What absorbs at 3600 cm⁻¹ in an FTIR spectrum?
A band near 3600 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 |
|---|---|---|---|
| Hydroxyl (O-H) | 34 | 31 | 1.0 |
| Water (H2O) | 2 | 2 | 0.8 |
| Carboxyl (COOH) | 1 | 1 | 0.9 |
| Amide | 1 | 1 | 0.8 |
| S eq o | 1 | 1 | 0.6 |
| Lignin | 1 | 1 | 0.6 |
| Carbohydrate | 1 | 1 | 0.6 |
| N h | 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
-
信心 1.0
“Explicitly stated as monomeric OH stretching frequency.”
Gupta 等 - 2022 - In vitro cell composition identification of wood d DOI: 10.1098/rsos.201935 -
Hydroxyl (O-H) 信心 1.0
“Text: 'medium hydroxyl (OH) band in the region 3600-3100 cm-1.'”
Mathews 和 Singh - 2016 - Characterization of solid bitumen from Panandhro l DOI: 10.18520/cs/v111/i11/1842-1846 -
信心 1.0
“Text: 'OH/NH stretching region between 3600 and 3000'.”
Liu 等 - 2021 - Fourier transform infrared spectroscopy coupled wi DOI: 10.1038/s41598-021-91802-2 -
Hydroxyl (O-H) 信心 0.9
“Explicit assignment: water molecules with OH stretching absorption at 3600 cm-1.”
Futamata 等 - 2005 - ATR-SEIR study of anions and water adsorbed on pla DOI: 10.1016/j.susc.2005.06.020 -
Hydroxyl (O-H) 信心 0.9
“Range 3200-3600 cm-1 assigned to hydroxy vibrations.”
Angulo 等 - 2023 - Photooxidative Behavior of Polystyrene Nanocomposi DOI: 10.3390/polym15092099 -
Hydroxyl (O-H) 信心 0.9
“Explicit assignment: banda de OH em torno de 3600”
Araújo 等 - 2017 - DOI: 10.1590/0366-69132017633652041 -
Hydroxyl (O-H) 信心 0.9
“Part of broad band 3000-3600 attributed to hydroxyl.”
Bajer 等 - 2020 - Novel StarchChitosanAloe Vera Composites as Prom DOI: 10.1007/s10924-020-01661-7 -
Hydroxyl (O-H) 信心 0.9
“Explicit assignment from text.”
Caliman 等 - 2018 - One-pot synthesis of amine-functionalized graphene DOI: 10.1039/c7ra13514a
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