FTIR 峰位解讀
What absorbs at 1433 cm⁻¹ in an FTIR spectrum?
A band near 1433 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 4 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 | 0.9 |
| Carbonate | 1 | 1 | 0.9 |
| Metal oxygen | 1 | 1 | 0.9 |
| Hydroxyl (O-H) | 1 | 1 | 0.6 |
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
-
Metal oxygen 信心 0.9
“Text: 'shifting peak positions from 1433 cm-1 confirmed the formation and presence of TiO2'”
Kumar 等 - 2020 - Structural, optical and conductivity study of hydr DOI: 10.1088/2053-1591/ab691f -
Carbonate 信心 0.9
“Carbonate ions absorb at 1433 cm-1.”
Correa-Ochoa 等 - 2023 - Systematic Search Using the Proknow-C Method for t DOI: 10.3390/su15118504 -
Alkyl C-H 信心 0.9
“Band at 1433 cm-1 in cellulose powder assigned to CH scissoring.”
Lefroy 等 - 2021 - A natural, cellulose-based microgel for water-in-o DOI: 10.1016/j.foodhyd.2020.106408 -
Hydroxyl (O-H) 信心 0.6
“Text states 'to O-H and C-H bending vibrations' and 'corresponding bend- ... vibrations is found at 1433'”
Hanafy - 2012 - Dielectric relaxation and alternating current cond DOI: 10.1063/1.4739752
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