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
可能的官能基指派
| 官能基 | 支持事實 | 引用來源 | 最高信心 |
|---|---|---|---|
| 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 |
排名反映累積的文獻證據，而非單一權威規則。請務必根據您的樣品背景進行確認。
這些指派背後的文獻
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Alkyl C-H 信心 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 信心 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 信心 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 -
信心 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) 信心 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 信心 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) 信心 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 信心 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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