What absorbs at 3525 cm⁻¹ in an FTIR spectrum?
A band near 3525 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) | 6 | 5 | 0,9 |
| N h | 2 | 2 | 1,0 |
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
-
N h confianza 1,0
“assigned to N-H vibrations”
Kavanaugh 等 - 2016 - Human mesenchymal stem cell behavior on segmented DOI: 10.1007/s10856-015-5654-5. -
Hydroxyl (O-H) confianza 0,9
“Explicit assignment: 'OH bands at 3575 and 3525'”
Demouchy 和 Alard - 2021 - Hydrogen, trace, and ultra-trace element distribut DOI: 10.1007/s00410-021-01778-5 -
Hydroxyl (O-H) confianza 0,9
“Explicit assignment: 'stretching vibrations of -OH'”
Ghorbani-Choghamarani 等 - 2022 - Efficient biodiesel production from oleic and palm DOI: 10.1038/s41598-022-14341-4 -
Hydroxyl (O-H) confianza 0,9
“Text mentions 'bands ranging from 3525 to 3281' related to stretch of -OH.”
Giraldo 等 - 2022 - Development of a Novel Green Bio-Nanofluid from Sa DOI: 10.3390/pr10061057 -
Hydroxyl (O-H) confianza 0,9
“Explicit assignment: 3525 and 3315 bands attributed to OH and NH”
Pinto 等 - 2021 - Nanoencapsulated Doxorubicin Prevents Mucositis De DOI: 10.3390/pharmaceutics13071021 -
Hydroxyl (O-H) confianza 0,8
“shoulder from hydroxyl groups”
Mendes 等 - 2015 - Hydrogenating activity of Ptzeolite catalysts foc DOI: 10.1016/j.apcata.2015.03.027
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