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
可能的官能基指派
| 官能基 | 支持事實 | 引用來源 | 最高信心 |
|---|---|---|---|
| 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
-
Water (H2O) 信心 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 信心 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) 信心 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 -
信心 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 信心 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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