What absorbs at 1463 cm⁻¹ in an FTIR spectrum?
A band near 1463 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
可能的官能团归属
| 官能团 | 支持性事实 | 引用来源 | 最高置信度 |
|---|---|---|---|
| Alkene (C=C) | 4 | 4 | 1.0 |
| Alkyl C-H | 4 | 4 | 1.0 |
| Methyl | 2 | 2 | 1.0 |
| Carbonate | 1 | 1 | 0.95 |
| C c single bond | 1 | 1 | 0.9 |
| Lignin | 1 | 1 | 0.9 |
| Lipid | 1 | 1 | 0.9 |
| C-O single bond | 1 | 1 | 0.8 |
| Hydroxyl (O-H) | 1 | 1 | 0.8 |
排名反映了累积的文献证据，而非单一的权威规则。请始终对照您的样品背景进行确认。
这些分配背后的文献
-
Alkyl C-H 置信度 1.0
“Explicit assignment in text.”
Liu 等 - 2020 - Use of Sulfur-Free Lignin as a novel soil additive DOI: 10.1016/j.enggeo.2020.105551 -
Methyl 置信度 1.0
“Explicit assignment in text: 'CH3 deformation (1463 cm-1)'”
Muhonja 等 - 2018 - Biodegradability of polyethylene by bacteria and f DOI: 10.1371/journal.pone.0198446 -
Alkene (C=C) 置信度 1.0
“explicit assignment”
Zhang 等 - 2018 - Selection and evaluation of microorganisms for bio DOI: 10.1007/s13205-018-1329-5 -
Carbonate 置信度 0.95
“Explicitly assigned: 'peaks related to carbonate (centered at 1463 cm-1, 1412 cm-1, and 872 cm-1)'”
Castorina 等 - 2023 - Evidence for Mild Diagenesis in Archaeological Hum DOI: 10.3390/app13020687 -
Lipid 置信度 0.9
“Explicit assignment in text.”
Sharma 等 - 2013 - Microbeam-irradiated tumour tissue possesses a dif DOI: 10.3109/09553002.2012.721052 -
Alkene (C=C) 置信度 0.9
“Explicit assignment: 'C=C bond peaks at 1463'”
Musa 等 - 2017 - Development and evaluation of exemestane-loaded ly DOI: 10.15171/bi.2017.27 -
Alkyl C-H 置信度 0.9
“Explicit assignment: '1463 (s, methylene bending CH2)'”
Rezende 等 - 2020 - Efficient internal plasticization of poly(vinyl ch DOI: 10.1016/j.polymer.2020.122473 -
Lignin 置信度 0.9
“Text: 'lignin peaks of 1740, 1509 and 1463 cm-1'.”
Tozluoglu 等 - 2017 - Biofilms from micronanocellulose of NaBH4-modifie DOI: 10.1007/s12034-017-1416-y
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