What absorbs at 1161 cm⁻¹ in an FTIR spectrum?
A band near 1161 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
可能性のある官能基アサイン
| 官能基 | 裏付け事実 | 引用元 | 最高信頼度 |
|---|---|---|---|
| Alkyl C-H | 2 | 2 | 1.0 |
| C-O single bond | 2 | 1 | 1.0 |
| Carbohydrate | 1 | 1 | 1.0 |
| Ring structure | 1 | 1 | 1.0 |
ランキングは蓄積された文献証拠を反映しており、単一の権威あるルールではありません。常にサンプルのコンテキストと照合して確認してください。
これらのアサインの根拠となる文献
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Ring structure 信頼度 1.0
“cm-1, due to Meanwhile, the presence of electron-withdrawing bromines in Meanwhile, the intense peaks at 1161 and 1042 υ(CCC) compound (2), reduced the electron density in the phenylene ring stretching vibration of long linear dioctyloxy ch”
Synthesis of a novel 1,4‐bis[2‐(5‐thiophen‐2‐yl)‐1‐benzothiophene]‐2,5‐dioctyloxybenzene pentamer for creatinine detection. DOI: 10.1002/ajoc.202100374 -
Carbohydrate 信頼度 1.0
“C-O bond stretching Pyranose ring 1161 Anti-symmetrical C-O-C stretching Cellulose 1105”
Micro-FTIR combined with curve fitting method to study cellulose crystallinity of developing cotton fibers DOI: 10.1007/s00216-020-03094-6 -
Alkyl C-H 信頼度 1.0
“test.However,thedisintegrationtimeforthesheabutterand 1176.33cm-1 1161.12cm-1, 719.71cm-1 to and to beeswax combination increased with increasing amounts of 718.71cm-1 which corresponds to C-H (CH 2), C-H (CH 3)”
Bartels 等 - 2021 - Formulation of Suppositories of Alum Produced from DOI: 10.1155/2021/6667562 -
信頼度 1.0
“LLM confirmed rule peak-group candidate”
Chen 等 - 2021 - A Research on Durability Degradation of Mineral Ad DOI: 10.3390/ma14071752 -
C-O single bond 信頼度 1.0
“LLM confirmed rule peak-group candidate”
Concepcion Rodriguez-Robledo 等 - 2018 - Cellulose-Silica Nanocomposites of High Reinforcin DOI: 10.3390/ma11040575 -
Alkyl C-H 信頼度 1.0
“The fingerprint region in 1500-900 cm-1 enclosed the CH2 bending band at 1452 cm-1, and the CO/CH2 stretching and bending band at 1161 cm-1 [36,48,59].”
Detection of Lipid Oxidation in Infant Formulas: Application of Infrared Spectroscopy to Complex Food Systems DOI: 10.3390/foods9101432
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