What absorbs at 3264 cm⁻¹ in an FTIR spectrum?
Una banda cerca de 3264 cm⁻¹ puede apuntar a varios grupos funcionales. A continuación se muestran las asignaciones más probables, clasificadas por cuánta evidencia publicada respalda cada una — cada una trazable a literatura (DOI) y validada de forma cruzada con nuestros más de 130,000 espectros de referencia y grafo de conocimiento.
Backed by 8 cited sources
Posibles asignaciones de grupos funcionales
| Grupo funcional | Hechos de respaldo | Fuentes citadas | Confianza máxima |
|---|---|---|---|
| N h | 4 | 4 | 1,0 |
| Hydroxyl (O-H) | 3 | 3 | 1,0 |
| Amide | 1 | 1 | 1,0 |
| Secondary amine | 1 | 1 | 1,0 |
| Carbohydrate | 1 | 1 | 1,0 |
| Water (H2O) | 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
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Hydroxyl (O-H) confianza 1,0
“As can be cm-1, 3455 is due to the O-H group stretching vibration seen from this figure, one peaks of maximum absorption cm-1 [21] and broadband at 3264 attributed to the O-H”
Effect of Ferric Chloride Concentration on the Type of Magnetite (Fe3O4) Nanoparticles Biosynthesized by Aqueous Leaves Extract of Artemisia and Assessment of Their Antioxidant Activities DOI: 10.1007/s10876-020-01868-7 -
Hydroxyl (O-H) confianza 1,0
“This spectrum shows the peak at 3263.69 cm that indicated the OH stretching and”
Fatima 等 - 2021 - Extraction and Chemical Characterization of Humic DOI: 10.3390/su13168969 -
Carbohydrate confianza 1,0
“InternationalJournalofSurgeryCaseReports87(2021)106449 cm(cid:0) 1(broad (sharp peak) and 3264 peak), both peaks are attributed to choices represented by increased fat intake, refined sugars, and low fiber N-H stretching vibration of the py”
Pearl-white gallstones: A report of a case and a chemical analysis by FTIR and XRD DOI: 10.1016/j.ijscr.2021.106449 -
confianza 1,0
“The band at 3406 and the large one within 3300-2800 that could be cm-1 decomposed into three Lorentzian bands at 3264, 3142 and 3017 are assigned to the N-H cm-1 can be a consequence stretch of primary and secondary amine [28-30].”
Growth and organization of (3-Trimethoxysilylpropyl) diethylenetriamine within reactive amino-terminated self-assembled monolayer on silica DOI: 10.1016/S0079-6816(00)00024-1. -
confianza 1,0
“cm-1 The spectral peak at 3264 was attributed to the N-H stretching of amide A in [19].”
Lazaro-Pacheco 等 - 2022 - Deciphering the structural and chemical compositio DOI: 10.1080/05704928.2020.1843471 -
Hydroxyl (O-H) confianza 1,0
“It was found that many peaks were in the spectrum, the weak band at 3674 and the cm-1 cm-1 broad band at 3264 which could be assigned to O-H stretch.”
Moustafa 等 - 2022 - SYNTHESIS, CHARACTERIZATION AND ANTIFUNGAL EFFECTS DOI: 10.3329/bjb.v51i3.61989 -
confianza 1,0
“wavenumber region of interest is 4000 to 750 region of interest is 4000 to 750 The assignment for individual peaks of HC10CC extract film indicates the presence of the The assignment for individual peaks of HC10CC extract film indicates the”
New Nanofibers Based on Protein By-Products with Bioactive Potential for Tissue Engineering DOI: 10.3390/ma13143149 -
Water (H2O) confianza 0,9
“Explicit assignment: contribution of water bands at 3264 and 1632.”
A Vibrational Spectroscopic Based Approach for Diagnosing Babesia Bovis Infection DOI: 10.1021/acs.analchem.0c00150
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