What absorbs at 3324 cm⁻¹ in an FTIR spectrum?
A band near 3324 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 4 cited sources
Atribuiri posibile ale grupelor funcționale
| Grup funcțional | Fapte suport | Surse citate | Încredere maximă |
|---|---|---|---|
| Hydroxyl (O-H) | 3 | 3 | 1,0 |
| Alkyl C-H | 1 | 1 | 1,0 |
| Metal hydroxyl | 1 | 1 | 1,0 |
Clasamentul reflectă dovezile acumulate din literatură, nu o singură regulă autoritară. Confirmați întotdeauna în contextul mostrei dvs.
Literatura din spatele acestor atribuiri
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Hydroxyl (O-H) încredere 1,0
“cm-1 cm-1 SM showed many intense peaks at 3324 for the acidic O-H, 2981 for the acidic showed many intense peaks at 3324 cm-1 for the acidic O-H, 2981 cm-1 for the acidic - cm-1 cm-1 -CH=CH- (aryl) str, 2884 for C-H (alkyl) str, 1635 for th”
Boosting the Anticancer Activity of Sunitinib Malate in Breast Cancer through Lipid Polymer Hybrid Nanoparticles Approach DOI: 10.3390/polym14122459 -
Metal hydroxyl încredere 1,0
“LLM confirmed rule peak-group candidate”
Benjamin Ortega-Lazcano 等 - 2021 - Study of Pigments from the Colonial Convent of Act DOI: 10.3390/min11080852 -
Hydroxyl (O-H) încredere 1,0
“The characteristic peak at 3324 indicates the presence of hydroxyl groups and the u”
Synthesis of Ultrasmall Synthetic Melanin Nanoparticles by UV Irradiation in Acidic and Neutral Conditions DOI: 10.1021/acsabm.9b00747. -
Hydroxyl (O-H) încredere 1,0
“The region 3375-3324 cm-1 is associated with O-H stretching and the region of 3026-2832 corresponds to C-H cm-1 stretching.”
Solubility of Luteolin and Other Polyphenolic Compounds in Water, Nonpolar, Polar Aprotic and Protic Solvents by Applying FTIR/HPLC DOI: 10.3390/pr9111952
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