What absorbs at 2018 cm⁻¹ in an FTIR spectrum?
Una banda cerca de 2018 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 7 cited sources
Posibles asignaciones de grupos funcionales
| Grupo funcional | Hechos de respaldo | Fuentes citadas | Confianza máxima |
|---|---|---|---|
| Alkyl C-H | 3 | 3 | 1,0 |
| Carbohydrate | 2 | 2 | 1,0 |
| Hydroxyl (O-H) | 1 | 1 | 1,0 |
| Carbonyl (C=O) | 1 | 1 | 1,0 |
| Alkene (C=C) | 1 | 1 | 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
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Carbohydrate confianza 1,0
“Zghari et al., 2018) also called wagging band (Manzato et al., 2017) confirms Mostly, the crystalline cellulose structure is related to the hydrogen well the unaltered crystalline cellulose II undergoing regenerbonding between intermolecula”
Structural characterization of Argania spinosa Moroccan wooden artifacts during natural degradation progress using infrared spectroscopy (ATR-FTIR) and X-Ray diffraction (XRD) DOI: 10.1016/j.heliyon.2019.e02477 -
Alkyl C-H confianza 1,0
“alkanes and the alkyl groups that could be attributed to the metal reduction peak (Alavi and Karimi, 2018).”
Green synthesis and characterization of titanium dioxide nanoparticles using leaf extract of Pouteria campechiana and larvicidal and pupicidal activity on Aedes aegypti DOI: 10.1016/j.envres.2021.111333 -
Alkene (C=C) confianza 1,0
“the stretching CH alkene stretching vibration (Raman 2018).”
Akkurt 等 - 2023 - Ability of Cupriavidus necator H16 to resist, bior DOI: 10.2166/wst.2023.188 -
Alkyl C-H confianza 1,0
“The band at 1099 on the other hand, decreased in the presence of oleic acyl groups, while the overlapping of the methylene rocking vibration and the Sustainability2018,10,4112 9of13 cm-1 out-of plane bending vibration of the cis-disubstitut”
Durazzo 等 - 2018 - Qualitative Analysis of Traditional Italian Dishes DOI: 10.3390/su10114112 -
Carbonyl (C=O) confianza 1,0
“detected in the spectra of the PUs between 3050 and 2800 The hard segments carbonyl bands Polymers 2018, 10, x FOR PEER REVIEW 7 of 17 cm-1 Polymers 2018, 10, x FOR PEER REVIEW 7 of 17 can be observed between 1705-1691 [30,34].”
Gregori Valdes 等 - 2018 - Synthesis and Characterization of Isosorbide-Based DOI: 10.3390/polym10101170 -
Hydroxyl (O-H) confianza 1,0
“different which corresponded to presence of functional It was observed that biosynthesized ZnO NPs have C=C groups H-Br stretching (alkyl halides class), more stability for a very longer time without causing O=C=O different stretching (conj”
Iqtedar 等 - 2020 - Biosynthesis, optimization and characterization of DOI: 10.24275/rmiq/Bio1605 -
Alkyl C-H confianza 1,0
“ν(C-O)- ν(O-H)-bands between 1200 and 1450 as well as the decrease of the and at 3400 plus the Energies 2018, 11, x 8 of 12 cm-1 Energies 2018, 11, x 8 of 12 ν(C-H)-band at 2900 suggests a dehydration and partial aromatization of the materi”
Kruse 和 Zevaco - 2018 - Properties of Hydrochar as Function of Feedstock, DOI: 10.3390/en11030674
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