What absorbs at 484 cm⁻¹ in an FTIR spectrum?
A band near 484 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 7 cited sources
Galimi funkcinių grupių priskyrimai
| Funkcinė grupė | Pagrindžiantys faktai | Cituoti šaltiniai | Aukščiausias pasitikėjimas |
|---|---|---|---|
| Silicon-oxygen (Si-O) | 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 |
| Aromatic ring | 1 | 1 | 1,0 |
| Siloxane (Si-O-Si) | 1 | 1 | 1,0 |
| Silicon (Si) | 1 | 1 | 1,0 |
| Chitosan | 1 | 1 | 1,0 |
| Amine primary | 1 | 1 | 1,0 |
| Secondary amine | 1 | 1 | 1,0 |
| N h | 1 | 1 | 1,0 |
| Metal oxygen | 1 | 1 | 1,0 |
Reitingavimas atspindi sukauptą literatūros įrodymų kiekį, o ne vieną autoritetingą taisyklę. Visada patvirtinkite pagal savo mėginio kontekstą.
Literatūra, kuria remiantis atlikti šie priskyrimai
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Metal oxygen pasitikėjimas 1,0
“The peak at 621 ascribed to Zr-O vibrations in the nano-tetragonal ZrO [44] 2 cm-1 and the sharp peak observed at 484 is attributed to the”
Influence of pH on the structural, spectral, optical, morphological and photocatalytic properties of ZrO2 nanoparticles synthesized by sol–gel technique DOI: 10.1007/s10854-020-04134-8 -
N h pasitikėjimas 1,0
“bendingCH 1095-4095 2OH.20 The OH stretching frequency emerged The extracted was observed in the range of cm-1 cm-1(14,264 and also the CO (amide) and NH primary amine counts/ at 3452 chitosan showed maximum peaks at 484 cm-1”
Varma 和 Vasudevan - 2020 - Extraction, Characterization, and Antimicrobial Ac DOI: 10.1021/acsomega.0c01903 -
Silicon (Si) pasitikėjimas 1,0
“cm-1 bending and OH stretching, Moreover, the band at 484 is ascribed to Si-O-Si bond binding”
Fabrication of attapulgite/magnetic aminated chitosan composite as efficient and reusable adsorbent for Cr (VI) ions DOI: 10.1038/s41598-021-96145-6 -
Silicon-oxygen (Si-O) pasitikėjimas 1,0
“LLM confirmed rule peak-group candidate”
A Novel Open-System Method for Synthesizing Muscovite from a Biotite-Rich Coal Tailing DOI: 10.3390/min11030269 -
Aromatic ring pasitikėjimas 1,0
“In cm-1 requiredtoconvertthebiomasstosugars(Mankaretal.,2021).Both addition, the band at 1,517 is attributed to the C=C commercial enzymes and microorganisms known to produce stretching of the aromatic ring of lignin (Prajapati and Kango, 1”
Ningthoujam 等 - 2023 - Bioethanol production from alkali-pretreated rice DOI: 10.3389/fbioe.2023.1243856 -
Acetate pasitikėjimas 1,0
“1160 Ethereal C-O-C Stretching vibration of Raman shifts (cm-1) Functional groups/vibration group C-O-C group 484.22 Strong δ(CC) aliphatic chain 850-800 Aromatics and = C-H out of plane 771.47”
Sahoo 等 - 2011 - Qualitative analysis of controlled release ciprofl DOI: 10.4103/2231-4040.85541 -
pasitikėjimas 0,9
“Text identifies band at 482 (close to 484) as Eg mode of Co3O4.”
Cobalt Oxide Catalysts in the Form of Thin Films Prepared by Magnetron Sputtering on Stainless-Steel Meshes: Performance in Ethanol Oxidation DOI: 10.3390/catal9100806
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