What absorbs at 3752 cm⁻¹ in an FTIR spectrum?
A band near 3752 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 3 cited sources
Möjliga identifieringar av funktionella grupper
| Funktionell grupp | Stödjande fakta | Citerade källor | Högsta förtroende |
|---|---|---|---|
| Hydroxyl (O-H) | 2 | 2 | 1,0 |
| Silanol (Si-OH) | 1 | 1 | 1,0 |
| Silicon (Si) | 1 | 1 | 1,0 |
| Metal oxygen | 1 | 1 | 1,0 |
Rankingen speglar ackumulerade litteraturbevis, inte en enda auktoritativ regel. Bekräfta alltid mot din provkontext.
Litteratur bakom dessa identifieringar
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Metal oxygen förtroende 1,0
“2925 420 420 Y-O Stretching 467 465 Y-O Stretching 3752 3450”
Synthesis characterization and luminescence studies of 100MeV Si8+ ion irradiated sol gel derived nanocrystalline Y2O3 DOI: 10.1016/j.nimb.2014.02.128 -
Silicon (Si) förtroende 1,0
“The 3752 and 3715 bands correspond to isolated external and isolated internal Si-OH groups.”
Identification of the silver state in the framework of Ag-containing zeolite by XRD, FTIR, photoluminescence, 109 Ag NMR, EPR, DR UV-vis, TEM and XPS investigations DOI: 10.1039/c6cp05263k -
Hydroxyl (O-H) förtroende 1,0
“Chemical Bond (cm-1) FTIR Band Chemical Bond 3752 -OH stretching vibration 3752 -OH stretching vibration 3625”
Selective Adsorption of 2-Hydroxy-3-Naphthalene Hydroxamic Acid on the Surface of Bastnaesite and Calcite DOI: 10.3390/min12111341
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