What absorbs at 3332 cm⁻¹ in an FTIR spectrum?
A band near 3332 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
Mögulegar úthlutun virkra hópa
| Virkur hópur | Stuðningsstaðreyndir | Tilvitnuð heimildir | Mesta öryggi |
|---|---|---|---|
| N h | 3 | 3 | 0,9 |
| Hydroxyl (O-H) | 3 | 3 | 0,9 |
| Hydrogen bond | 1 | 1 | 0,9 |
| Protein | 1 | 1 | 0,9 |
Röðun endurspeglar uppsöfnuð ritrýnisgögn, ekki eina valdboðsreglu. Staðfestu alltaf í samhengi við sýnið þitt.
Ritlist á bak við þessar úthlutanir
-
Hydroxyl (O-H) öryggi 0,9
“Strong band for biodiesel treated wastewater, O-H stretching.”
Avinash 和 Murugesan - 2017 - Chemometric analysis of cow dung ash as an adsorbe DOI: 10.1038/s41598-017-09881-z -
Hydroxyl (O-H) öryggi 0,9
“Assigned to OH stretching mode”
Behera 等 - 2020 - Removal of Chromium from Synthetic Wastewater Usin DOI: 10.3390/app10093181 -
N h öryggi 0,9
“Explicit assignment in text: 'N-H group ... stretching vibrations at 3332 cm-1'.”
Haware 等 - 2019 - Physical properties and solubility studies of Nife DOI: 10.1039/C5PY01136A -
öryggi 0,9
“Band at 3309-3332 cm-1 assigned to vN-H.”
Jiang 等 - 2018 - Synthesis and structureproperties characterizatio DOI: 10.1098/rsos.180536 -
N h öryggi 0,9
“Text: 'band at 3332 cm-1 indicated the stretching of the N-H bond (amide A) of biomass proteins'”
Paczynska 等 - 2023 - The Effect of Modifying Canadian Goldenrod (Solida DOI: 10.3390/ma16134586 -
Hydrogen bond öryggi 0,9
“Ascribed to intra- and intermolecular hydrogen bonds”
Saviello 等 - 2016 - Non-invasive identification of plastic materials i DOI: 10.1016/j.microc.2015.07.016 -
N h öryggi 0,8
“range 3332-3356 assigned to N-H stretching”
Wei 等 - 2014 - An Optimization Study on the Inclusion of Aluminiu DOI: 10.4028/www.scientific.net/AMR.844.399 -
Hydroxyl (O-H) öryggi 0,8
“Valence vibration of cellulose functional groups.”
Abdel-Maksoud 等 - 2022 - Fungal Biodeterioration of a Historical Manuscript DOI: 10.3390/life12111821
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