What absorbs at 2065 cm⁻¹ in an FTIR spectrum?
A band near 2065 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 6 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 |
|---|---|---|---|
| Adsorbed carbon monoxide | 2 | 2 | 1.0 |
| C#c | 1 | 1 | 1.0 |
| Aromatic ring | 1 | 1 | 1.0 |
| Alkyl C-H | 1 | 1 | 0.8 |
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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Aromatic ring 置信度 1.0
“The peak of 2065.46 represents the presence groups in different absorbance regions between of aromatic compounds.”
Dev 等 - 2018 - GREEN SYNTHESIS OF SILVER NANOPARTICLES USING LEAF DOI: 10.13040/IJPSR.0975-8232.9(9).3897-02 -
C#c 置信度 1.0
“The data revealed the peaks of metabolites given the impressions at 1645 and 2065 The peak at cm-1 cm-1 2065 shows alkyne stretching vibrations.”
Development of Selenium Nanoparticle Based Agriculture Sensor for Heavy Metal Toxicity Detection DOI: 10.3390/agriculture10120610 -
Adsorbed carbon monoxide 置信度 1.0
“Spectra showed in figure 4.a present a shift of the absorbed cm-1 carbonyls species on the platinum surface from the initial band at 2055 to a cm-1 predominant band at 2065 assigned to CO adsorbed on metallic platinum species”
Upgrading the PtCu intermetallic compounds: The role of Pt and Cu in the alloy DOI: 10.1016/j.cattod.2019.11.026 -
Adsorbed carbon monoxide 置信度 1.0
“The obvious differThe intensities of these bands slightly decreased with the 2 ence is the detection of the bands due to adsorbed CO (2065 increase of the evacuation temperature.”
Rasko 等 - 2004 - Formaldehyde formation in the interaction of HCOOH DOI: 10.1016/j.jcat.2004.03.025 -
置信度 1.0
“2 °C different: show higher activity in ethanol reforming and higher hydrogen at 300 (blue spectrum in Figure 2) is pronounced cm-1, cm-1 selectivity.25 bands at 2065 1950 and at lower wavenumbers due to linear and bridge-bonded CO on exten”
Spezzati 等 - 2017 - Atomically Dispersed Pd-O Species on Ceo(2)(111) a DOI: 10.1021/acscatal.7b02001 -
Alkyl C-H 置信度 0.8
“Bands at 2065 cm-1 ascribed to stretching vibrations of alkanes (C-H).”
Ismail 等 - 2020 - Evaluation of a naturally derived tannin extracts DOI: 10.1007/s13202-019-0717-7
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