What absorbs at 802 cm⁻¹ in an FTIR spectrum?
A band near 802 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 8 cited sources
可能的官能基指派
| 官能基 | 支持事實 | 引用來源 | 最高信心 |
|---|---|---|---|
| Alkyl C-H | 2 | 2 | 1.0 |
| Metal oxygen | 1 | 1 | 1.0 |
| Siloxane (Si-O-Si) | 1 | 1 | 0.9 |
| Silicon-oxygen (Si-O) | 1 | 1 | 0.9 |
| Methyl | 1 | 1 | 0.9 |
| Alkene (C=C) | 1 | 1 | 0.9 |
| Silicon (Si) | 1 | 1 | 0.8 |
排名反映累積的文獻證據，而非單一權威規則。請務必根據您的樣品背景進行確認。
這些指派背後的文獻
-
Alkyl C-H 信心 1.0
“Attributed to out-of-plane bending of C-H.”
Abdolahi 等 - 2012 - Synthesis of Uniform Polyaniline Nanofibers throug DOI: 10.3390/ma5081487 -
Metal oxygen 信心 1.0
“Explicit assignment: Ti-O-Ti at 802 cm-1”
Rahayu 等 - 2022 - Physical Properties of Fast-Growing Wood-Polymer N DOI: 10.3390/polym14204463 -
Alkene (C=C) 信心 0.9
“Text: 'Peaks at 802 correspond to C=C bending'”
Fazal 等 - 2022 - Green Fabrication of Copper Oxide Nanoparticles A DOI: 10.1007/s13369-021-05767-5 -
Alkyl C-H 信心 0.9
“Attributed to out-of-plane bending of C-H.”
Zulkifli 等 - 2020 - Properties of Conductive PANI Fabricated Using Dif DOI: 10.1063/5.0015755 -
信心 0.9
“Explicit assignment in text.”
Beser 等 - 2016 - A C216-Nanographene Molecule with Defined Cavity a DOI: 10.1021/jacs.6b01181 -
信心 0.9
“absorption peak caused by furan ring's C-H bending vibration at 802.5 cm-1”
Gao 等 - 2023 - Extraction, structural characterization, and antio DOI: 10.3389/fnut.2023.1149137 -
Methyl 信心 0.9
“Explicit assignment in text”
JEONG 等 - 2013 - Preparation of Shape Stabilized PCM Using Porous M DOI: 10.6110/KJACR.2013.25.8.432 -
Silicon-oxygen (Si-O) 信心 0.9
“Text: 'absorption bands at 1097, 1037, 802 and 774 ... assigned to the O-Si-'”
Lancellotti 等 - 2015 - Geopolymers An option for the valorization of inc DOI: 10.1016/j.ceramint.2014.10.008
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