What absorbs at 816 cm⁻¹ in an FTIR spectrum?
A band near 816 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 4 cited sources
可能性のある官能基アサイン
| 官能基 | 裏付け事実 | 引用元 | 最高信頼度 |
|---|---|---|---|
| Alkyl C-H | 1 | 1 | 1.0 |
| Nitrate | 1 | 1 | 1.0 |
| Alkene (C=C) | 1 | 1 | 1.0 |
| Metal oxygen | 1 | 1 | 1.0 |
| Silicon (Si) | 1 | 1 | 1.0 |
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これらのアサインの根拠となる文献
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Silicon (Si) 信頼度 1.0
“The intense band at 755 cm-1 B-doped one, whereas a new band at 816 appears, which has been easily assigned to the Si-B cm-1).”
Borini 和 Ugliengo - 2003 - The Si-H-B complex in p(+)-type porous silicon a DOI: 10.1002/pssa.200306540 -
Metal oxygen 信頼度 1.0
“LLM confirmed rule peak-group candidate”
Saliu 等 - 2017 - Catalytic crosslinking of a regenerated hydrophobi DOI: 10.1515/epoly-2016-0289 -
Nitrate 信頼度 1.0
“The intense absorption bands at 1469, 1350, 1303, 1040, and 3-1), cm-1 816 are the typical vibrations associated with the nitrate ions (NO so the 1469 cm-1 and 1350 bands are related to the asymmetric and symmetric stretching vibrations cm-”
Enhanced Coating Protection of C-Steel Using Polystyrene Clay Nanocomposite Impregnated with Inhibitors DOI: 10.3390/polym15020372 -
Alkyl C-H 信頼度 1.0
“In the meantime, the FTIR spectrum displayed an out of plan bending peak, corresponding to the complexed arene C-H at 816 cm-1, while their stretching bands were observed at 3097, 469, and 553 cm-1.”
Cationic Cyclopentadienyliron Complex as a Novel and Successful Nucleating Agent on the Crystallization Behavior of the Biodegradable PHB Polymer DOI: 10.3390/molecules23102703
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