What absorbs at 1616 cm⁻¹ in an FTIR spectrum?
A band near 1616 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
Mulige funktionelle gruppetildelinger
| Funktionel gruppe | Understøttende fakta | Citerede kilder | Højeste tillid |
|---|---|---|---|
| Alkene (C=C) | 2 | 2 | 1,0 |
| N h | 2 | 2 | 0,95 |
| Protein beta sheet | 2 | 1 | 1,0 |
| Aromatic ring | 1 | 1 | 0,9 |
| C=n | 1 | 1 | 0,9 |
| Carbonyl (C=O) | 1 | 1 | 0,7 |
| Amide | 1 | 0 | 1,0 |
Rangering afspejler akkumulerede litteraturbeviser, ikke en enkelt autoritativ regel. Bekræft altid mod din prøvekontekst.
Litteratur bag disse tildelinger
-
Protein beta sheet tillid 1,0
“Explicitly assigned in text.”
Wu 和 Zuo - 2011 - Research on Structure and Property of Silk Fibroin DOI: 10.4028/www.scientific.net/AMR.175-176.176 -
Alkene (C=C) tillid 1,0
“alkene group”
Wei 等 - 2020 - Investigating flotation behavior and mechanism of DOI: 10.37190/ppmp/119662 -
N h tillid 0,95
“Explicit assignment: '1616.5 for amines (N-H bend)'.”
Al-Baldawi 等 - 2020 - Role of Salvinia molesta in biodecolorization of m DOI: 10.1038/s41598-020-70740-5 -
tillid 0,9
“Explicit assignment in snippet: 'Alkyl halides C-Cl stretch (1616cm-1'.”
Ahmad 等 - 2016 - In Vitro Antimicrobial Bioassays, DPPH Radical Sca DOI: 10.1155/2016/3818945 -
tillid 0,9
“Attributed to C-H vibration in aromatic ring of mimosa tannin.”
Azadeh 等 - 2022 - Development of Water Repellent, Non-Friable Tannin DOI: 10.3390/polym14225025 -
tillid 0,9
“vibrational mode ν T2 of TMG and DBN”
Carrera 等 - 2017 - Highly water soluble room temperature superionic l DOI: 10.1039/x0xx00000x -
C=n tillid 0,9
“Characteristic of azomethine group.”
Cristovao 等 - 2022 - New Heterotrinuclear Cu(II)Ln(III)Cu(II) (Ln = Ho, DOI: 10.3390/ma15124299 -
N h tillid 0,9
“Explicit assignment in text.”
Gangurde 等 - 2011 - Biodegradable chitosan-based ambroxol hydrochlorid DOI: 10.4103/0975-1483.76414
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