What absorbs at 3082 cm⁻¹ in an FTIR spectrum?
A band near 3082 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 7 cited sources
可能的官能基指派
| 官能基 | 支持事實 | 引用來源 | 最高信心 |
|---|---|---|---|
| Alkyl C-H | 5 | 5 | 1.0 |
| Alkene (C=C) | 3 | 3 | 1.0 |
| Aromatic ring | 1 | 1 | 1.0 |
| N-O bond | 1 | 1 | 1.0 |
| Styrene | 1 | 0 | 0.8 |
排名反映累積的文獻證據，而非單一權威規則。請務必根據您的樣品背景進行確認。
這些指派背後的文獻
-
Alkene (C=C) 信心 1.0
“Functional groups cm-1 amber amber amber amber C=C stretching 3082”
Chen 等 - 2019 - Baltic amber or Burmese amber FTIR studies on amb DOI: 10.1016/j.saa.2019.117270 -
Alkyl C-H 信心 1.0
“The average spectrum of methylene (CH 2) groups in diterpenoid form with peaks at ~3082,”
Organic geochemistry of resins from modern Agathis australis and Eocene resins from New Zealand: Diagenetic and taxonomic implications DOI: 10.1016/j.coal.2009.07.015 -
Alkene (C=C) 信心 1.0
“the peak of 1655.00 the olefinic C-H out of plane bending vibration at the band of 968.22 cm-1 Furthermore, the peak at 3082.50 corresponds to the =C-H stretching vibrations of both the allyl group and the cm-1 aromatic ring, whereas the ab”
Tan 等 - 2018 - Synthesis and Characterization of Polybenzoxazine DOI: 10.1063/1.5066866 -
Aromatic ring 信心 1.0
“The MSN-Cip spectrum exhibits new the case of MSN-[Ch][Cip], besides the changes in the aromatic stretching region, the peak MSN-[Ch][Cip], besides the changes in the aromatic stretching region, the peak at 1520 bands at 3082, 3042 and 2928”
Boosting Antimicrobial Activity of Ciprofloxacin by Functionalization of Mesoporous Silica Nanoparticles DOI: 10.3390/pharmaceutics13020218 -
Alkyl C-H 信心 1.0
“3026 C - H stretching methyl group 3059 C - H stretching methylene group 3082 C - H stretching methylene group”
Siddaiah 等 - 2018 - DOI: 10.1590/1980-5373-MR-2017-0987 -
Alkyl C-H 信心 1.0
“The peaks at 2926.01, obtained at 3178.60 The peaks at 3082.25, cm-1 2862.36 are associated with symmetric CH 2”
Green synthesis and characterization of silver nanoparticles using Cydonia oblong seed extract DOI: 10.1007/s13204-016-0517-z -
Alkene (C=C) 信心 0.8
“vinyl signal”
Razgon 等 - 2008 - Ozonolysis-based route to the in situ formation of DOI: 10.1021/la703120c
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