What absorbs at 902 cm⁻¹ in an FTIR spectrum?
Una banda cerca de 902 cm⁻¹ puede apuntar a varios grupos funcionales. A continuación se muestran las asignaciones más probables, clasificadas por cuánta evidencia publicada respalda cada una — cada una trazable a literatura (DOI) y validada de forma cruzada con nuestros más de 130,000 espectros de referencia y grafo de conocimiento.
Backed by 8 cited sources
Posibles asignaciones de grupos funcionales
| Grupo funcional | Hechos de respaldo | Fuentes citadas | Confianza máxima |
|---|---|---|---|
| Phosphate (PO4) | 3 | 3 | 1,0 |
| C-O single bond | 3 | 3 | 1,0 |
| Methoxy (OCH3) | 2 | 2 | 1,0 |
| Methacrylate | 2 | 2 | 1,0 |
| Acetate | 2 | 2 | 1,0 |
| Oxygen heterocycle | 2 | 2 | 1,0 |
| Carbohydrate | 1 | 1 | 1,0 |
| Silicon-oxygen (Si-O) | 1 | 1 | 0,7 |
La clasificación refleja la evidencia acumulada de la literatura, no una única regla autorizada. Siempre confirme según el contexto de su muestra.
Literatura detrás de estas asignaciones
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confianza 1,0
“FTIR spectra hydrophobic state resulted from surface treatment involving of Hybrid Al 2O 3-SiO shows additional peak at 902, 850, 2 cm-1”
Damayanti - 2010 - Preparation of superhydrophobic PET fabric from Al DOI: 10.1007/s10971-010-2271-0 -
Oxygen heterocycle confianza 1,0
“ALG rapidly decomposed into monomers and evenstretching of the epoxy ring at 902 and seen in this study”
Hussin 等 - 2020 - Taguchi design-assisted immobilization of Candida DOI: 10.1016/j.enzmictec.2019.109506 -
Phosphate (PO4) confianza 1,0
“Symmetric vibrations and asymmetric stretching modes of non-bridging or P-O”
Effects of titanium nanoparticles on self-cleaning and structural features of zinc-magnesium-phosphate glass DOI: 10.1016/j.materresbull.2015.11.022 -
Acetate confianza 1,0
“Polymers2022,14,3100 4of14 Polymers 2022, 14, x FOR PEER REVIEW 4 of 14 presence of the epoxy group is displayed by the characteristic absorption bands at 902 and cm-1, 853 which areattributed to stretching of C-O-C and C-O of oxirane group”
Synthesis Characterization and Highly Protective Efficiency of Tetraglycidyloxy Pentanal Epoxy Prepolymer as a Potential Corrosion Inhibitor for Mild Steel in 1 M HCl Medium DOI: 10.3390/polym14153100 -
Carbohydrate confianza 1,0
“Finally, at 902 it presents a peak that is associated with the absorption of β-glycosidic the bonds between glucose units in cellulose [36-40].”
Improvement in the Carbonation Resistance of Construction Mortar with Cane Bagasse Fiber Added DOI: 10.3390/ma14082066 -
Phosphate (PO4) confianza 1,0
“(2:1) sample at 298 cm-1, (2:1) sample at 1266 and 902 cm-1, corresponding to the P=O bond and P-O bond from P=O 1266 and 902 corresponding to the bond and P-O bond from polyphosphoric acid produced 299 polyphosphoric acid produced by the d”
Synthesis of a Carrageenan–Iron Complex and Its Effect on Flame Retardancy and Smoke Suppression for Waterborne Epoxy DOI: 10.3390/polym11101677 -
Acetate confianza 1,0
“Regarding the fingerprint area, the peaks at 1022 and 902 cm-1 were mainly associated with C-O and P-O stretching Polymers2019,11,947 5of13”
Degradation of Metal-Organic Framework Materials as Controlled-Release Fertilizers in Crop Fields DOI: 10.3390/polym11060947 -
Phosphate (PO4) confianza 1,0
“The IR band at 902 is assigned to the asymmetric bridging P-O bond H”
Zhang 等 - 2010 - Leaving Group Activation and Pyrophosphate Ionic S DOI: 10.1021/ja107806j.
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