
置信度 0.7
“recognized to be the stretching”
Abu-Dalo 等 - 2022 - Preparation and Characterization of Polymer Membra DOI: 10.3390/polym14030457 -
置信度 0.7
“Peak at 1146 cm-1 assigned to P=N.”
Appavoo 等 - 2020 - Cardanol and Eugenol Sourced Sustainable Non-halog DOI: 10.3389/fchem.2020.00711
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