What absorbs at 1580 cm⁻¹ in an FTIR spectrum?
A band near 1580 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
Möjliga identifieringar av funktionella grupper
| Funktionell grupp | Stödjande fakta | Citerade källor | Högsta förtroende |
|---|---|---|---|
| Aromatic ring | 5 | 4 | 1,0 |
| Amide | 4 | 4 | 0,9 |
| Carboxyl (COOH) | 3 | 2 | 0,9 |
| Alkene (C=C) | 2 | 2 | 0,9 |
| C=n | 2 | 2 | 0,9 |
| N h | 2 | 2 | 0,9 |
| C n single bond | 1 | 1 | 0,9 |
| Alkyl C-H | 1 | 1 | 0,7 |
| Silicon nitrogen | 1 | 0 | 0,7 |
Rankingen speglar ackumulerade litteraturbevis, inte en enda auktoritativ regel. Bekräfta alltid mot din provkontext.
Litteratur bakom dessa identifieringar
-
Aromatic ring förtroende 1,0
“Ascribed to aromatic C=C stretching vibration.”
Abdi 等 - 2022 - Improvement of anti-corrosion performance of an ep DOI: 10.1038/s41598-022-14854-y -
förtroende 1,0
“Explicit assignment in text.”
Butova 等 - 2023 - In Situ FTIR Spectroscopy for Scanning Accessible DOI: 10.3390/nano13101675 -
förtroende 1,0
“Explicit assignment: '1580 (amide II bond)'”
Uthamacumaran 等 - 2022 - Machine learning characterization of cancer patien DOI: 10.1002/pmic.201600375 -
förtroende 1,0
“Explicitly stated: 'G band (approx. 1580)'.”
Xu 等 - 2019 - Enhancement of an organic-metallic hybrid charring DOI: 10.1098/rsos.181413 -
förtroende 0,95
“Text states 'two peaks at 1350 and 1580 belong to amorphous sp2-bonded carbon'.”
Li 等 - 2010 - Synthesis and infrared transmittance of curved sur DOI: 10.4028/www.scientific.net/MSF.663-665.320 -
N h förtroende 0,9
“Text: 'new amine-based stretching bands is observed at 1580 cm-1'”
Chavan 等 - 2021 - Enhanced Electrochemical NO(2)(-)Oxidation Reactio DOI: 10.1002/slct.202100608 -
förtroende 0,9
“Text: 'G band at 1580 cm-1'”
Gaffney 等 - 2015 - Characterization of Fine Mode Atmospheric Aerosols DOI: 10.1021/jp510361s -
förtroende 0,9
“Explicit assignment: 'amorphous peaks at 1580 and 1560 cm-1 for terephthalate rings'”
Ma 等 - 2004 - Crystal structure and composition of poly(ethylene DOI: 10.1021/ma0486905
Har du ett spektrum med detta band?
Ladda upp ditt FTIR-spektrum och få en fullständig tolkningsrapport – toppidentifieringar med litteraturhänvisningar, biblioteksmatchningar och en förtroendebedömd beviskedja – på sekunder.
Tolka mitt spektrum