What absorbs at 3262 cm⁻¹ in an FTIR spectrum?
A band near 3262 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 5 cited sources
Aseiniadau grŵp swyddogaethol posibl
| Grŵp swyddogaethol | Ffeithiau ategol | Ffynonellau a ddyfynnwyd | Hyder uchaf |
|---|---|---|---|
| Hydroxyl (O-H) | 3 | 3 | 1.0 |
| N h | 2 | 2 | 0.9 |
Mae＇r safle＇n adlewyrchu tystiolaeth llenyddiaeth gronnwyd, nid rheol awdurdodol sengl. Cadarnhewch bob amser yn erbyn eich cyd-destun sampl.
Llenyddiaeth y tu ôl i＇r aseiniadau hyn
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Hydroxyl (O-H) hyder 1.0
“Additionally, the wider cm-1 peak at 3262 of the NH and OH groups stretching vibrations, moved to a lower 2 value, which indicates and confirms the chemical interaction between ZnO molecules and the binding sites of chitosan.”
Bio-Based (Chitosan-ZnO) Nanocomposite: Synthesis, Characterization, and Its Use as Recyclable, Ecofriendly Biocatalyst for Synthesis of Thiazoles Tethered Azo Groups DOI: 10.3390/polym14030386 -
Hydroxyl (O-H) hyder 1.0
“[16] found broad bands at cm-1 cm-1, 3262 and 3247 attributed to hydroxyl groups being this broadening related cm-1 to their chemical reaction, which was proved also by the 1639 imide formation.”
Gabriela Chuc-Gamboa 等 - 2021 - Antibacterial Behavior of Chitosan-Sodium Hyaluron DOI: 10.3390/app1103 -
Hydroxyl (O-H) hyder 1.0
“VibrationalModes Pure PVA Vibrational Modes PVA:CS Vibrational Modes Pure CS O-H stretching 3259.34 O-H stretching 3261.67 O-H stretching”
Development of Flexible Plasticized Ion Conducting Polymer Blend Electrolytes Based on Polyvinyl Alcohol (PVA): Chitosan (CS) with High Ion Transport Parameters Close to Gel Based Electrolytes DOI: 10.3390/gels -
N h hyder 0.9
“Amide A band assigned to N-H stretching.”
Gaidau 等 - 2021 - Wool Keratin Hydrolysates for Bioactive Additives DOI: 10.3390/ma14164696 -
N h hyder 0.9
“Text: 'at 3262.04 ... for the N-H stretching bands of the secondary amine group'”
{Enhancement of the dissolution profile of the diuretic hydrochlorothiazide by elaboration of microspheres} DOI: 10.2298/JSC171112065LA
Oes gennych sbectrwm gyda＇r band hwn?
Llwythwch eich sbectrwm FTIR i fyny a chael adroddiad dehongli llawn — aseiniadau brig gyda chyfeiriadau llenyddiaeth, cyfateb llyfrgell, a chadwyn dystiolaeth â gradd hyder — mewn eiliadau.
Dehongli fy sbectrwm