What absorbs at 958 cm⁻¹ in an FTIR spectrum?
A band near 958 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 | 3 | 3 | 1.0 |
| Alkene (C=C) | 1 | 1 | 1.0 |
| Aromatic ring | 1 | 1 | 1.0 |
| Silicon (Si) | 1 | 1 | 1.0 |
| Phosphate (PO4) | 1 | 1 | 1.0 |
| Silicon-oxygen (Si-O) | 1 | 1 | 1.0 |
| Methacrylate | 1 | 1 | 1.0 |
| Ketone | 1 | 1 | 1.0 |
| Ester | 1 | 1 | 1.0 |
| Carboxyl (COOH) | 1 | 1 | 1.0 |
| Carbonyl (C=O) | 1 | 1 | 1.0 |
| Amide | 1 | 1 | 1.0 |
| Acetate | 1 | 1 | 1.0 |
| C-S single bond | 1 | 1 | 1.0 |
| Metal oxygen | 1 | 1 | 0.9 |
| N-O bond | 1 | 0 | 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
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Alkyl C-H 置信度 1.0
“Trans -CH and cis -CH wagging modes may be seen at 958 and 614 cm-1 respectively.”
Ramadan 和 Ismail - 2022 - Tunning the Physical Properties of PVDFPVCZinc F DOI: 10.21203/rs.3.rs-935328/v1 -
C-S single bond 置信度 1.0
“In the spectrum of the leaf part of the plant,1st peak (3372.57 cm-1) belongs to OH group in the group of (COOH), 2nd peak (2916.72-2848.93 cm-1, doublet) belongs to the group of NH 2, 3rd peak (1734.36 cm-1) belongs to C=O group in the gro”
Tasci 等 - 2016 - Determination of alliin and allicin in the plant o DOI: 10.17660/ActaHortic.2016.1143.19 -
Acetate 置信度 1.0
“Dibutyltin Maleate (DBTM, I) The FT-IR spectrum of dibutyltin maleate (DBTM, I) showed characteristic peaks at: 2,854, 2,868, cm-1 cm-1 assigned to C-H stretching (-CH 2CH 2CH 2CH 3, and -CH=CH-), 1,615 2,926, and 2,958 cm-1 1H-NMR assigned”
Synthesis and Characterization of Organotin Containing Copolymers: Reactivity Ratio Studies DOI: 10.3390/molecules15031784 -
置信度 1.0
“Si-O-C, Si-O in APTES 3 958cm1 and Si-O-C 2H contribute to bands centred at 1110, 1065 and [33, 34, 36, 38].”
Interaction of (3-Aminopropyl)triethoxysilane With Late Ar-N 2 Afterglow: Application to Nanoparticles Synthesis DOI: 10.1002/ppap.201500201 -
Phosphate (PO4) 置信度 1.0
“In addition, the spectra of ImTMSP present a P-O-Si vibrations are present only for ImPE at 1042 and 958 cm-1 [28,37].”
Design of Phosphonated Imidazolium-Based Ionic Liquids Grafted on -Alumina: Potential Model for Hybrid Membranes DOI: 10.3390/ijms17081212 -
Alkyl C-H 置信度 1.0
“The peaks at 958, 816 and 749 were ~99.0%), and absolute alcohol (C 2H 5OH) purchased from related to the bending vibrations of C-H in phenyl.”
Sembiring 等 - 2019 - DOI: 10.1590/0366-69132019653742497 -
Alkene (C=C) 置信度 1.0
“allyl and amine is suggested by the disappearance in the films of the stretching vibrations of the chemical reaction between allyl and amine is suggested by the disappearance in the films of the unsaturated C=C bond at 1642 cm-1 and the ben”
Preparation and Chemical/Microstructural Characterization of Azacrown Ether-Crosslinked Chitosan Films DOI: 10.3390/ma10040400 -
Alkyl C-H 置信度 1.0
“The absorption peak located cm-1 near 958 corresponds to cis CH wagging and trans CH wagging mode of PVC respectively.”
Arya 和 Sharma - 2018 - Structural, microstructural and electrochemical pr DOI: 10.1007/s11581-017-2364-7).
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