What absorbs at 1828 cm⁻¹ in an FTIR spectrum?
A band near 1828 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 1 cited source
Moguće dodjele funkcionalnih skupina
| Funkcionalna skupina | Potporni dokazi | Citirani izvori | Najveća pouzdanost |
|---|---|---|---|
| Carbonyl (C=O) | 2 | 1 | 1,0 |
| Methacrylate | 1 | 1 | 1,0 |
| Ketone | 1 | 1 | 1,0 |
| Ester | 1 | 1 | 1,0 |
| Carboxyl (COOH) | 1 | 1 | 1,0 |
| Amide | 1 | 1 | 1,0 |
| Acetate | 1 | 1 | 1,0 |
Rangiranje odražava akumulirane literaturne dokaze, a ne jedno autoritativno pravilo. Uvijek provjerite u kontekstu vašeg uzorka.
Literatura iza ovih dodjela
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Acetate pouzdanost 1,0
“The band appearing at 1735 is due to the C=C stretching cm-1 vibration and the peak at 1828 is assigned to the C=O (carbonyl) groups resulting from the formation of hydroperoxide radicals initiated by irradiation in air [11,15,16].”
Jaleh 等 - 2015 - Characteristics of PVDF Membranes Irradiated by El DOI: 10.3390/membranes5010001
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