What absorbs at 2050 cm⁻¹ in an FTIR spectrum?
A band near 2050 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
可能的官能基指派
| 官能基 | 支持事實 | 引用來源 | 最高信心 |
|---|---|---|---|
| C-O single bond | 4 | 3 | 0.9 |
| Adsorbed carbon monoxide | 2 | 1 | 0.9 |
| Phosphate (PO4) | 1 | 1 | 0.9 |
| Silicon hydride | 1 | 1 | 0.5 |
| Thiocyanate | 1 | 0 | 0.9 |
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
-
C-O single bond 信心 0.9
“Explicit assignment: 'FTIR band at 2050 cm-1 assigned to CO'”
Belhadj 等 - 2017 - Mechanisms of Simultaneous Hydrogen Production and DOI: 10.1021/acscatal.7b01312 -
Phosphate (PO4) 信心 0.9
“Bands between 1850 and 2050 cm-1 correspond to overtones of ν(P=O) vibrations.”
Blanco 等 - 2020 - Acidic Properties of Alkaline-Earth Phosphates Det DOI: 10.1021/acs.jpcc.9b10472 -
Adsorbed carbon monoxide 信心 0.9
“Band between 2050 and cm-1 assigned to linearly adsorbed CO.”
Buso-Rogero 等 - 2014 - Formic acid electrooxidation on thallium-decorated DOI: 10.1039/c4cp00304g -
信心 0.9
“Explicit assignment in text.”
Sarabia 等 - 2018 - Underpotential deposition of Nickel on platinum si DOI: 10.1016/j.jelechem.2017.11.033 -
C-O single bond 信心 0.9
“Explicit assignment: absorption band at around 2050 cm-1 assignable to CO species.”
Yoshida 等 - 2015 - Influence of Crystallite Size of TiO2 Supports on DOI: 10.1007/s10562-014-1404-4 -
信心 0.9
“Bands at 1750 and 2050 assignable to CO species.”
Yoshida 等 - 2012 - In situ FTIR study on the formation and adsorption DOI: 10.1039/c2cp23590k -
C-O single bond 信心 0.8
“Positive band at ca. 2050 associated with linearly adsorbed CO.”
Ferre-Vilaplana 等 - 2016 - Cleavage of the C-C Bond in the Ethanol Oxidation DOI: 10.1021/acs.jpcc.6b03117. -
Silicon hydride 信心 0.5
“Part of broad peak between 2050-2010 cm-1.”
Guruvenket 等 - 2011 - Atmospheric Pressure Plasma CVD of Amorphous Hydro DOI: 10.1002/ppap.201100035
有包含此波峰的圖譜嗎？
上傳您的FTIR圖譜，幾秒內即可獲得完整的解讀報告——包含帶有文獻引用的峰位指派、圖譜庫比對以及信心等級評估的證據鏈。
解讀我的圖譜