What absorbs at 709 cm⁻¹ in an FTIR spectrum?
A band near 709 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
Possibili assegnazioni di gruppi funzionali
| Gruppo funzionale | Fatti di supporto | Fonti citate | Affidabilità massima |
|---|---|---|---|
| Silicon nitrogen | 1 | 1 | 1,0 |
| Silicon (Si) | 1 | 1 | 1,0 |
| Adsorbed carbon monoxide | 1 | 1 | 1,0 |
| Water (H2O) | 1 | 1 | 1,0 |
| Chlorine | 1 | 1 | 1,0 |
| Metal oxygen | 1 | 1 | 1,0 |
| Carbonyl (C=O) | 1 | 1 | 0,8 |
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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Metal oxygen affidabilità 1,0
“The absorption bands in the 709(cid:2)100cm(cid:2)1 region were attributed to the envelope Ce(cid:2)O Y(cid:2)O of the phonon band of the metal oxide or 468cm(cid:2)1 vibrations.”
Jeyanthi 等 - 2013 - STRUCTURAL ANALYSIS OF THE COMBUSTION SYNTHESIZED DOI: 10.1142/S0218625X13500376 -
affidabilità 1,0
“709 The presence of these bands indicated the existence of C-Cl stretching, which can be attributed to the presence of calcium chloride in the sealer material itself.”
Assiry 等 - 2023 - Microstructural and Elemental Characterization of DOI: 10.3390/app13074517 -
Water (H2O) affidabilità 1,0
“cm-1 The absorption bands at 1639 enlightened the existence starch.2,19 C�C of stretching in alkali-isolated The peaks at cm-1 709 indicated low content of coordinated water molecules due to wagging (out-of-plane bending) vibrations”
Malik 等 - 2022 - Improvement in Digestion Resistibility of Mandua S DOI: 10.1021/acsomega.2c02327 -
Adsorbed carbon monoxide affidabilità 1,0
“their carbon monoxide photolysis band at 709 A.”
Comparison of redox and ligand binding behaviour of yeast and bovine cytochrome c oxidases using FTIR spectroscopy DOI: 10.1016/j.bbabio.2018.05.018 -
Silicon (Si) affidabilità 1,0
“The band at cm-1, higher energy, 709 is assigned to Si-N stretching vibration [18, 19].”
Structure and ionic conductivity of nitrated lithium disilicate (LiSiON) glasses DOI: 10.1016/j.matchemphys.2018.02.045 -
Carbonyl (C=O) affidabilità 0,8
“Explicit assignment: '709cm-1 stretching is shown for crystalline PTX'”
Zhao 等 - 2015 - Preparation and Characterization of Paclitaxel Loa DOI: 10.1155/2015/913254
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