What absorbs at 1005 cm⁻¹ in an FTIR spectrum?
Una banda cerca de 1005 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 6 cited sources
Posibles asignaciones de grupos funcionales
| Grupo funcional | Hechos de respaldo | Fuentes citadas | Confianza máxima |
|---|---|---|---|
| Alkyl C-H | 2 | 2 | 1,0 |
| Hydroxyl (O-H) | 2 | 2 | 1,0 |
| C c single bond | 1 | 1 | 1,0 |
| Thiol | 1 | 1 | 1,0 |
| Carboxyl (COOH) | 1 | 1 | 1,0 |
| Silicon-oxygen (Si-O) | 1 | 0 | 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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Carboxyl (COOH) confianza 1,0
“Lastly, a peak at 1005 corresponding to the presence of presence of COO-), followed by another peak at 1020 cm-1, which represents the presence PO groups, was observed, which indicates the presence of carbonated hydroxyapatite in 4 of PO4 g”
Remineralization Potential of Three Restorative Glass Ionomer Cements: An In Vitro Study DOI: 10.3390/jcm12062434 -
Hydroxyl (O-H) confianza 1,0
“C-C-O stretching 1234 C-O stretching 1056 O-H stretching 1005”
Quantification of the Geranium Essential Oil, Palmarosa Essential Oil and Phenylethyl Alcohol in Rosa damascena Essential Oil Using ATR-FTIR Spectroscopy Combined with Chemometrics DOI: 10.3390/foods10081848 -
Thiol confianza 1,0
“It can be known from relative articles (Bernard et al., 2017) figure that, the characteristic peak of M-S-H in the appears at 1005.4cm-1.”
Chen 等 - 2021 - Study on Metakaolin Impact on Concrete Performance DOI: 10.3389/fmats.2021.788079 -
Hydroxyl (O-H) confianza 1,0
“As for the OH stretching bands, they enable a disfor the most intense peak and at ∼1005cm-1 crimination of the serpentine species from each other.”
Fritsch 等 - 2021 - Structural, textural, and chemical controls on the DOI: 10.5194/ejm-33-447-2021 -
C c single bond confianza 1,0
“In addition to these signals, Magnolia x sonlangiana, Liriodendron tulipifera, Fraxinus Figure 1, a number of species (e.g., bulbiferum) show Lilium excelsior, Plantago lanceolata, Salix alba, Taraxacum officinale, carotenoid-associated str”
Kendel 和 Zimmermann - 2020 - Chemical Analysis of Pollen by FT-Raman and FTIR S DOI: 10.3389/fpls.2020.00352 -
Alkyl C-H confianza 1,0
“aliphatic CH asymmetric stretch 1369 phenolic OH in-plane deformation 1206~1234 alkyl-phenol C-O stretch 1095~1099 aromatic CH in-plane deformation 2849 aliphatic CH symmetric stretch 1005~1050”
Improved Oxidation Resistance of Graphite Block by Introducing Curing Process of Phenolic Resin DOI: 10.3390/ma16093543
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