What absorbs at 1427 cm⁻¹ in an FTIR spectrum?
A band near 1427 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 funksjonelle gruppe-tilordninger
| Funksjonell gruppe | Støttende fakta | Siterte kilder | Toppkonfidens |
|---|---|---|---|
| Carbonate | 2 | 2 | 1.0 |
| Alkyl C-H | 2 | 2 | 1.0 |
| Hydroxyl (O-H) | 1 | 1 | 1.0 |
| Carbonyl (C=O) | 1 | 1 | 0.9 |
| C n single bond | 1 | 0 | 0.9 |
| C c single bond | 1 | 0 | 0.9 |
Rangeringen gjenspeiler akkumulert litteraturbevis, ikke en enkelt autoritativ regel. Bekreft alltid mot prøvekonteksten din.
Litteratur bak disse tilordningene
-
Hydroxyl (O-H) konfidens 1.0
“Explicit assignment in text.”
Chen 等 - 2020 - Synthesis and Antioxidant Activity of Cationic 1,2 DOI: 10.3390/polym12010112 -
Alkyl C-H konfidens 1.0
“Explicit assignment in text: 'while that of 1427 is the bending vibration of CH2'”
Li 等 - 2020 - GlycerinNaOH Aqueous Solution as a Green Solvent DOI: 10.3390/polym12081735 -
Carbonate konfidens 1.0
“Text: 'sharp peaks like 1121.4 and 1426.6 cm-1 confirming that the carbonates had exhibited'.”
Venkatachalapathy 等 - 2022 - Synthesis, morphological, structural, functional, DOI: 10.15251/DJNB.2022.174.1441 -
konfidens 0.9
“Explicit: 'stretch at 1427 cm-1'.”
Aldeias 等 - 2019 - Shell we cook it An experimental approach to the DOI: 10.1007/s12520-016-0413-1) -
konfidens 0.9
“Explicit assignment: '1427 attributed to -OH in-plane displac' (likely displacement).”
Corrie 等 - 2022 - Multivariate Data Analysis and Central Composite D DOI: 10.3390/pharmaceutics14112395 -
Carbonyl (C=O) konfidens 0.9
“Assigned to carbonyl group of carboxylate ions.”
Fadillah 等 - 2017 - Fabrication and Characterization of ZnO and Li dop DOI: 10.1063/1.4991157 -
Alkyl C-H konfidens 0.9
“Assignment: bending vibrations at 1427 of C-H.”
Guo 等 - 2023 - Hard Carbons Derived from Phenyl Hyper-Crosslinked DOI: 10.3390/coatings13020421 -
konfidens 0.7
“Six main functional groups centered at these wavenumbers”
Chelu 等 - 2023 - High-Content Aloe vera Based Hydrogels Physicoche DOI: 10.3390/polym15051312
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