What absorbs at 1080 cm⁻¹ in an FTIR spectrum?
A band near 1080 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 |
|---|---|---|---|
| C-O single bond | 11 | 10 | 0,9 |
| Silicon-oxygen (Si-O) | 10 | 8 | 0,9 |
| Siloxane (Si-O-Si) | 7 | 7 | 0,95 |
| Phosphate (PO4) | 4 | 4 | 1,0 |
| Carbohydrate | 4 | 4 | 0,9 |
| Aldehyde (CHO) | 3 | 3 | 0,9 |
| Nucleic acid | 2 | 1 | 0,9 |
| Sulfonyl | 1 | 1 | 0,9 |
| Methacrylate | 1 | 1 | 0,9 |
| C n single bond | 1 | 1 | 0,8 |
| Thiocarbonyl | 1 | 0 | 0,9 |
| Boron nitrogen | 1 | 0 | 0,9 |
| Carbonate | 1 | 0 | 0,8 |
| Hydroxyl (O-H) | 1 | 0 | 0,8 |
| C c single bond | 1 | 0 | 0,8 |
Rankingen speglar ackumulerade litteraturbevis, inte en enda auktoritativ regel. Bekräfta alltid mot din provkontext.
Litteratur bakom dessa identifieringar
-
förtroende 1,0
“Explicitly stated: 'peak formed at 1080 represents the C-C bonding'.”
Ramanathan 等 - 2019 - Aluminosilicate Nanocomposite on Genosensor A Pro DOI: 10.1038/s41598-019-53573-9 -
Phosphate (PO4) förtroende 1,0
“Explicit assignment: 'phosphate absorption occurring at 1080 cm-1'”
Bassan 等 - 2013 - Whole organ cross-section chemical imaging using l DOI: 10.1039/c3an01674a -
Siloxane (Si-O-Si) förtroende 0,95
“Explicit assignment in text: 'the two IRA peaks at 1080 and 800 are ascribed to the Si-O-Si asymmetric stretching and the Si-O bending vibration'”
Lu 等 - 2013 - Red Light Emission from Silicon Created by Self-io DOI: 10.4028/www.scientific.net/AMM.320.109 -
C-O single bond förtroende 0,9
“Explicit assignment in text.”
Bushra 等 - 2013 - Microwave assisted acetylation of mung bean starch DOI: 10.1002/star.201200081 -
Carbohydrate förtroende 0,9
“Glucose-specific peak”
Eikje - 2011 - In vivo interstitial glucose characterization and DOI: 10.1117/12.874735 -
förtroende 0,9
“Broad band between 980-1200 cm-1 centered around 1080 cm-1 due to stretching vibrations.”
Fali 等 - 2021 - Nanoscale Spectroscopy of Dielectric Properties of DOI: 10.1021/acsphotonics.0c00951 -
Nucleic acid förtroende 0,9
“Mentioned as DNA region.”
Fogarty 等 - 2013 - Sub-cellular spectrochemical imaging of isolated h DOI: 10.1039/c2an36197c -
Silicon-oxygen (Si-O) förtroende 0,9
“Text states 'characteristic Si-O stretching frequencies at 1010-1080 cm-1'.”
Jung 和 Park - 2013 - Synthesis and Properties of Poly[oxy(arylene)oxy(t DOI: 10.5012/bkcs.2013.34.6.1637
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