What absorbs at 2962 cm⁻¹ in an FTIR spectrum?
A band near 2962 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
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신뢰도 1.0
“Explicit assignment: 'IR peak at 2962 due to the asymmetrical C-H stretch mode in CH3 ligands'.”
Park 等 - 2016 - In-situ Monitoring System Equipped with FT-IR and DOI: 10.1149/07506.0123ecst -
Alkyl C-H 신뢰도 1.0
“Explicit assignment in text”
Gouda 等 - 2022 - Fabrication of Chitosan Nanofibers Containing Some DOI: 10.3390/polym14102094 -
Alkyl C-H 신뢰도 0.9
“Explicit assignment in text: 'CHx peaks around 2962'.”
Bougharouat 等 - 2011 - Plasma polymerization of TEOS for QCM-based VOC va DOI: 10.1051/epjap/2011110144 -
Alkyl C-H 신뢰도 0.9
“Explicitly assigned.”
Qin 等 - 2020 - Synthesis and properties of soluble polyimides con DOI: 10.1177/0954008320906602 -
Methyl 신뢰도 0.9
“Snippet: '2962 ... representing -CH3'”
Yadav 等 - 2021 - Evaluation of tire derived rubber (TDR) fixed biof DOI: 10.1080/09593330.2020.1737736 -
Alkyl C-H 신뢰도 0.9
“Explicit assignment in text: 'band with a maximum at 2962 corresponding to the asymmetric CH vibration'”
Andjelic 等 - 2023 - Characterization of Different Types of Epiretinal DOI: 10.3390/ijms24054834 -
Lipid 신뢰도 0.9
“Explicitly assigned to CH3 of lipids.”
Caixeta 等 - 2023 - Salivary ATR-FTIR Spectroscopy Coupled with Suppor DOI: 10.3390/diagnostics13081396 -
신뢰도 0.9
“ν asCH = 2962 cm-1.”
Khan 等 - 2014 - Organo-functionalized metal-oxide clusters synthe DOI: 10.1039/c4dt02174f
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