What absorbs at 1420 cm⁻¹ in an FTIR spectrum?
A band near 1420 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 8 cited sources
가능한 작용기 할당
| 작용기 | 지원 사실 | 인용 출처 | 최고 신뢰도 |
|---|---|---|---|
| Alkyl C-H | 9 | 9 | 1.0 |
| Hydroxyl (O-H) | 4 | 4 | 0.9 |
| Carbonate | 4 | 4 | 0.9 |
| Carboxyl (COOH) | 3 | 2 | 1.0 |
| Carbohydrate | 2 | 2 | 0.9 |
| Aromatic ring | 2 | 2 | 0.9 |
| C-O single bond | 1 | 1 | 1.0 |
| N-O bond | 1 | 1 | 0.9 |
| C n single bond | 1 | 0 | 0.9 |
| Silicon carbon | 1 | 0 | 0.8 |
순위는 단일 권위 규칙이 아닌 축적된 문헌 증거를 반영합니다. 항상 샘플 상황에 대해 확인하세요.
이 할당의 배경이 되는 문헌
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C-O single bond 신뢰도 1.0
“Explicit: 'C-O bond absorption peak was observed near 1420'.”
Zhang 等 - 2021 - Effect of Waste Ceramic Powder on the Properties o DOI: 10.3390/polym13213797 -
Alkyl C-H 신뢰도 1.0
“Explicit: '1420 (aliphatic C-H bending and COO- asymmetric stretching)'.”
Zhang 等 - 2021 - Characterization of Ultrafiltration-Fractionated H DOI: 10.3390/agronomy11102030 -
Alkyl C-H 신뢰도 0.9
“C-H band”
Ebadi 等 - 2023 - Formulation and Characterization of Fe3O4@PEG Nano DOI: 10.3390/polym15040971 -
신뢰도 0.9
“Explicit assignment in text: 'peak at 1420 evidencing the presence of carbonated hydroxyapatite'”
Ghilotti 等 - 2023 - Remineralization Potential of Three Restorative Gl DOI: 10.3390/jcm12062434 -
신뢰도 0.9
“Text: 'glycosidic and CH2 vibration peak' at 1420 cm-1.”
Pambudi 等 - 2021 - Fabrication and characterization of modified micro DOI: 10.1016/j.matpr.2021.01.431 -
Hydroxyl (O-H) 신뢰도 0.9
“Band at 1420 assigned to O-H bending vibration.”
Rani 等 - 2016 - Investigation of biosourced carboxymethyl cellulos DOI: 10.1007/s11581-016-1728-8 -
신뢰도 0.9
“Explicitly assigned to oyster phase in FTIR spectra.”
AlBadr 等 - 2020 - The effectiveness of oyster filler on the physical DOI: 10.1063/5.0031467 -
Alkyl C-H 신뢰도 0.9
“Explicit assignment from text.”
Balogun 和 McDonald - 2016 - Decomposition kinetic study, spectroscopic and pyr DOI: 10.1007/s13399-015-0185-3
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