What absorbs at 855 cm⁻¹ in an FTIR spectrum?
A band near 855 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
Lehetséges funkcionális csoport hozzárendelések
| Funkcionális csoport | Támogató tények | Hivatkozott források | Legmagasabb megbízhatóság |
|---|---|---|---|
| Alkyl C-H | 2 | 2 | 1,0 |
| Carbonyl (C=O) | 1 | 1 | 1,0 |
| Hydrogen bond | 1 | 1 | 1,0 |
| Ring structure | 1 | 1 | 1,0 |
A rangsor a felhalmozott irodalmi bizonyítékokat tükrözi, nem egyetlen tekintélyes szabályt. Mindig ellenőrizze a minta kontextusában.
A hozzárendelések mögötti irodalom
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Ring structure megbízhatóság 1,0
“The trend cm-1 observedfortheeffectofextrusionontheinitialcrystaltype ring vibration, while 855 was the 2a peak of D-gluco-”
Cao 等 - 2020 - Optimization of the preparation process of mung be DOI: 10.1515/ijfe-2020-0025 -
Alkyl C-H megbízhatóság 1,0
“2 Characteristic FTIR spectra of grease waste before bioremediation, showing bifurcated peaks at 2,855 cm-1 C-H and 2,926 represented aliphatic stretch biodegradation of hydrocarbons was observed faster compared to anaerobic degradation”
Negi 和 Kumar - 2012 - Evaluation of Techniques Used for Parameters Estim DOI: 10.1007/s12010-012-9562-6 -
Hydrogen bond megbízhatóság 1,0
“855cm1 tonic center of gravity at due to the strong hydrogen bonding in the formed complex.”
Alghanmi - 2019 - Synthesis, Characterization, and Biological Evalua DOI: 10.1155/2019/1743147 -
Alkyl C-H megbízhatóság 1,0
“cm-1 2800-2930 vibrations.19 thickness the C-H stretching The cm-1 could be assigned to the band observed at 855 ring.20 FTIR spectra of the coatings were analyzed to identify stretching vibrations of the oxirane The comparison of the spect”
Development of layer‐by‐layer assembled thin coatings on aluminium alloy AA2024‐T3 for high resolution studies of local corrosion processes DOI: 10.1002/app.49826 -
Carbonyl (C=O) megbízhatóság 1,0
“cm-1 cm-1 serum: 1656, 1632, 1555, and 1590 cm-1 associated with amide II and I of proteins, 1412 1656, 1632, 1555, and 1590 associated with amide II and I of proteins, 1412 and1122cm-1 cm-1 associated most probably with CH3 bands in lipids”
Araujo 等 - 2022 - Plasma versus Serum Analysis by FTIR Spectroscopy DOI: 10.3390/biotech11040056
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