What absorbs at 924 cm⁻¹ in an FTIR spectrum?
A band near 924 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 7 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 | 1.0 |
| Carbohydrate | 1 | 1 | 1.0 |
| Oxalate | 1 | 1 | 1.0 |
| C c single bond | 1 | 1 | 1.0 |
| Nucleic acid | 1 | 1 | 1.0 |
| Hydroxyl (O-H) | 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
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Hydroxyl (O-H) 置信度 1.0
“cmK1 cmK1 g centered around 970 can be assigned to OH, the out-ofto an Evans phenomenon is less obvious, but it 1440 plane bending of the O-H bond, while the sharp peaks at 924, cannot be entirely excluded.”
Hansen 等 - 2006 - Intramolecular hydrogen bonding. Spectroscopic and DOI: 10.1016/j.molstruc.2005.10.051 -
Nucleic acid 置信度 1.0
“cm-1 cm-1 of the bands at about 924 and 996 indicate the This indicates the possibility of some biochemical changes presence of changes on the level of DNA and RNA synthesis, occurring during cell culture associated only with the culture re”
Lach 等 - 2021 - First Identification of the Effects of Low Frequen DOI: 10.4103/jmp.jmp_57_21 -
Alkyl C-H 置信度 1.0
“2016), while the peak at 924 region is assigned to the C-H”
Chemical functional groups of extractives, cellulose and lignin extracted from native Leucaena leucocephala bark DOI: 10.1007/s00226-020-01258-2 -
Alkyl C-H 置信度 1.0
“1010 and C-H twisting vibration corresponds to CH at 924 From PCL-diol the bands at”
Synthesis and Characterization of Inulin-Based Responsive Polyurethanes for Breast Cancer Applications DOI: 10.3390/polym12040865 -
C c single bond 置信度 1.0
“The signals below 1000 cm-1 generally arise from molecular motion peaks at 991, 959 and 924 can be attributed to the C-C stretching and bending vibrations of the cm-1 of carbon atoms, and the peaks at 991, 959 and 924 cm-1 can be attributed”
Sodium Copper Chlorophyllin Immobilization onto Hippospongia communis Marine Demosponge Skeleton and Its Antibacterial Activity DOI: 10.3390/ijms17101564 -
Oxalate 置信度 1.0
“at 924 and 962 These results confirm the existence of the functional groups of oxalate, shows also, the Mo=O stretch [35] via the presence of the bands at 924 cm-1, and 962 cm-1.”
Preparation, Characterization and Catalytic Activity of Nickel Molybdate (NiMoO4) Nanoparticles DOI: 10.3390/molecules23020273 -
Carbohydrate 置信度 1.0
“Next, the peak which appeared at 924 was attributed to the stretching modes of carbohydrates in the honey, such as C-O and C-C [40].”
Rozman 等 - 2021 - Optimisation of Stingless Bee Honey Nanoemulsions DOI: 10.3390/foods10092133
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