What absorbs at 1041 cm⁻¹ in an FTIR spectrum?
A band near 1041 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
Posibles asignaciones de grupos funcionales
| Grupo funcional | Hechos de respaldo | Fuentes citadas | Confianza máxima |
|---|---|---|---|
| Carbohydrate | 2 | 2 | 0,9 |
| C-O single bond | 1 | 1 | 1,0 |
| Hydroxyl (O-H) | 1 | 1 | 0,9 |
| Phosphate (PO4) | 1 | 1 | 0,9 |
| Siloxane (Si-O-Si) | 1 | 1 | 0,9 |
| Silicon-oxygen (Si-O) | 1 | 1 | 0,9 |
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
-
confianza 1,0
“Explicit assignment: symmetric”
Mandour 等 - 2023 - The effect of preparation conditions of chalcone b DOI: 10.1007/s10965-023-03515-x -
C-O single bond confianza 1,0
“Correspond to C-O stretching.”
Manupa 等 - 2023 - Storage stability and antioxidant activities of lu DOI: 10.1016/j.heliyon.2023.e16805 -
Carbohydrate confianza 0,9
“Glucose-specific peak”
Eikje - 2011 - In vivo interstitial glucose characterization and DOI: 10.1117/12.874735 -
Silicon-oxygen (Si-O) confianza 0,9
“Text: 'SieO 1000-1130 stretching 1041,1087'”
Hamidon 和 Hussin - 2020 - Susceptibility of hybrid sol-gel (TEOS-APTES) dope DOI: 10.1016/j.porgcoat.2019.105478 -
Carbohydrate confianza 0,9
“Band at 1041 attributed to carbohydrate.”
Huang 等 - 2021 - Identifying the fingerprint of permanganate oxidiz DOI: 10.1111/ejss.13085 -
Siloxane (Si-O-Si) confianza 0,9
“explicit assignment in text”
Al-Emam 等 - 2019 - Evaluation of polyvinyl alcohol-boraxagarose (PVA DOI: 10.1186/s40494-019-0264-z -
Phosphate (PO4) confianza 0,9
“Explicit assignment: 'PO43- cm-1. ing mode of which formed a strong band observed at 1041'”
Al-Qahtani 等 - 2022 - Influence of Concentration Levels of beta-Tricalci DOI: 10.3390/nano12050853 -
Hydroxyl (O-H) confianza 0,9
“Explicit assignment: 'The peak at 1041 is of a primary alcoholic group.'”
Farghaly 等 - 2021 - Physicochemical study and application for pyrolusi DOI: 10.37190/ppmp/131944
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