What absorbs at 2320 cm⁻¹ in an FTIR spectrum?
A band near 2320 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 5 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 |
|---|---|---|---|
| Hydrogen bond | 2 | 2 | 1.0 |
| Hydroxyl (O-H) | 1 | 1 | 1.0 |
| Secondary amine | 1 | 1 | 1.0 |
| C n single bond | 1 | 1 | 1.0 |
| Amide | 1 | 1 | 1.0 |
| C c single bond | 1 | 1 | 1.0 |
| Alkyl C-H | 1 | 1 | 1.0 |
| Water (H2O) | 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
-
Water (H2O) 置信度 1.0
“The very weak peak at 2320 corresponded to the symmetric chemisorbed water.”
Synthesis of CuO/ZnO Nanocomposites and Their Application in Photodegradation of Toxic Textile Dye DOI: 10.3390/jcs3030091 -
C c single bond 置信度 1.0
“The C45-C46 1.6548 N12-C14 1.4551 C7-C15 1.5556 cm-1 peak at 1097 represents the C-N stretching vibration for the C46-O47 1.5737 C14-C15 1.6129 C31-C32 1.6139 tertiary nitrogen atom formed from the reaction of the lysine with O47-C48 1.5008”
Delgadillo-Armendariz 等 - 2014 - INTERACTIONS OF CHITOSANGENIPIN HYDROGELS DURING DOI: 10.5935/0100-4042.20140243 -
Hydroxyl (O-H) 置信度 1.0
“The bands between 2320 and 3000 are typical for OH stretching”
Phase Composition of Silica Fume—Portland Cement Systems Formed under Hydrothermal Curing Evaluated by FTIR, XRD, and TGA DOI: 10.3390/ma14112786 -
置信度 1.0
“2320 cm-1 is due to probe molecules adsorbed on extra framework cm-1 aluminium sites, whilst the intense asymmetric band at ca.”
In Situ FT-IR Characterization of CuZnZr/Ferrierite Hybrid Catalysts for One-Pot CO2-to-DME Conversion DOI: 10.3390/ma11112275 -
Hydrogen bond 置信度 1.0
“The shown in Figure 5c exhibits a new peak at cm-1, 2320 corresponding to P-H bonds, consistent with the formation of phosphine gas (PH 3) during”
Development of Biodegradable Flame-Retardant Bamboo Charcoal Composites, Part II: Thermal Degradation, Gas Phase, and Elemental Analyses DOI: 10.3390/polym12102238
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