What absorbs at 836 cm⁻¹ in an FTIR spectrum?
A band near 836 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 |
|---|---|---|---|
| Alkyl C-H | 3 | 3 | 1.0 |
| Oxygen heterocycle | 1 | 1 | 1.0 |
| N-O bond | 1 | 1 | 1.0 |
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이 할당의 배경이 되는 문헌
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N-O bond 신뢰도 1.0
“Na+ and NO Moreover, in the RH range from formation of contact ion pairs between (cid:3)26%, (cid:2) 3cm-1 down to two peaks at 836 and 829 were observed in the 2-NO band region, 2008 American Institute of solid particles and droplets.”
Lu 等 - 2008 - Molecular events in deliquescence and efflorescenc DOI: 10.1063/1.2973623(cid:5) -
Alkyl C-H 신뢰도 1.0
“The appearance of 2 cm-1 cm-1 peak at 836 is due to -CH stretching mode of PVA.”
Synthesis, Structural, Optical, Electrical and Thermal Studies of Poly(vinyl alcohol)/CdO Nanocomposite Films DOI: 10.1007/s10904-017-0662-1 -
Alkyl C-H 신뢰도 1.0
“C-H rocking is considered cm-1 cm-1 to relate to the absorption bands at 836 and 839 [24].”
An Investigation into the PVA:MC:NH4Cl-Based Proton-Conducting Polymer-Blend Electrolytes for Electrochemical Double Layer Capacitor (EDLC) Device Application: The FTIR, Circuit Design and Electrochemical Studies DOI: 10.3390/molecules27031011 -
Oxygen heterocycle 신뢰도 1.0
“ENR presents epoxy bands cm-1 of FITR at 836 and 870 [28].”
Modified Poly(Lactic Acid) Epoxy Resin Using Chitosan for Reactive Blending with Epoxidized Natural Rubber: Analysis of Annealing Time DOI: 10.3390/polym14061085 -
Alkyl C-H 신뢰도 1.0
“of variation in the band found at 836 This band Results and Discussion corresponds with the bending outside of the C-H bond”
Marques 等 - 2013 - Analysis of Poly(Lactic-co-Glycolic Acid)Poly(Iso DOI: 10.4322/polimeros.2013.099
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