What absorbs at 3355 cm⁻¹ in an FTIR spectrum?
A band near 3355 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
Posibles asignaciones de grupos funcionales
| Grupo funcional | Hechos de respaldo | Fuentes citadas | Confianza máxima |
|---|---|---|---|
| Hydroxyl (O-H) | 4 | 3 | 0,9 |
| C-O single bond | 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
-
Hydroxyl (O-H) confianza 0,9
“Text: 'observed peak around 3355 was ascribed to OH'.”
Cristian 等 - 2015 - Removal of zinc ions from model wastewater system DOI: 10.1016/j.jwpe.2015.08.001 -
confianza 0,9
“Peaks at 3620, 3550, 3460, and 3355 cm-1 are related to hydrogen diffusion.”
Ferriss 等 - 2016 - Site-specific hydrogen diffusion rates during clin DOI: 10.1007/s00410-016-1262-8) -
C-O single bond confianza 0,9
“Text: '3355 cm-1 (νCO, rCH)'”
Bermudez 等 - 2018 - Sodium montmorilloniteureasil-poly(oxyethylene) n DOI: 10.1016/j.clay.2017.11.009 -
Hydroxyl (O-H) confianza 0,9
“O-H bond stretching”
Dinache 等 - 2021 - Spectral Properties of Foams and Emulsions DOI: 10.3390/molecules26247704 -
confianza 0,9
“Explicit assignment: 'peaks at 3355 and 3290 correspond to the R-NH and R-NH2'”
Sneddon 等 - 2015 - Sustainable CO2 Adsorbents Prepared by Coating Chi DOI: 10.1002/ente.201402211 -
Hydroxyl (O-H) confianza 0,8
“Attached OH band peak.”
Sethi 等 - 2021 - Evaluation of Low Molecular Weight Cross Linked Ch DOI: 10.1177/15593258211025353
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