What absorbs at 3246 cm⁻¹ in an FTIR spectrum?
A band near 3246 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
Caktime të mundshme të grupeve funksionale
| Grup funksional | Fakte mbështetëse | Burimet e cituara | Besueshmëri e lartë |
|---|---|---|---|
| Secondary amine | 2 | 2 | 1,0 |
| C n single bond | 1 | 1 | 1,0 |
| Amide | 1 | 1 | 1,0 |
| Alkyl C-H | 1 | 1 | 1,0 |
| N h | 1 | 1 | 1,0 |
Renditja pasqyron provat e grumbulluara të literaturës, jo një rregull të vetëm autoritar. Gjithmonë konfirmoni në kontekstin e mostrës suaj.
Literatura pas këtyre caktimeve
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N h besueshmëri 1,0
“305°C 450°C stretching, NH bending, and CH stretching of aliphatic alkanes, displayed at and on the thermogram were depicting 3246.40cm-1 respectively.”
Abdullah 等 - 2023 - Formulation of pH-responsive highly swellable hydr DOI: 10.3389/fbioe.2023.1190322 -
Amide besueshmëri 1,0
“band corresponding to the grouping -OH (3246 bond and the stretching of the C-N bond.”
Gelatine/PVA copolymer film incorporated with quercetin as a prototype to active antioxidant packaging DOI: 10.1007/s13197-020-04853-0 -
besueshmëri 0,5
“Explicit assignment in text: 'characteristic out-of-plane bending CH from 707.1 cm-1 to 506.6' but 3246 appears separately; context unclear.”
Phytochemical screening, polyphenols, flavonoids and tannin content, antioxidant activities and FTIR characterization of Marrubium vulgare L. from 2 different localities of Northeast of Morocco DOI: 10.1016/j.heliyon.2020.e05609
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