What absorbs at 752 cm⁻¹ in an FTIR spectrum?
A band near 752 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 6 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 | 4 | 4 | 1.0 |
| Aromatic ring | 1 | 1 | 1.0 |
| Alkene (C=C) | 1 | 1 | 1.0 |
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
“LLM confirmed rule peak-group candidate”
Nandiyanto 等 - 2016 - Synthesis of carbon nanoparticles from commerciall DOI: 10.1088/1757-899X/128/1/012042 -
Alkene (C=C) 置信度 1.0
“The peak at 2094 is of alkyne stretching viThesurfacemorphologywasinvestigatedbySEM,indicatingthe cm(cid:1)1 CeH brations, and 1632 attendance of sphere-shaped aggregates as silver nanoparticles is for alkene stretch and peak at 752cm(cid:1”
Biogenic Fabrication, Characterization and Drug Loaded Antimicrobial Assay of Silver Nanoparticles Using Centratherum anthalminticum (L.) Kuntze DOI: 10.1016/j.xphs.2021.01.034 -
Aromatic ring 置信度 1.0
“The band at 752 was corresponded to ortho 1, 2 substituted benzene rings (Bellamy, 1975).”
Salem 等 - 2019 - Synthesis of compounds having antimicrobial activi DOI: 10.1016/j.bioorg.2019.03.013 -
Alkyl C-H 置信度 1.0
“1251 1272 1197 1203 Rocking vibrations of the alkyl chains 752”
Bratu 等 - 2011 - New solid form of Norfloxacin Structural studies DOI: 10.3233/SPE-2010-0492 -
Alkyl C-H 置信度 1.0
“(C]O) out-ofester group is at The peak of planebendingabsorptionof(C-H)onthearomaticringis 752cm-1.”
Duan 等 - 2021 - Synthesis of highly branched water-soluble polyest DOI: 10.1515/epoly-2021-0004 -
Alkyl C-H 置信度 1.0
“The absorption bands at 752 (1/cm) - C H correspond to the vibrations of the bonds.”
Hermosillo-Nevarez 等 - 2020 - Feasibility Study on the Use of Recycled Polymers DOI: 10.3390/ma13081824
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