What absorbs at 3408 cm⁻¹ in an FTIR spectrum?
A band near 3408 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 5 cited sources
가능한 작용기 할당
| 작용기 | 지원 사실 | 인용 출처 | 최고 신뢰도 |
|---|---|---|---|
| Hydroxyl (O-H) | 5 | 5 | 1.0 |
| Ester | 1 | 0 | 1.0 |
순위는 단일 권위 규칙이 아닌 축적된 문헌 증거를 반영합니다. 항상 샘플 상황에 대해 확인하세요.
이 할당의 배경이 되는 문헌
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Hydroxyl (O-H) 신뢰도 1.0
“LLM confirmed rule peak-group candidate”
Influence of Mn dopant on the crystallite size, optical and magnetic behaviour of CoFe2O4 magnetic nanoparticles DOI: 10.1016/j.jpcs.2020.109654 -
Hydroxyl (O-H) 신뢰도 1.0
“The O-H stretching band at 3408 and”
Rout 等 - 2017 - A green approach to produce silver nano particles DOI: 10.1016/j.surfin.2017.03.004 -
Hydroxyl (O-H) 신뢰도 1.0
“was only observable in the range of For example, the absorption peak of cm-1 the hydroxyl group of Thymus plant extract 4 appeared at 3396 (Figure 6), while the cm-1 peak at 3408 revealed O-H stretching vibrations, which were induced by the”
Al-fawwaz 等 - 2022 - ANTIMICROBIAL AND ANTIOXIDANT ACTIVITY AND CHARACT DOI: 10.15666/aeer/2004_34293446 -
Hydroxyl (O-H) 신뢰도 1.0
“frequency is observed, and broad bands at 3408, 1645, When PVK is blended with other polymers, such as cm-1 1156, and 1021 can be assigned as follows: OH PVDF-HfP and PVP, the changes occur in the excitaC=O, stretching, stretching vibration”
Alias 等 - 2015 - Optical Transition, Excitation, and Emission Prope DOI: 10.12693/APhysPolA.127.1430 -
Hydroxyl (O-H) 신뢰도 1.0
“LLM confirmed rule peak-group candidate”
Eco-friendly adsorbents based on abietic acid, boswellic acid, and chitosan/magnetite for removing waste oil from the surface of the water DOI: 10.1007/s11356-022-20169-2
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