What absorbs at 1387 cm⁻¹ in an FTIR spectrum?
A band near 1387 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 |
| C c single bond | 1 | 1 | 0.9 |
| Methyl | 1 | 1 | 0.9 |
| Ammonium | 1 | 1 | 0.9 |
| N h | 1 | 1 | 0.8 |
| Nitrate | 1 | 1 | 0.7 |
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 1.0
“Assigned to asymmetric stretching in MOF-5.”
Ali 和 Siddiqui - 2023 - Ionic Liquid Functionalized Metal-Organic Framewor DOI: 10.1021/acsomega.2c05808 -
置信度 0.9
“Explicit assignment: 'new peak (5%) emerged at 1387 cm-1(O-Al-O)'.”
Mutrofin 等 - 2018 - Physical-chemistry of Nawangan's phyropyllite and DOI: 10.1088/1757-899X/285/1/012026 -
Ammonium 置信度 0.9
“Text states 'A very sharp absorption band at 1387 NH4+'”
Parida 等 - 2004 - Studies on manganese-nodule leached residues - 1. DOI: 10.1016/j.jcis.2004.04.057 -
Methyl 置信度 0.9
“Bands at 1364 and 1387 associated with methyl group and assigned to CH.”
Kurdi 和 Kumar - 2006 - Synthesis and characterization of modified bismale DOI: 10.1002/app.23946 -
Alkyl C-H 置信度 0.9
“Text: '1387 ... indicate the presence of ... C-H (ring)'.”
Onder 等 - 2022 - Adsorption of Malachite Green from Aqueous Solutio DOI: 10.21203/rs.3.rs-976656/v1 -
置信度 0.9
“Combination band due to δ(ph-OH) and ν(CC).”
Yang 等 - 2013 - Molecular-Scale Study of Salicylate Adsorption and DOI: 10.1021/jp4027578 -
N h 置信度 0.8
“band at 1387 of N-H”
Qin 等 - 2022 - Postsynthetic of MIL-101-NH2 MOFs supported on PVD DOI: 10.1039/d2ra04224j -
置信度 0.8
“Peak at 1387 attributed to CH symmetrical angular deformation”
Rahimzadeh 等 - 2022 - Heteropolyacid coupled with cyanoguanidine decorat DOI: 10.1038/s41598-022-21196-2
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