What absorbs at 865 cm⁻¹ in an FTIR spectrum?
A band near 865 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
Possibili assegnazioni di gruppi funzionali
| Gruppo funzionale | Fatti di supporto | Fonti citate | Affidabilità massima |
|---|---|---|---|
| Carbonate | 3 | 3 | 1,0 |
| Aromatic ring | 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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Carbonate affidabilità 1,0
“It has also been cm-1 reported that the peak at 865 attributed to surface carbonate ions in an amorphous state might reduce its Conclusions intensity or content with maturation of apatites [8].”
Chen 等 - 2006 - Corneal calcification chemical composition of cal DOI: 10.1007/s00417-005-1191-0 -
Carbonate affidabilità 1,0
“cm-1 The absorption band at 865 is assigned to the vibration modes of the carbonate ion.”
Ionic liquid mediated morphologically improved lanthanum oxide nanoparticles by Andrographis paniculata leaves extract and its biomedical applications DOI: 10.1016/j.jre.2019.06.006 -
Alkyl C-H affidabilità 1,0
“cm-1 Another peak at 865 was ascribed to out-of-plane C-H distortion modes of the bond.”
Ionic Liquid Functionalized Metal–Organic Framework ([DEIm][PF6]@MOF-5): Synthesis, Characterization, and Catalytic Application in the Reduction of 4-Nitrophenol DOI: 10.1021/acsomega.2c05808 -
Aromatic ring affidabilità 1,0
“LLM confirmed rule peak-group candidate”
Development of New Amphiphilic Catalytic Steam Additives for Hydrothermal Enhanced Oil Recovery Techniques DOI: 10.3390/catal12080921 -
Carbonate affidabilità 1,0
“The presence of carbonate ions, due to the solubilization of atmospheric CO in the sol, is also proved by 2 cm-1 the presence of the weak peak at 865 [14,45,46].”
Zirconia/Hydroxyapatite Composites Synthesized Via Sol-Gel: Influence of Hydroxyapatite Content and Heating on Their Biological Properties DOI: 10.3390/ma10070757
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