What absorbs at 3361 cm⁻¹ in an FTIR spectrum?
A band near 3361 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 6 cited sources
Aseiniadau grŵp swyddogaethol posibl
| Grŵp swyddogaethol | Ffeithiau ategol | Ffynonellau a ddyfynnwyd | Hyder uchaf |
|---|---|---|---|
| Hydroxyl (O-H) | 3 | 3 | 0.95 |
| N h | 2 | 2 | 0.9 |
| Amide | 1 | 1 | 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 0.95
“Explicit assignment in text: 'bands started appearing at 3360.56 cm-1 indicating O-H'”
Mei 等 - 2021 - Electrochemical Determination of Lead & Copper Ion DOI: 10.3390/chemosensors9070157 -
Amide hyder 0.9
“Explicit assignment: peaks at 3361 corresponding to amide.”
Rahman 等 - 2020 - Development and Validation of Chemometric Assisted DOI: 10.5530/jyp.2020.12s.46 -
Hydroxyl (O-H) hyder 0.9
“Text: '3361cm-1 ... for hydroxy group, H-bonded OH stretch'”
Rajakumar 等 - 2015 - Antiplasmodial activity of eco-friendly synthesize DOI: 10.1007/s00436-015-4318-1 -
N h hyder 0.9
“Explicit assignment in text.”
Chaudhary 等 - 2020 - Development of Biodegradable Agar-AgarGelatin-Bas DOI: 10.3390/biom10060939 -
N h hyder 0.9
“Explicit assignment in text.”
Elkasabi 等 - 2011 - Cellular transduction gradients via vapor-deposite DOI: 10.1016/j.biomaterials.2010.10.046. -
Hydroxyl (O-H) hyder 0.9
“OH stretch at 3361 cm-1.”
Gao 等 - 2011 - Amphiphilic polylactic acid-hyperbranched polyglyc DOI: 10.1111/j.2042-7158.2011.01260.x
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