What absorbs at 3510 cm⁻¹ in an FTIR spectrum?
A band near 3510 cm⁻¹ can point to several functional groups. Below are the most likely assignments, ranked by how much published evidence supports each — every one traceable to literature (DOI) and cross-validated against our 130,000+ reference spectra and knowledge graph.
Backed by 5 cited sources
Possíveis atribuições de grupos funcionais
| Grupo funcional | Fatos de suporte | Fontes citadas | Maior confiança |
|---|---|---|---|
| Hydroxyl (O-H) | 4 | 4 | 1,0 |
| Water (H2O) | 1 | 1 | 1,0 |
A classificação reflete a evidência acumulada da literatura, não uma única regra autoritária. Sempre confirme com o contexto da sua amostra.
Literatura por trás destas atribuições
-
Hydroxyl (O-H) confiança 1,0
“Pt/silicad 3697/3676 O-H stretch of isolated silanol 3673 3740 silicaf 3515 3535/3509 O-H stretch of silanol H-bonded to 3510”
Leewis 等 - 2006 - Ammonia adsorption and decomposition on silica sup DOI: 10.1016/j.apsusc.2005.12.115 -
Hydroxyl (O-H) confiança 1,0
“The O-H stretchingspectrumbetween3510cm-1 and3630cm-1”
The Raman jet spectrum of trans-formic acid and its deuterated isotopologs: Combining theory and experiment to extend the vibrational database DOI: 10.1063/5.0039237 -
Hydroxyl (O-H) confiança 1,0
“The FTIR spectrum of curcumin demonstrated bands of cm-1 cm-1 phenolic OH group that stretches at 3510 [26].”
Polymeric/Dextran Wafer Dressings as Promising Long-Acting Delivery Systems for Curcumin Topical Delivery and Enhancing Wound Healing in Male Wistar Albino Rats DOI: 10.3390/ph16010038 -
Hydroxyl (O-H) confiança 1,0
“The broad band at 3510 cm-1 corresponds to H-bonded -OH groups that locate internally”
The Activity of Ultrafine Cu Clusters Encapsulated in Nano-Zeolite for Selective Hydrogenation of CO2 to Methanol DOI: 10.3390/catal12111296 -
Water (H2O) confiança 1,0
“cm-1, Sericin-doxorubicin interaction revealed a drug-specific peak at 3510 assigned to the Sericin-doxorubicin interaction revealed a drug-specific peak at 3510 cm-1, assigned to the water molecules bonded within the drug molecules.”
In Vitro Interaction of Doxorubicin-Loaded Silk Sericin Nanocarriers with MCF-7 Breast Cancer Cells Leads to DNA Damage DOI: 10.3390/polym13132047
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