What absorbs at 853 cm⁻¹ in an FTIR spectrum?
Una banda cerca de 853 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 |
|---|---|---|---|
| Carbohydrate | 1 | 1 | 1,0 |
| Alkyl C-H | 1 | 1 | 1,0 |
| Hydroxyl (O-H) | 1 | 1 | 1,0 |
| Alkene (C=C) | 1 | 1 | 1,0 |
| Silicon (Si) | 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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Silicon (Si) confianza 1,0
“1) of the Si-Hf-O-C gel crosslinked at 60 °C shows the absorption bands for cm-1 853cm-1 cm-1, [15], Si-CH at 1268 and [16], Si-C at 803 and these functionalities C-H at 1388 3”
Shou 等 - 2012 - Fabrication of the SiOCHfO2 Ceramic Composites by DOI: 10.4028/www.scientific.net/KEM.512-515.912 -
Alkene (C=C) confianza 1,0
“The C=C has a stretching vibration at 1515cm-1 853cm-1 1376cm-1 and bending vibration at [45].”
HPTLC and FTIR Fingerprinting of Olive Leaves Extracts and ATR-FTIR Characterisation of Major Flavonoids and Polyphenolics DOI: 10.3390/molecules26226892 -
confianza 1,0
“9c), as well as a peak at 852.7 eV [50], PM-IRAS only displays the surface adsorbed species, characteristic of metallic Ni (not shown).”
Surface Spectroscopy on UHV-Grown and Technological Ni–ZrO2 Reforming Catalysts: From UHV to Operando Conditions DOI: 10.1007/s11244-016-0678-8 -
Hydroxyl (O-H) confianza 1,0
“6 evidences and an asymmetric out-of-plane O-H bending inside the furan ring cm(cid:3)1 cm(cid:3)1 the presence of an OH stretching hydroxyl band which can be (852.8 in RingOp-L).”
Chemical constitution of polyfurfuryl alcohol investigated by FTIR and Resonant Raman spectroscopy DOI: 10.1016/j.saa.2021.120090 -
confianza 1,0
“Interestingly, the 2 peak at 852.7 eV could be assigned to the Ni 2p peak of Ni metal, indicating the”
Synthesis of NiFeOx nanocatalysts from metal–organic precursors for the oxygen evolution reaction DOI: 10.1039/D2DT01370C -
confianza 1,0
“The broad-spectrum Ni (Figure Ni2+ peaks of 2p 3/2, and its satellite peaks were found at 853.4, 855.6, and 861.0 eV, respectively, while 6d) represents the characteristic peaks of Ni2+ 2p3/2, and its satellite peaks were found at 853.4, 85”
Phytogenic Generation of NiO Nanoparticles Using Stevia Leaf Extract and Evaluation of Their In-Vitro Antioxidant and Antimicrobial Properties DOI: 10.3390/biom10010089 -
Alkyl C-H confianza 1,0
“The -CH 2stretching vibration absorption peak of sodium oleate is found at 2923 cm-1, whereas the -CH stretching 3 vibration peak is found at 2 853 cm-1.”
Wang 等 - 2021 - Citric acid inhibits the floatability of quartz in DOI: 10.37190/ppmp/142160 -
Carbohydrate confianza 1,0
“Lignin monolignols-the main building cm-1) of the pectin band (853 toward the green husk in the blocks of lignin (Vanholme et al., 2010)-are such compounds cm-1.”
From the Soft to the Hard: Changes in Microchemistry During Cell Wall Maturation of Walnut Shells DOI: 10.3389/fpls.2020.00466
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