What absorbs at 1049 cm⁻¹ in an FTIR spectrum?
A band near 1049 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 | 5 | 5 | 0.9 |
| Thiocarbonyl | 1 | 1 | 0.8 |
| Carbohydrate | 1 | 1 | 0.8 |
| Phosphate (PO4) | 1 | 1 | 0.8 |
| Nucleic acid | 1 | 0 | 0.8 |
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
“Peak at 1049 cm-1 assigned to C-O stretch.”
De 等 - 2000 - Hydrolysis-condensation reactions of TEOS in the p DOI: 10.1039/B003221M -
C-O single bond 信心 0.9
“explicit assignment”
Barzic 等 - 2022 - Cellulose derivativebarium titanate composites wi DOI: 10.21203/rs.3.rs-467926/v1 -
C-O single bond 信心 0.9
“Text: C-O-C stretching vibrations at 1049, 988, 908.”
Feng 等 - 2022 - Structural Analysis of Oxidized Sucrose and Its Ap DOI: 10.3390/polym14142842 -
C-O single bond 信心 0.9
“Peak at 1049 cm-1 assigned to C-O-C symmetrical stretching.”
Sabnis 等 - 2022 - Improvements in azithromycin recrystallization usi DOI: 10.1016/j.ultsonch.2022.105922 -
信心 0.9
“Explicit assignment in text.”
Tavares 等 - 2011 - Incorporation of Strontium up to 5 Mol. (%) to Hyd DOI: 10.1590/S1516-14392011005000073 -
Phosphate (PO4) 信心 0.8
“Anti-symmetric (P-O) stretching band.”
Giraldo 和 Carlos Moreno-Pirajan - 2013 - Study on the Adsorption of Heavy Metal Ions from A DOI: 10.1039/b211124c -
Carbohydrate 信心 0.8
“Associated with xylan.”
Khat-Udomkiri 等 - 2018 - Optimization of alkaline pretreatment and enzymati DOI: 10.1186/s13568-018-0645-9 -
Thiocarbonyl 信心 0.8
“Explicit assignment: 'thicarbonyl (C=S) stretch at 1049'”
Kishore 等 - 2012 - Immobilization of beta-Galactosidase onto Function DOI: 10.1371/journal.pone.0040708
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