What absorbs at 2230 cm⁻¹ in an FTIR spectrum?
A band near 2230 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
가능한 작용기 할당
| 작용기 | 지원 사실 | 인용 출처 | 최고 신뢰도 |
|---|---|---|---|
| Nitrile | 2 | 2 | 1.0 |
| C c single bond | 2 | 2 | 1.0 |
| Alkene (C=C) | 1 | 1 | 1.0 |
| Alkyl C-H | 1 | 1 | 1.0 |
| Ring structure | 1 | 1 | 1.0 |
| Adsorbed carbon monoxide | 1 | 1 | 1.0 |
| C-O single bond | 1 | 1 | 1.0 |
| Nitrogen heterocycle | 1 | 1 | 1.0 |
| Isocyanate | 1 | 0 | 1.0 |
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이 할당의 배경이 되는 문헌
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Nitrogen heterocycle 신뢰도 1.0
“The FTIR Accepted 14 September 2009 cm(cid:2)1 disappeared showed, with the curing reactionprogressed, the characteristic peak of nitrile at 2230 Available online 20 September 2009 cm(cid:2)1 and triazine ring at 1360 while the characterist”
Synthesis and thermal properties of bisphthalonitriles containing aromatic ether nitrile linkages DOI: 10.1016/j.polymdegradstab.2009.09.006 -
Adsorbed carbon monoxide 신뢰도 1.0
“van Bokhoven Table 3 ElementalanalysismeasuredbyICPandcalculatedSi/AlratiobasedontheelementalconcentrationsobtainedfromICP(a).LASandBAScontentfrompyridine-FTIR(b).Carbon monoxide-FTIRanalysis;therelativecontentofacidicsiteswasobtainedfromth”
Batool 等 - 2022 - Correlating Lewis acid activity to extra-framework DOI: 10.3929/ethz-b-000536201 -
C c single bond 신뢰도 1.0
“7 shows the In addition, 30H spectrum shows a weak feature centered at FTIR spectra in the stretching region of C-C ring vibrations of the cm-1, 2230 assigned to the stretching modes of CO coordinating 2,4,6-TMP irreversibly adsorbed at roo”
Erigoni 等 - 2016 - Creating Accessible Active Sites in Hierarchical M DOI: 10.1038/ncomms9633. -
Alkyl C-H 신뢰도 1.0
“The small peak at 2230 can be ascribed to the stretching and bending modes of C-H.”
Mpelane 等 - 2020 - Application of Novel C-TiO2-CFAPAN Photocatalytic DOI: 10.3390/catal10080909 -
신뢰도 0.9
“Explicitly assigned to cyanogroups”
Wang 等 - 2014 - Target Synthesis of a Novel Porous Aromatic Framew DOI: 10.6023/A14020121 -
신뢰도 0.9
“Explicit assignment: 'a band near 2230 corresponding to adsorbed isocyanate'.”
Diaz Consul 等 - 2008 - NO reduction with CO on alumina-modified silica-su DOI: 10.1016/j.apcata.2008.01.022
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