What absorbs at 533 cm⁻¹ in an FTIR spectrum?
A band near 533 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
Возможные назначения функциональных групп
| Функциональная группа | Подтверждающие факты | Цитируемые источники | Максимальная достоверность |
|---|---|---|---|
| Hydroxyl (O-H) | 3 | 3 | 1,0 |
| Water (H2O) | 2 | 2 | 1,0 |
| Thiol | 1 | 1 | 1,0 |
| N-O bond | 1 | 1 | 1,0 |
| Carbohydrate | 1 | 1 | 1,0 |
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Литература, лежащая в основе этих назначений
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Carbohydrate достоверность 1,0
“The XPS peak located at ~533 eV could be attributed cm-1 to cellulose and hemicelluloses.”
Das 等 - 2017 - Extraction of xylem fibers from Musa sapientum and DOI: 10.1007/s12221-017-1187-5 -
Hydroxyl (O-H) достоверность 1,0
“The involvement of water molecules in the multilayer formation was cm-1 confirmed from the appearance of a broad stretching band around 3300 corresponding to the hydrogen O-H bonded in the ATR-FT-IR spectrum, in addition to a binding energy”
Kalimuthu 等 - 2009 - Leaflike Structured Multilayer Assembly of Dimerca DOI: 10.1021/jp810337s -
Hydroxyl (O-H) достоверность 1,0
“Furthermore, a peak at 533eV whilst the O (1s) spectrum in Figure 5c and S5d revealed a indicated the presence of the hydroxide group in the nano-”
Kgosiemang 等 - 2020 - Green synthesis of magnesium and cobalt oxide nano DOI: 10.1080/24701556.2020.1735422 -
достоверность 1,0
“In S1300, one extra peak, besides the 2 peaks, at about 533 eV is observed due to the oxygen deficient regions.”
Control of magnetic properties and band gap by Co/Mn ordering and oxygen distributions of La2CoMnO6 DOI: 10.1016/j.jmmm.2017.03.040 -
Hydroxyl (O-H) достоверность 1,0
“The peak at 530 eV represents lattice oxygen in Fe D 4 peak at 532.7 eV is associated with OH of water [28].”
Enhanced arsenic (iii) adsorption from aqueous solution by magnetic pine cone biomass DOI: 10.1016/j.matchemphys.2018.09.067 -
достоверность 1,0
“the refluxing time increases, the standard band of zinc oxide shifts to 520 cm to 533 cm -1, which may be due to the -1 structural change in the zinc oxide nanostructures.”
Wahab 等 - 2010 - Effect of Refluxing Time on the Morphology of Penc DOI: 10.1007/s12540-010-1011-x -
N-O bond достоверность 1,0
“of films, bonding structure, interfacial layer and crystallization tion Moreover, no signal of higher banding energy (533.0 eV [24,28]) is of the HfTaON.”
Yu 等 - 2012 - The structure and electrical properties of HfTaON DOI: 10.1016/j.apsusc.2011.11.015 -
Thiol достоверность 1,0
“The new observed the broad band exhibited at 2566 is assigned to the cm-1 cm-1 bands at 533 and 429 are assigned to the stretching vibration of ν(SH).”
Alibrahim - 2022 - FTIR, H-1 NMR, TGA, TEM AND BIOLOGICAL STUDIES ON DOI: 10.31925/farmacia.2022.1.19
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