What absorbs at 3206 cm⁻¹ in an FTIR spectrum?
A band near 3206 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
Attributions possibles de groupes fonctionnels
| Groupe fonctionnel | Faits à l＇appui | Sources citées | Confiance maximale |
|---|---|---|---|
| Hydroxyl (O-H) | 2 | 2 | 1,0 |
| Secondary amine | 1 | 1 | 1,0 |
| N h | 1 | 1 | 1,0 |
| Amide | 1 | 1 | 1,0 |
Le classement reflète les preuves bibliographiques accumulées, et non une règle faisant autorité. Confirmez toujours dans le contexte de votre échantillon.
Bibliographie derrière ces attributions
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Hydroxyl (O-H) confiance 1,0
“O-H groups absorption peak of kcm-1 with a high intensity, but the O-H group absorption peak of CMKC appear at Carrageenan appears at 3205.69 cm-1 with a lower intensity.”
The capability of nanomagnetite carboxymethyl kappa-carrageenan coated to adsorp metal ions DOI: 10.1063/5.0000680 -
Hydroxyl (O-H) confiance 1,0
“the amount of high peak at 3205.77 corresponds to alcohols or phenols, 09/05/2016”
Mycosynthesis of silver nanoparticles from Beauveria bassiana and its larvicidal, antibacterial, and cytotoxic effect on human cervical cancer (HeLa) cells DOI: 10.1039/c6ra08593h -
Amide confiance 1,0
“1b), new peaks are appeared at 3206 and 1660 that powder was coated with a thin layer of gold and imaged in a may be attributed to amide NH stretching, asymmetric and”
Sadeghi 等 - 2013 - Graft Copolymerization Methacrylamide onto Pectin DOI: 10.14233/ajchem.2013.14310A
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