What absorbs at 3360 cm⁻¹ in an FTIR spectrum?
A band near 3360 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 |
|---|---|---|---|
| Hydroxyl (O-H) | 10 | 10 | 0.9 |
| N h | 5 | 4 | 1.0 |
| Amide | 1 | 1 | 0.95 |
| Carbonyl (C=O) | 1 | 1 | 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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Amide 신뢰도 0.95
“Explicit assignment: 'amide A band ... at 3360 (associated with the N-H stretch)'”
Purba 等 - 2023 - Novel method of hydrolysed collagen extraction fro DOI: 10.47836/ifrj.30.2.08 -
Hydroxyl (O-H) 신뢰도 0.9
“Text: 'absorption peaks at nearby 3360 ... corresponds to stretching of OH and NH bonds'”
Paul 等 - 2018 - Development of chitosan based optimized edible coa DOI: 10.1007/s13197-018-3162-6 -
Hydroxyl (O-H) 신뢰도 0.9
“Explicit assignment: 'one OH absorption band at 3360 cm-1'”
Purwin 等 - 2009 - Hydrogen incorporation in Feand Na-doped diopsid DOI: 10.1127/0935-1221/2009/0021-1938 -
Hydroxyl (O-H) 신뢰도 0.9
“Text: 'strong and broad absorption band at 3360 cm-1, indicative of the presence of -OH groups and -NH groups'”
Adriana Ramales-Valderrama 等 - 2016 - Biosorption of B-aflatoxins Using Biomasses Obtain DOI: 10.3390/toxins8070218 -
Hydroxyl (O-H) 신뢰도 0.9
“Broad band centered at 3360 for phenolic.”
Chiou 等 - 2014 - Strong Screening Effect of Polyhedral Oligomeric S DOI: 10.3390/polym6030926 -
Hydroxyl (O-H) 신뢰도 0.9
“Explicit assignment in text.”
Helen 等 - 2023 - Amelioration of ionic conductivity (303 K) with th DOI: 10.21203/rs.3.rs-1557220/v1 -
Hydroxyl (O-H) 신뢰도 0.9
“Strong and broad peak at 3360 cm-1 indicates surface O-H stretching.”
Khobragade 等 - 2017 - Physico-mechanical properties of nano-polystyrene- DOI: 10.1002/pi.5392 -
Hydroxyl (O-H) 신뢰도 0.9
“Overlapped O-H and N-H stretching vibrations”
Mahmud 等 - 2018 - Influence of Poly (Ethylene Glycol) on the Charact DOI: 10.17576/jsm-2018-4706-14
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