What absorbs at 985 cm⁻¹ in an FTIR spectrum?
A band near 985 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 |
|---|---|---|---|
| Carbohydrate | 2 | 2 | 0.9 |
| Phosphate (PO4) | 2 | 1 | 0.9 |
| Alkene (C=C) | 1 | 1 | 0.9 |
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
-
信心 0.9
“Explicit assignment in text.”
Gunathilaka 等 - 2017 - Electrical and structural studies of a LiBOB-based DOI: 10.1007/s11581-016-1834-7 -
Carbohydrate 信心 0.9
“Text: 'carbohydrate absorbance bands (at 1516, 1168, 833 and 985)'.”
Muthreich 等 - 2020 - Chemical variations in Quercus pollen as a tool fo DOI: 10.1101/761148 -
Phosphate (PO4) 信心 0.9
“Marker HPO vibration.”
Possenti 等 - 2019 - Diammonium hydrogenphosphate for the consolidation DOI: 10.1016/j.conbuildmat.2015.10.202. -
Alkene (C=C) 信心 0.9
“Explicit assignment: '985 (s, mono. sub. alkene bending C=C)'”
Rezende 等 - 2020 - Efficient internal plasticization of poly(vinyl ch DOI: 10.1016/j.polymer.2020.122473 -
Carbohydrate 信心 0.9
“Text: 'bands attributed to cellulose at ... 985 cm-1'”
Spear 和 Broda - 2020 - Comparison of Contemporary Elm (Ulmus spp.) and De DOI: 10.3390/ma13215026 -
信心 0.8
“Bands between 985 and 1160 cm-1 correspond to Si-O-Si framework.”
Besnard 等 - 2018 - Ion extraction applications of bilayer-structured DOI: 10.1039/c8qm00022k -
信心 0.8
“Shoulder for rhabdophane at lower wavenumber.”
Clavier 等 - 2018 - Monazite, rhabdophane, xenotime & churchite Vibra DOI: 10.1016/j.saa.2018.07.016 -
信心 0.8
“Text: 'shoulder at 985 can be clearly seen that matches very well with the ν'”
Marlowe 等 - 2020 - Characterization of Sulfated SnO2-ZrO(2)Catalysts DOI: 10.3390/catal10070726
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