What absorbs at 1565 cm⁻¹ in an FTIR spectrum?
A band near 1565 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
Attributions possibles de groupes fonctionnels
| Groupe fonctionnel | Faits à l＇appui | Sources citées | Confiance maximale |
|---|---|---|---|
| Carbonate | 1 | 1 | 0,95 |
| Carbonyl (C=O) | 1 | 1 | 0,9 |
| Alkene (C=C) | 1 | 1 | 0,9 |
| Carboxyl (COOH) | 1 | 1 | 0,9 |
| C=n | 1 | 1 | 0,8 |
| C n single bond | 1 | 1 | 0,7 |
| Amide | 1 | 1 | 0,6 |
Le classement reflète les preuves bibliographiques accumulées, et non une règle faisant autorité. Confirmez toujours dans le contexte de votre échantillon.
Bibliographie derrière ces attributions
-
Carbonate confiance 0,95
“Explicit assignment in text.”
Tacker - 2008 - Carbonate in igneous and metamorphic fluorapatite DOI: 10.2138/am.2008.2551 -
Carboxyl (COOH) confiance 0,9
“Zinc carboxylate bands between 1565 and 1516 cm-1.”
Henderson 等 - 2019 - Infrared chemical mapping of degradation products DOI: 10.1186/s40494-019-0313-7 -
Alkene (C=C) confiance 0,9
“Explicit assignment: 'C=C stretching'.”
Loos 和 Gomes - 2009 - In situ-polymerization of fluorinated polyoxadiazo DOI: 10.1016/j.matlet.2008.11.042 -
Carbonyl (C=O) confiance 0,9
“C=O stretching for sodium acetate at 1565 cm-1.”
Pires 等 - 2022 - Elaboration and Characterization of Natural Deep E DOI: 10.3390/molecules27238310 -
confiance 0,8
“Text states 'absorption peaks at 1565 and 1644 of pristine graphite ... presence of oxygen functional groups'.”
Khanra 等 - 2014 - 7,7,8,8-Tetracyanoquinodimethane-assisted one-step DOI: 10.1039/c3nr05307e -
C=n confiance 0,8
“Range 1565-1532 assigned to ν(C=N).”
Graur 等 - 2023 - Novel Antioxidants Based on Selected 3d Metal Coor DOI: 10.17344/acsi.2022.7885 -
C n single bond confiance 0,7
“high intensity band between 1606 and 1565 reflecting C-N bonds”
Carrera 等 - 2017 - Highly water soluble room temperature superionic l DOI: 10.1039/x0xx00000x -
Amide confiance 0,6
“Shift from 1565 to 1524 cm-1 for amide I band.”
Haris 等 - 1992 - Potential of 13C and 15N labeling for studying pro DOI: 10.1021/bi00142a016
Avez-vous un spectre avec cette bande ?
Téléchargez votre spectre FTIR et obtenez un rapport d＇interprétation complet — attributions de pics avec citations bibliographiques, correspondances de bibliothèque et une chaîne de preuves avec évaluation de la confiance — en quelques secondes.
Interpréter mon spectre