What absorbs at 1069 cm⁻¹ in an FTIR spectrum?
A band near 1069 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 7 cited sources
Posibles asignaciones de grupos funcionales
| Grupo funcional | Hechos de respaldo | Fuentes citadas | Confianza máxima |
|---|---|---|---|
| N h | 1 | 1 | 1,0 |
| C-O single bond | 1 | 1 | 0,95 |
| Oxygen heterocycle | 1 | 1 | 0,9 |
| Carbonyl (C=O) | 1 | 1 | 0,8 |
| C-S single bond | 1 | 1 | 0,8 |
| Hydroxyl (O-H) | 1 | 0 | 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
“bending vibration of NH group”
Wei 等 - 2016 - Synthesis and Characterization of a Novel Borazine DOI: 10.3390/molecules21060801 -
C-O single bond confianza 0,95
“Explicit assignment.”
Thomou 等 - 2021 - A diamino-functionalized silsesquioxane pillared g DOI: 10.1039/d1ra00777g -
Oxygen heterocycle confianza 0,9
“Text: '1069 cm-1 ... peak absorbance of epoxy group'.”
Li 等 - 2008 - The research of GMA-g-LDPE modified Qinhuangdao bi DOI: 10.1016/j.conbuildmat.2007.03.007 -
confianza 0,9
“Explicit assignment to thickener NEVEK.”
Macchia 等 - 2022 - In-Situ Comparative Study of Eucalyptus, Basil, Cl DOI: 10.3390/mps5030037 -
C-S single bond confianza 0,8
“Peak at 1069 identified as CS group.”
Ismail 和 Hanafiah - 2020 - Kinetic, Isotherm, and Possible Mechanism of Pb(II DOI: 10.17576/jsm-2020-4907-11 -
Carbonyl (C=O) confianza 0,8
“Explicit assignment: 'The C=O ... 1069 cm-1'”
Meng 等 - 2018 - Synthesis of Cationic Polyacrylamide Base on Low T DOI: 10.1063/1.5048740 -
confianza 0,7
“Text mentions bands corresponding to vibrations of pyranose cycles at 1043, 1067, etc.”
Sorokin 等 - 2023 - Carboxymethyl Cellulose-Based Polymers as Promisin DOI: 10.3390/polym15030649
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