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 5 cited sources
संभावित कार्यात्मक-समूह असाइनमेंट
| कार्यात्मक समूह | समर्थन तथ्य | उद्धृत स्रोत | शीर्ष विश्वास |
|---|---|---|---|
| Protein | 1 | 1 | 1.0 |
| 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 |
रैंकिंग संचित साहित्य साक्ष्य को दर्शाती है, एक एकल आधिकारिक नियम नहीं। हमेशा अपने नमूना संदर्भ के खिलाफ पुष्टि करें।
इन असाइनमेंट के पीछे का साहित्य
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Silicon (Si) विश्वास 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 विश्वास 1.0
“LLM confirmed rule peak-group candidate”
Saliu 等 - 2017 - Catalytic crosslinking of a regenerated hydrophobi DOI: 10.1515/epoly-2016-0289 -
Nitrate विश्वास 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 विश्वास 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 -
Protein विश्वास 1.0
“sporopollenin peaks (816, 833, 1175, 1516, and 1605 Components 3 and 4 have higher loadings for carbohydrates and protein peaks.”
Chemical variations in Quercus pollen as a tool for taxonomic identification: implications for long-term ecological and biogeographical research DOI: 10.1101/761148
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