What absorbs at 1722 cm⁻¹ in an FTIR spectrum?
A band near 1722 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
Možne dodelitve funkcionalnih skupin
| Funkcionalna skupina | Podporna dejstva | Citirani viri | Najvišje zaupanje |
|---|---|---|---|
| Carbonyl (C=O) | 11 | 8 | 1,0 |
| Carboxyl (COOH) | 3 | 3 | 0,9 |
| Ester | 1 | 1 | 0,9 |
| C-O single bond | 1 | 1 | 0,9 |
Razvrstitev odraža zbrane literaturne dokaze, ne enega avtoritativnega pravila. Vedno preverite glede na kontekst vašega vzorca.
Literatura za temi dodelitvami
-
Carbonyl (C=O) zaupanje 1,0
“Explicit assignment: 'C=O (1722 cm-1)'”
Mujbil 等 - 2022 - Utilization of Metal Oxides Nanoparticles in Modul DOI: 10.3390/met12091413 -
C-O single bond zaupanje 0,9
“Explicit assignment: n(C-O) groups at 1722 cm-1.”
Bakan 等 - 2020 - Synthesis, characterization and toxicity assessmen DOI: 10.1002/bip.21333 -
zaupanje 0,9
“Band due to free esters and acids C=O stretch observed at 1722.43 cm-1.”
Firsoni 等 - 2019 - Fiber Content and Relative Feed Value Estimation o DOI: 10.1088/1757-899X/546/4/042008 -
Carbonyl (C=O) zaupanje 0,9
“IR absorption band at 1722 cm-1 assigned to C=O stretching.”
Kasar 等 - 2015 - Speciation of citric acid on anatase (TiO2)-water DOI: 10.1515/ract-2014-2320) -
Carbonyl (C=O) zaupanje 0,9
“Explicit assignment: carbonyl stretching mode at 1722 cm-1.”
Aguilar-Rodriguez 等 - 2023 - Microanalytical Characterization of an Innovative DOI: 10.3390/molecules28020564 -
Carboxyl (COOH) zaupanje 0,9
“Text: 'carboxylic band (1722 cm-1)'”
Alzard 等 - 2022 - Visible-Light-Driven Photocatalytic Coupling of Ne DOI: 10.1021/acsomega.2c04934 -
Carbonyl (C=O) zaupanje 0,9
“Explicit assignment from text.”
Harwansh 和 Deshmukh - 2021 - Formulation and Evaluation of Sodium Alginate and DOI: 10.5530/ijper.55.3.145 -
Carboxyl (COOH) zaupanje 0,9
“Characteristic stretching of COOH at 1722 cm-1.”
Kawalko 等 - 2023 - Characteristics of Humic Acids in Drained Floodpla DOI: 10.3390/su151411417
Imate spekter s tem pasom?
Naložite svoj FTIR spekter in v nekaj sekundah pridobite celotno poročilo o interpretaciji — dodelitve vrhov z literaturnimi citati, ujemanja knjižnice in verigo dokazov z oceno zaupanja.
Interpretiraj moj spekter