What absorbs at 897 cm⁻¹ in an FTIR spectrum?
A band near 897 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 8 cited sources
Attributions possibles de groupes fonctionnels
| Groupe fonctionnel | Faits à l'appui | Sources citées | Confiance maximale |
|---|---|---|---|
| Carbohydrate | 4 | 4 | 0,9 |
| C-O single bond | 2 | 2 | 0,9 |
| Metal oxygen | 2 | 1 | 0,95 |
Le classement reflète les preuves bibliographiques accumulées, et non une règle faisant autorité. Confirmez toujours dans le contexte de votre échantillon.
Bibliographie derrière ces attributions
-
Metal oxygen confiance 0,95
“Explicit assignment: 'Cr-O cm-1 appeared at 897 after Cr(VI) removal'”
Lee 等 - 2017 - Modacrylic anion-exchange fibers for Cr(VI) remova DOI: 10.1080/10934529.2017.1356192 -
confiance 0,9
“Text: 'absorption bands at 896.9 ... typical of C-H axial'.”
Tiburu 等 - 2017 - Formation of Chitosan Nanoparticles Using Deacetyl DOI: 10.4028/www.scientific.net/JNanoR.48.156 -
Carbohydrate confiance 0,9
“Explicit: 'Peaks at about ... 897 are indicative of ... cellulose'”
White 等 - 2018 - Degradation changes in plant root cell wall struct DOI: 10.1016/j.orggeochem.2017.11.004 -
confiance 0,9
“β-linkage”
Cao 等 - 2021 - Impact of NaOH Concentration on Deweaving of Cotto DOI: 10.3390/su13042015 -
confiance 0,9
“Explicit assignment: '897 cm-1 can be linked to the C- cm-1 (1→4) β C-O-C antisymmetric stretch of the glycosidic bond'”
De Anda-Flores 等 - 2020 - Covalently Cross-Linked Nanoparticles Based on Fer DOI: 10.3390/pr8060691 -
Carbohydrate confiance 0,9
“assigned to hemicellulose”
Dos Anjos 等 - 2021 - Combined Treatment (Alkali + Thermal) of Calotropi DOI: 10.3390/polym13193285 -
C-O single bond confiance 0,9
“explicit assignment”
Kasapoglu 等 - 2023 - Extraction Optimization and Characterization of Ce DOI: 10.3390/foods12040746 -
C-O single bond confiance 0,9
“Band at 897 represents β-glycosidic linkages.”
Ravindran 等 - 2017 - Two-step sequential pretreatment for the enhanced DOI: 10.1016/j.biortech.2017.05.049
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