What absorbs at 418 cm⁻¹ in an FTIR spectrum?
Una banda cerca de 418 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 |
|---|---|---|---|
| Metal oxygen | 2 | 2 | 1,0 |
| Methacrylate | 1 | 1 | 1,0 |
| Ketone | 1 | 1 | 1,0 |
| Ester | 1 | 1 | 1,0 |
| Carboxyl (COOH) | 1 | 1 | 1,0 |
| Carbonyl (C=O) | 1 | 1 | 1,0 |
| Amide | 1 | 1 | 1,0 |
| Acetate | 1 | 1 | 1,0 |
| Siloxane (Si-O-Si) | 1 | 1 | 1,0 |
| Silicon-oxygen (Si-O) | 1 | 1 | 1,0 |
| Lignin | 1 | 1 | 1,0 |
| Ring structure | 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
-
Metal oxygen confianza 1,0
“LLM confirmed rule peak-group candidate”
Green Fabrication of Copper Oxide Nanoparticles: A Comparative Antibacterial Study Against Gram-Positive and Gram-Negative Bacteria DOI: 10.1007/s13369-021-05767-5 -
Ring structure confianza 1,0
“To each of these solutions cm(cid:0) 1 the band at 418 is due to out-of-plane vibrations of the ring of the PANIDSC@Cr, (previously adsorbed, washed, and dried) was added.”
Efficient removal of Cr(VI) by polyaniline modified biochar from date (Phoenix dactylifera) seed DOI: 10.1016/j.gsd.2021.100653 -
confianza 1,0
“Peak at 418 Infrared Spectra (FTIR) corresponds to Zn-O stretching which confirm the formation of ZnO nanoparticles.”
Vindhya 等 - 2019 - Dielectric properties of Zinc Oxide Nanoparticles DOI: 10.1063/1.5093888 -
Lignin confianza 1,0
“The weak peak at approximately 418 °C was attributed to the further depolymerization of lignin and secondary reactions induced by lignin.”
Hu 等 - 2021 - Pyrolytic Characteristics and Kinetics of Guanzhon DOI: 10.1016/j.fuel.2014.01.014 -
confianza 1,0
“347 displayed by hexagonal birnessite were shifted upward by ~160 Specifically, the three cm-1 348 calculated high-intensity peaks at 559, 611, and 642 (Table 6) of the triclinic birnessite-like 349 nanocluster (Mn 7O 24H 22), labeled T1, T”
Fourier-transform infrared spectroscopy (FTIR) analysis of triclinic and hexagonal birnessites DOI: 10.1017/CBO9781107415324.004 -
confianza 1,0
“Another confirmation of the pozzolan 416 cm-1, reaction for all proportions is the diminution in intensity of the band at 1035 417 associated with the vibrations of asymmetric stretching of Si - O - Si and Si - O - Al, 418 cm-1, and the app”
Moraes 等 - 2019 - Production of bamboo leaf ash by auto-combustion f DOI: 10.1016/j.conbuildmat.2019.03.007 -
Acetate confianza 1,0
“The peaks at 1743 1161 1034 and 851 can be 418 related to (-C=O) stretch, (-C-O) stretch;”
Rasul 等 - 2022 - Development of antimicrobialantioxidant nanocompo DOI: 10.21203/rs.3.rs-337479/v1
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