What absorbs at 1496 cm⁻¹ in an FTIR spectrum?
A band near 1496 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 |
|---|---|---|---|
| Alkene (C=C) | 2 | 2 | 1.0 |
| Carboxyl (COOH) | 2 | 2 | 1.0 |
| Nitrile | 1 | 1 | 1.0 |
| N-O bond | 1 | 1 | 1.0 |
| Alkyl C-H | 1 | 1 | 1.0 |
| Aromatic ring | 1 | 1 | 1.0 |
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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Carboxyl (COOH) hyder 1.0
“The peak observed at 1496 has been assigned to stretching COO-.”
Crystal Growth, Spectral, Optical, Laser damage, Photoconductivity and Dielectric Properties of Semiorganic L-cystine hydrochloride Single Crystal DOI: 10.1016/j.saa.2015.06.113 -
Aromatic ring hyder 1.0
“LLM confirmed rule peak-group candidate”
Solid-State Synthesis of Polyaniline/Single-Walled Carbon Nanotubes: A Comparative Study with Polyaniline/Multi-Walled Carbon Nanotubes DOI: 10.3390/ma5071219 -
Carboxyl (COOH) hyder 1.0
“On that benzoic acid was adsorbed on TiO 2 cm-1 this basis, in the present study the bands centred at 1603 and 1451 are assigned to skeletal vibrations of the aromatic ring in adsorbed benzoic acid, whereas bands centred at 1530 and 1496 cm”
Augugliaro 等 - 2008 - Photocatalytic oxidation of aromatic alcohols to a DOI: 10.1016/j.apcata.2008.07.038 -
Alkyl C-H hyder 1.0
“cm-1 cm-1 II, C 1527 2=O stretching in guanine), 1663 (lower coefficient (lower coefficient in grade I recurrence, C=N and/ cm-1 cm-1 in grade II, C=O stretching in cytosine), 1639 or C=C stretching), 1496 (lower (higher coefficient in grad”
Spectrochemical differentiation of meningioma tumours based on attenuated total reflection Fourier-transform infrared (ATR-FTIR) spectroscopy DOI: 10.1007/s00216-019-02332-w -
N-O bond hyder 1.0
“A cm-1 structure of the CQDs, which contributed to the formation of peak at 1496 could be assigned to N-O stretching vibra-”
Structural, optical, and bioimaging characterization of carbon quantum dots solvothermally synthesized from o-phenylenediamine DOI: 10.3762/bjnano.14.17 -
Alkene (C=C) hyder 1.0
“cm-1 At 1496 and 1600 the typical absorption peaks for C=C stretching of benzenoid and quinoid observed8,25,49,52,53.”
Controlling the flux of reactive species: a case study on thin film deposition in an aniline/argon plasma DOI: 10.1038/s41598-020-72634-y
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