What absorbs at 3310 cm⁻¹ in an FTIR spectrum?
A band near 3310 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 |
|---|---|---|---|
| N h | 8 | 8 | 1.0 |
| Hydroxyl (O-H) | 3 | 3 | 0.9 |
| Amine primary | 2 | 2 | 0.9 |
| Metal hydroxyl | 1 | 1 | 0.9 |
| Amide | 1 | 1 | 0.9 |
순위는 단일 권위 규칙이 아닌 축적된 문헌 증거를 반영합니다. 항상 샘플 상황에 대해 확인하세요.
이 할당의 배경이 되는 문헌
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N h 신뢰도 1.0
“Text: 'asymmetric N-H stretching vibrations of LiNH2 are at 3257 and 3310 cm-1'.”
Wang 等 - 2015 - The improved Hydrogen Storage Performances of the DOI: 10.3390/en8076898 -
N h 신뢰도 0.9
“Text: 'bands at 3310 (N-H broad stretches)'”
Jaiswal 等 - 2015 - Protective properties of functionalised tetrazine DOI: 10.1016/j.matchemphys.2015.07.029 -
Hydroxyl (O-H) 신뢰도 0.9
“Broad absorption band at about 3310 cm-1 assigned to OH and NH stretching modes.”
Lewandowska - 2020 - Miscibility Studies of Hyaluronic Acid and Poly(Vi DOI: 10.3390/ma13214750 -
N h 신뢰도 0.9
“Snippet: 'amino groups at 3434 and 3310 corresponding to NH and NH2'.”
Mabrouki 等 - 2022 - Aminated PVC cross-linked with 2,2'-dichlorodiethy DOI: 10.14314/polimery.2022.11.8 -
N h 신뢰도 0.9
“Explicit assignment: strong band at 3310 is N-H stretching vibration.”
Maity 等 - 2014 - Effect of Surface Fluorination of Poly (p-Phenylen DOI: 10.14429/dsj.64.7321 -
Amide 신뢰도 0.9
“Text: '3309.8 showed cm-1 Amide A peak that represents N-H vibration'”
Nugraheni 等 - 2016 - Study of Thermal Degradation of PVAChitosanGelat DOI: 10.1063/1.4958590 -
Metal hydroxyl 신뢰도 0.9
“Band triplet assigned to AlOH defect.”
Potrafke 等 - 2019 - OH defect contents in quartz in a granitic system DOI: 10.1007/s00410-019-1632-0 -
N h 신뢰도 0.9
“Explicit assignment in text”
Saucedo-Balderas 等 - 2015 - Synthesis, Molecular Structure of Diethyl Phenylen DOI: 10.5935/0103-5053.20140289
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