FTIR峰解读
What absorbs at 2901 cm⁻¹ in an FTIR spectrum?
A band near 2901 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 6 cited sources
可能的官能团归属
排名反映了累积的文献证据，而非单一的权威规则。请始终对照您的样品背景进行确认。
这些分配背后的文献
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Alkyl C-H 置信度 1.0
“explicit assignment”
Pegado 等 - 2018 - First evidence of microplastic ingestion by fishes DOI: 10.1016/j.marpolbul.2018.06.035 -
Alkyl C-H 置信度 0.95
“Explicit assignment: '-CH, and -CH2 stretching vibrations at 2901 cm-1'.”
Malyar 等 - 2023 - Microfibrillated Cellulose with a Lower Degree of DOI: 10.3390/polym15040904 -
Alkyl C-H 置信度 0.9
“Telescopic vibration of -CH and -CH3”
Jin 等 - 2021 - Preparation of Microspheres and Microfiber Membran DOI: 10.1002/app.39967 -
Alkyl C-H 置信度 0.9
“Stretching and bending of -CH group.”
Wang 等 - 2022 - Cellulose nanocrystals obtained from microcrystall DOI: 10.21203/rs.3.rs-918157/v1 -
Alkyl C-H 置信度 0.9
“stretching vibration peak of C-H”
Yuan 等 - 2023 - Extraction of Corn Bract Cellulose by the Ammonia- DOI: 10.3390/polym15010206 -
Amide 置信度 0.7
“amide-B band in the 2942.39-2900.89 range”
Kanwate 和 Kudre - 2022 - Impact of different extraction conditions on yield DOI: 10.1007/s10068-022-01121-z
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