What absorbs at 3296 cm⁻¹ in an FTIR spectrum?
A band near 3296 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
Možne dodelitve funkcionalnih skupin
| Funkcionalna skupina | Podporna dejstva | Citirani viri | Najvišje zaupanje |
|---|---|---|---|
| Hydroxyl (O-H) | 4 | 4 | 1,0 |
| Amide | 3 | 3 | 0,9 |
| N h | 2 | 2 | 0,9 |
| Phenolic | 1 | 1 | 1,0 |
| Alkyl C-H | 1 | 1 | 0,9 |
Razvrstitev odraža zbrane literaturne dokaze, ne enega avtoritativnega pravila. Vedno preverite glede na kontekst vašega vzorca.
Literatura za temi dodelitvami
-
Hydroxyl (O-H) zaupanje 1,0
“Explicit assignment in text.”
Rangayasami 等 - 2020 - Bioengineered silver nanoparticles using Elytraria DOI: 10.1016/j.bcab.2020.101690 -
Phenolic zaupanje 1,0
“Explicit assignment in text: 'a strong peak at 3296 (phenolic -OH group stretching)'”
Vamanu 等 - 2018 - In Vitro Human Microbiota Response to Exposure to DOI: 10.3390/nu10050607 -
Hydroxyl (O-H) zaupanje 0,9
“Text: 'O-H at 3296 cm-1'.”
Fito 等 - 2023 - Magnetite-impregnated biochar of parthenium hyster DOI: 10.1007/s13201-023-01880-y -
Amide zaupanje 0,9
“Explicitly assigned to amide A or N-H stretching.”
Soleimanifar 等 - 2020 - Encapsulation of olive leaf phenolics within elect DOI: 10.1016/j.foodhyd.2019.105572 -
Amide zaupanje 0,9
“Explicit assignment in text.”
Jafari 等 - 2023 - Preparation and characterization of active Cirish DOI: 10.1002/fsn3.3106 -
Hydroxyl (O-H) zaupanje 0,9
“Explicit assignment: OH stretch in phenolic and aliphatic hydroxyl groups.”
Md Salim 等 - 2021 - Chemical functional groups of extractives, cellulo DOI: 10.1007/s00226-020-01258-2 -
Hydroxyl (O-H) zaupanje 0,9
“Explicit assignment in text: 'wide band at 3296 related to the O-H stretching vibration of the hydroxyl groups'”
Palermo Fernandes 等 - 2022 - Bio-Based Composites for Light Automotive Parts S DOI: 10.3390/polym14173566 -
N h zaupanje 0,9
“N-H characteristic peak”
Zhu 等 - 2022 - Synthesis of Covalent Organic Frameworks (COFs)-Na DOI: 10.3390/polym14153158
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