What absorbs at 2867 cm⁻¹ in an FTIR spectrum?
A band near 2867 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
-
Alkyl C-H 置信度 1.0
“CH CH bending at 1354 are lower than those in Xoo strains asymmetric stretching band at 2867 and The ratio 3 3”
Differentiation in MALDI-TOF MS and FTIR spectra between two pathovars of Xanthomonas oryzae DOI: 10.1016/j.saa.2014.06.056 -
Alkyl C-H 置信度 1.0
“In 250◦C 20◦C/min and the scanning rates were under nitrogen to cm-1is case of pure BC, a band at 2867 attributed to the aliphatic the atmosphere.”
Laccase-assisted grafting of poly(3-hydroxybutyrate) onto the bacterial cellulose as backbone polymer: Development and characterisation DOI: 10.1016/j.carbpol.2014.07.003 -
Chitosan 置信度 1.0
“Similar peaks were also found in chitosan (3361cm-1, 2867cm-1),”
Meng 等 - 2020 - Effects of peanut shell and skin extracts on the a DOI: 10.1016/j.ijbiomac.2020.02.235 -
Alkyl C-H 置信度 1.0
“The chemical modification process 2867.18cm-1 𝑑-spacing are due to the C-H stretching in spectrum 3(b).”
Liau 等 - 2014 - Preparation and Characterization of Polyhydroxybut DOI: 10.1155/2014/572726 -
Alkyl C-H 置信度 1.0
“3459 3454 3454 2956,2927, 3088,2993,2960, 2956,2927, 2956,2927, 2956,2927,2856 2961,2902 2961,2902 - 3088 - - C-H(CH2)stretchingalkane 2867 2933,2833 2875-2859 2875-2859 2956, 2956,”
Mikolaszek 等 - 2022 - Microscopic and Spectroscopic Imaging and Thermal DOI: 10.3390/polym14142888 -
Alkyl C-H 置信度 1.0
“Strong peaks with two maxima at 2924 cm-1 and 2867 cm-1 are due to aliphatic C-H stretch of alkyl groups.”
Odlyha 等 - 2022 - Violin Varnishes Microstructure and Nanomechanica DOI: 10.3390/molecules27196378
是否有此波段的光谱？
上传您的FTIR光谱，几秒钟内即可获得完整的解读报告——包含带文献引用的峰分配、库匹配和带有置信度评级的证据链。
解读我的光谱