FTIR 峰位解讀
What absorbs at 3409 cm⁻¹ in an FTIR spectrum?
A band near 3409 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
可能的官能基指派
| 官能基 | 支持事實 | 引用來源 | 最高信心 |
|---|---|---|---|
| Hydroxyl (O-H) | 5 | 5 | 1.0 |
| Hydrogen bond | 1 | 1 | 0.8 |
| N h | 1 | 0 | 0.95 |
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
-
Hydroxyl (O-H) 信心 1.0
“The FTIR bands observed at 3409 and 1621 are due to the O-H stretching mode of hydroxyl group.”
Arunkumar 和 Alagiri - 2017 - Synthesis and Characterization of Spindle-Like TiO DOI: 10.1007/s10876-017-1245-6 -
Hydroxyl (O-H) 信心 0.9
“Represents O-H stretching vibrations”
Adel 等 - 2022 - Biogenic silver-doped mesoporous silica nanopartic DOI: 10.1007/s13399-022-03643-2 -
Hydroxyl (O-H) 信心 0.9
“Prominent broad stretching peak at 3409 cm-1 assigned to O-H.”
Raman 等 - 2021 - Antioxidant activity of partially characterized po DOI: 10.14480/JM.2021.19.3.140 -
Hydroxyl (O-H) 信心 0.9
“shifted peak at 100 MPa”
Wang 等 - 2022 - Effects of High Hydrostatic Pressure Pretreatment DOI: 10.3390/foods11010029 -
Hydrogen bond 信心 0.8
“Text states 'blunt peak at 3409.02 cm-1 could be attributed' to hydrogen bonding.”
Jubeen 等 - 2019 - Green synthesis and biological evaluation of novel DOI: 10.1016/j.jsps.2019.09.013 -
Hydroxyl (O-H) 信心 0.8
“Assigned to O-H stretch absorption.”
Shkliarenko 等 - 2023 - Adsorptive Performance of Walnut Shells Modified w DOI: 10.3390/w15081536
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