What absorbs at 3159 cm⁻¹ in an FTIR spectrum?
A band near 3159 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 2 cited sources
Mögulegar úthlutun virkra hópa
| Virkur hópur | Stuðningsstaðreyndir | Tilvitnuð heimildir | Mesta öryggi |
|---|---|---|---|
| Methoxy (OCH3) | 1 | 1 | 1,0 |
| Methacrylate | 1 | 1 | 1,0 |
| C-O single bond | 1 | 1 | 1,0 |
| Acetate | 1 | 1 | 1,0 |
| Secondary amine | 1 | 1 | 1,0 |
| N h | 1 | 1 | 1,0 |
Röðun endurspeglar uppsöfnuð ritrýnisgögn, ekki eina valdboðsreglu. Staðfestu alltaf í samhengi við sýnið þitt.
Ritlist á bak við þessar úthlutanir
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N h öryggi 1,0
“3468.5cm-1 3159cm-1 morph III were found at bonds are formed, the compatibility or miscibility between and (-NH 1677cm-1 1607cm-1 the polymer and the drug increases, changing the spectra, as valence vibration), (CO-R vibration), and 1594cm-”
Physicochemical characterization of solid dispersions of three antiepileptic drugs prepared by solvent evaporation method DOI: 10.1211/jpp.59.5.0004 -
Acetate öryggi 1,0
“The typically broad band centered at 3159 such as acetic, citric and butyric acids) (Shumilina et al., 2020), the mainly correN\\H C_O cm-1 signal at 1666 sponds to the stretch in peptides and amino acids (the shoulder can correspond to the”
Comprehensive characterization of industrial wastewaters using EEM fluorescence, FT-IR and 1H NMR techniques DOI: 10.1016/j.scitotenv.2021.150417
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