What absorbs at 3580 cm⁻¹ in an FTIR spectrum?
A band near 3580 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 7 cited sources
Possibili assegnazioni di gruppi funzionali
| Gruppo funzionale | Fatti di supporto | Fonti citate | Affidabilità massima |
|---|---|---|---|
| Hydroxyl (O-H) | 8 | 6 | 1,0 |
| Water (H2O) | 2 | 1 | 1,0 |
| Methoxy (OCH3) | 1 | 1 | 1,0 |
| Methacrylate | 1 | 1 | 1,0 |
| C-O single bond | 1 | 1 | 1,0 |
| Acetate | 1 | 1 | 1,0 |
| Carbohydrate | 1 | 1 | 1,0 |
| Alkyl C-H | 1 | 1 | 1,0 |
La classifica riflette le prove bibliografiche accumulate, non una singola regola autorevole. Conferma sempre nel contesto del tuo campione.
Letteratura dietro queste assegnazioni
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Hydroxyl (O-H) affidabilità 1,0
“The low peak-intensity of O-H stretching at 3580 at 670 K showed PP pyrolysis, which is consistent with the previously proposed mechanism [51].”
Pyrolysis Process of Mixed Microplastics Using TG-FTIR and TED-GC-MS DOI: 10.3390/polym15010241 -
Hydroxyl (O-H) affidabilità 1,0
“Interestingly, a phenolic OH signal (>3580 cm-1) appeared in the”
Investigation of the Drug Carrier Properties of Insoluble Cyclodextrin Polymer Microspheres DOI: 10.3390/biom12070931 -
Water (H2O) affidabilità 1,0
“Olsson and Salmén 2004) Bands at 3580 and 3555 were assigned to loosely bond water or perhaps to non-hydrogen bonded O(2)H and O(6)H groups in amorphous”
High-yield cellulose hydrolysis by HCl vapor: cocrystallization, deuterium accessibility and hightemperature thermal stability DOI: 10.1007/s10570-020-03002-2 -
Acetate affidabilità 1,0
“Those results cm-1 vibrations of C-O) and at 3580 (stretching vibrations proved that by chemical modification of low cost, renewof OH) are characteristic for the formation of aldehyde, able and available potato starch by benzyl methacrylate”
Worzakowska - 2016 - Starch-g-poly(benzyl methacrylate) copolymers Char DOI: 10.1007/s10973-016-5328-7 -
Hydroxyl (O-H) affidabilità 0,9
“Text: '3580 cm-1 for -OH groups (stretching vibrations)'”
Zdarta 等 - 2017 - Lipase B from Candida antarctica Immobilized on a DOI: 10.3390/catal7010014 -
affidabilità 0,9
“Text: 'OH-Mg and OH-Mg2Al peaks were around 3580'”
Zhang 等 - 2013 - Midand near-infrared spectroscopic investigation DOI: 10.1016/j.jcis.2013.08.008 -
Hydroxyl (O-H) affidabilità 0,8
“Peaks attributed to OH incorporation.”
Zhang 等 - 2017 - Mechanisms of Incorporation of Hydroxyl in Coesite DOI: 10.1166/jnn.2017.14519
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