What absorbs at 508 cm⁻¹ in an FTIR spectrum?
A band near 508 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
Moguće dodjele funkcionalnih skupina
| Funkcionalna skupina | Potporni dokazi | Citirani izvori | Najveća pouzdanost |
|---|---|---|---|
| Alkyl C-H | 2 | 2 | 1,0 |
| Aromatic ring | 2 | 2 | 1,0 |
| Methoxy (OCH3) | 1 | 1 | 1,0 |
| Methacrylate | 1 | 1 | 1,0 |
| C-O single bond | 1 | 1 | 1,0 |
| Acetate | 1 | 1 | 1,0 |
| Ring structure | 1 | 1 | 1,0 |
| Alkene (C=C) | 1 | 1 | 1,0 |
| Borate | 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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Alkyl C-H pouzdanost 1,0
“indica by leaf extract were due to the C-H medium bending and the weak band at 508 from the FTIR it was inferred that the bio-organics such as the flavonoids, alkaloids and steroids phytoconstituents from the leaves served as a strong cappi”
Krishnan 等 - 2020 - Leaf Extract ofDillenia indicaas a Source of Selen DOI: 10.3390/coatings10070626 -
Borate pouzdanost 1,0
“While the peak at 1410 is for B-N and that at 799 for cm-1 B-N-B vibrations, sharp peak at 508 presents bending vibration of O-B-O.”
Kumar 等 - 2016 - Emergence of fluorescence in boron nitride nanofla DOI: 10.1039/C6RA05288F. -
Alkene (C=C) pouzdanost 1,0
“cm-1 cm-1 specifically the peak at 1,727 arising from the carbonyl stretching, whereas the peak at 1,508 cm-1 cm-1 associated with the C=C stretching of the aromatic rings.”
Incorporation of Hyperbranched Supramolecules into Nafion Ionic Domains via Impregnation and In-Situ Photopolymerization DOI: 10.3390/polym3042018 -
Ring structure pouzdanost 1,0
“Feldspar Raman bands (Figure 11b) correspond to plagioclase and possibly to albite Feldspar Raman bands (Figure 11b) correspond to plagioclase and possibly to albite with the Raman peaks at 292, 479 and 508 cm-1 related to SiO ring vibratio”
Non-Destructive Study of Egyptian Emeralds Preserved in the Collection of the Museum of the Ecole des Mines DOI: 10.3390/min13020158 -
Acetate pouzdanost 1,0
“Amore direct proof comes from the two new bands in C-O stretching 508 PETROVI],NIKOLI]andMARKOVI] cm-1 region: at 1202.5 (weak) and 1122.5 (very strong) for Zn-Chl, and at 1202.3 cm-1 (weak) and 1118.8 (very strong) for Cu-Chl (Table I);”
Petrovic 等 - 2006 - In vitro complexes of copper and zinc with chlorop DOI: 10.2298/JSC0605501P -
Aromatic ring pouzdanost 1,0
“et al., 2019) for high compression forces and anisotropic fiber (Figure 3F) Some bands in the PC1 loading point to a change (Gibson, arrangement for high tensile strength respectively in aromatic components (e.g., aromatic skeletal vibratio”
From the Soft to the Hard: Changes in Microchemistry During Cell Wall Maturation of Walnut Shells DOI: 10.3389/fpls.2020.00466
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