What absorbs at 2838 cm⁻¹ in an FTIR spectrum?
A band near 2838 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 4 cited sources
가능한 작용기 할당
| 작용기 | 지원 사실 | 인용 출처 | 최고 신뢰도 |
|---|---|---|---|
| Alkyl C-H | 4 | 4 | 1.0 |
| Hydroxyl (O-H) | 1 | 1 | 1.0 |
순위는 단일 권위 규칙이 아닌 축적된 문헌 증거를 반영합니다. 항상 샘플 상황에 대해 확인하세요.
이 할당의 배경이 되는 문헌
-
Alkyl C-H 신뢰도 1.0
“s ffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffi cm-1 (cid:7) (cid:8)2 The small bands at 2838 and 2900 are due to C-H”
Effect of polyethylene glycol and propyltrimethoxysilane on structural and optical properties of zinc oxide nanoparticles synthesized by sol–gel process DOI: 10.1007/s40094-018-0303-2 -
Hydroxyl (O-H) 신뢰도 1.0
“cm-1, For the spectrum of free eugenol, a characteristic band is observed around 3462 referring to the O-H cm-1 bond in 2838 the absorption peak corresponds to the stretching of the C-H bond.”
Bruckmann 等 - 2022 - Synthesis, Characterization, and Biological Activi DOI: 10.21203/rs.3.rs-1025029/v1 -
Alkyl C-H 신뢰도 1.0
“The bands at 1, cm-1 2837.83 are attributed to asymmetric and symmetric stretching vibration of C-H respectively.”
Nadour 等 - 2017 - Effects of Methylcellulose on the Properties and M DOI: 10.1590/1980-5373-MR-2016-0544 -
Alkyl C-H 신뢰도 1.0
“in aromatic and aliphatic structure, and the bands at 2926 SSF process concentrated the lignin in both fermentation 2838cm-1 and were due to a C-H vibration sketch in the”
Santos 等 - 2015 - Evaluating Lignin-Rich Residues from Biochemical E DOI: 10.1155/2015/314891
이 밴드가 있는 스펙트럼이 있나요?
FTIR 스펙트럼을 업로드하면 몇 초 안에 전체 해석 보고서(문헌 인용이 포함된 피크 할당, 라이브러리 매칭, 신뢰도 평가 증거 체인)를 받을 수 있습니다.
내 스펙트럼 해석