What absorbs at 1606 cm⁻¹ in an FTIR spectrum?
A band near 1606 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 |
|---|---|---|---|
| N h | 1 | 1 | 1,0 |
| C=n | 1 | 1 | 0,95 |
| Carbonyl (C=O) | 1 | 1 | 0,9 |
| Hydroxyl (O-H) | 1 | 1 | 0,8 |
| C n single bond | 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
-
N h confianza 1,0
“Explicit assignment in text.”
Zamri 等 - 2016 - The effectiveness of oil palm trunk waste derived DOI: 10.1063/1.4965073 -
C=n confianza 0,95
“Explicit assignment: band at 1606 cm-1 owing to -C=N- bond.”
Jubeen 等 - 2023 - Synthesis, Characterization, Theoretical and Exper DOI: 10.3390/pharmaceutics15071929 -
Carbonyl (C=O) confianza 0,9
“Assigned to stretching vibration (C=O) in carbonyl compounds”
Kumar 等 - 2017 - Photo-induced and phytomediated synthesis of silve DOI: 10.1016/j.jphotobiol.2017.04.022 -
confianza 0,9
“Explicit assignment: in-plane stretch of C=C bonds in aromatic ring or other conjugated double bonds.”
Ceretti 等 - 2022 - Thermal and Thermal-Oxidative Molecular Degradatio DOI: 10.3390/su142315488 -
confianza 0,9
“Explicit assignment: 'band at 1606 cm-1 is due to the CO in CHO group'”
Deyab 等 - 2022 - Theoretical, chemical, and electrochemical studies DOI: 10.1038/s41598-022-06215-6 -
confianza 0,9
“Explicit assignment in text”
Wang 等 - 2019 - A Facile Synthesis of Core-Shell SiO2@Cu-LBMS Nano DOI: 10.3390/ma12233978 -
Hydroxyl (O-H) confianza 0,8
“δ band ascribed to bending vibration of -OH.”
Du 等 - 2016 - Effect of water presence on choline chloride-2urea DOI: 10.1038/srep29225 -
C n single bond confianza 0,7
“high intensity band between 1606 and 1565 reflecting C-N bonds”
Carrera 等 - 2017 - Highly water soluble room temperature superionic l DOI: 10.1039/x0xx00000x
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