What absorbs at 996 cm⁻¹ in an FTIR spectrum?
A band near 996 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 |
|---|---|---|---|
| C c single bond | 1 | 1 | 1.0 |
| Metal oxo | 1 | 1 | 1.0 |
| Metal oxygen | 1 | 1 | 1.0 |
| Carboxyl (COOH) | 1 | 1 | 1.0 |
| Alkyl C-H | 1 | 0 | 1.0 |
| C-O single bond | 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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Carboxyl (COOH) 신뢰도 1.0
“The 996 peak is most likely unreacted fixed to test this would be to run more experiments at pressure and formic acid.”
Reactions between organic acids and montmorillonite clay under Earth-forming conditions DOI: 10.1016/j.chemgeo.2010.12.023 -
Metal oxygen 신뢰도 1.0
“The band at 996 is assigned to V O stretching of distorted octahedral and distorted cm-1 square pyramids, while the band at 702 is due to coordination of vanadium atoms with the three oxygen”
Vanadium pentoxide nanobelts: One pot synthesis and its lithium storage behavior DOI: 10.1002/crat.201200122 -
Metal oxo 신뢰도 1.0
“and The stretching and bending modes of V-O generate peaks at 705 cm-1 and the shift at 996 cm-1 is due to stretching mode of V=O [21].”
Saravanakumar 等 - 2018 - Role of NaOH concentration on synthesis and charac DOI: 10.1063/1.5047993 -
신뢰도 1.0
“were observed, and the energies of the main oxygen peaks 996 E.A.”
Abou Neel 等 - 2009 - Doping of a high calcium oxide metaphosphate glass DOI: 10.1016/j.jnoncrysol.2009.04.016 -
C c single bond 신뢰도 1.0
“The peak observed at 996 is due to C-C”
Influence of most reactive inorganic cation in the optical and biological activities of L-Lysine monohydrochloride crystal DOI: 10.1016/j.sjbs.2020.07.018
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