What absorbs at 3241 cm⁻¹ in an FTIR spectrum?
A band near 3241 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
Iespējamie funkcionālo grupu piešķīrumi
| Funkcionālā grupa | Atbalstošie fakti | Citētie avoti | Augstākā pārliecība |
|---|---|---|---|
| Hydroxyl (O-H) | 2 | 2 | 1,0 |
| Alkyl C-H | 1 | 1 | 1,0 |
| Hydrogen bond | 1 | 1 | 1,0 |
| Ring structure | 1 | 1 | 1,0 |
Rangs atspoguļo uzkrātos literatūras pierādījumus, nevis vienu autoritatīvu noteikumu. Vienmēr apstipriniet atbilstoši parauga kontekstam.
Literatūra aiz šiem piešķīrumiem
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Hydroxyl (O-H) pārliecība 1,0
“The band at 3241 represents strong and broad O-H stretching which refer to the intermolecular bonds of the molecules in sodium”
Etlingera elatior-Mediated Synthesis of Gold Nanoparticles and Their Application as Electrochemical Current Enhancer DOI: 10.3390/molecules24173141 -
Ring structure pārliecība 1,0
“FTIR spectra of every stretching of the hydroxyl (-OH) group and peaks at ~2933 cm-1, indicating C-H stretchcm-1, type of bioscaffold showed characteristics absorption bands at ~3241 demonstrating ing associated with the ring methine hydrog”
Carbonised Human Hair Incorporated in Agar/KGM Bioscaffold for Tissue Engineering Application: Fabrication and Characterisation DOI: 10.3390/polym14245489 -
Hydroxyl (O-H) pārliecība 0,9
“Explicit assignment: '3241 cm-1 (stretching of OH)'”
Poly(vinyl alcohol) Nanocomposites Reinforced with Bamboo Charcoal Nanoparticles: Mineralization Behavior and Characterization DOI: 10.3390/ma8084895
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