What absorbs at 827 cm⁻¹ in an FTIR spectrum?
A band near 827 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 5 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 |
|---|---|---|---|
| Alkyl C-H | 2 | 2 | 1.0 |
| Chlorine | 1 | 1 | 1.0 |
| Nitrate | 1 | 1 | 1.0 |
| Hydroxyl (O-H) | 1 | 1 | 1.0 |
| C c single bond | 1 | 0 | 1.0 |
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
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Hydroxyl (O-H) 信心 1.0
“The 3 cm-1, other OH deformation peak can be seen at 827 as being reported by the previous study [7].”
Synthesis and characterizations of o-nitrochitosan based biopolymer electrolyte for electrochemical devices DOI: 10.1371/journal.pone.0212066 -
Alkyl C-H 信心 1.0
“The peak at 827.4 also corresponds to the C-H and is present only in the virgin membrane, which suggests its degradation after”
Barros 等 - 2020 - A three-stage chemical cleaning of ion-exchange me DOI: 10.1016/j.desal.2020.114628 -
Nitrate 信心 1.0
“This can be due to the influence of: (i) nitrate vibrations in the region 2 cm-1, cm-1 1500-1300 which also cause the appearance of the weak peak at 827 [42];”
Zirconia/Hydroxyapatite Composites Synthesized Via Sol-Gel: Influence of Hydroxyapatite Content and Heating on Their Biological Properties DOI: 10.3390/ma10070757 -
Alkyl C-H 信心 1.0
“For example, the band at 831 the-planebandsobservedformonomerofthematrix-isolated cm-1 cm-1 cytosine (vide supra), show that all these bands are yielded (827 in [7]) was attributed mainly to the CH”
Rozenberg 等 - 2004 - Low temperature FTIR spectroscopy and hydrogen bon DOI: 10.1016/S1386-1425(03)00251-8 -
Chlorine 信心 1.0
“cm-1 stretching), 1055 (C-N stretching), 1001 (C-O-C stretching), 949 (epoxide cm-1 asymmetric stretching, [60]), and 827 (CH 2-Cl stretching).”
Synthesis of a New Phosphonate-Based Sorbent and Characterization of Its Interactions with Lanthanum (III) and Terbium (III) DOI: 10.3390/polym13091513
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