What absorbs at 1377 cm⁻¹ in an FTIR spectrum?
A band near 1377 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 |
|---|---|---|---|
| Alkyl C-H | 2 | 2 | 0.9 |
| Methyl | 2 | 1 | 0.9 |
| Carbonate | 1 | 1 | 0.9 |
| Phospholipid | 1 | 1 | 0.7 |
| Nucleic acid | 1 | 0 | 0.9 |
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
-
置信度 0.95
“Explicit assignment: same sentence as above”
Cebi - 2021 - Quantification of the Geranium Essential Oil, Palm DOI: 10.3390/foods10081848 -
置信度 0.9
“Text: 'reference peak (1377 cm-1)'”
Omairey 等 - 2019 - Impact of anti-ageing compounds on oxidation agein DOI: 10.1016/j.conbuildmat.2019.07.021 -
置信度 0.9
“Explicitly stated: '1377.43 (deformation'”
Alam 等 - 2020 - Development of Hydrophobic, Anticorrosive, Nanocom DOI: 10.3390/polym12122886 -
Carbonate 置信度 0.9
“Explicit assignment in text.”
Anbarasan 等 - 2008 - Modification of nano-sized layered double hydroxid DOI: 10.2298/JSC0803321A -
Methyl 置信度 0.9
“Explicit assignment: 'peaks at 1330 and 1377 were assigned to the CH3 symmetrical deformation mode'.”
Nasikhudin 等 - 2016 - Preparation of PVAChitosanTiO2 Nanofibers using DOI: 10.1063/1.4958575 -
Alkyl C-H 置信度 0.9
“Explicit assignment: 1,377 cm-1 [symmetrical bending -C-H].”
Srivastava 和 Semwal - 2015 - A study on monitoring of frying performance and ox DOI: 10.1007/s13197-013-1078-8 -
Alkyl C-H 置信度 0.9
“Characteristic absorption peak near 1377 cm-1 attributed to methylene groups.”
Xu 等 - 2021 - A Rapid Method for the Determination of SBS Conten DOI: 10.3390/app112210911 -
置信度 0.9
“Characteristic peak area at 1377 cm-1 of base asphalt calculated.”
Zhong 等 - 2022 - Research and Improvement of SBS Asphalt-Modifier C DOI: 10.3390/app122010603
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