What absorbs at 3415 cm⁻¹ in an FTIR spectrum?
A band near 3415 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
可能的官能团归属
| 官能团 | 支持性事实 | 引用来源 | 最高置信度 |
|---|---|---|---|
| Hydroxyl (O-H) | 5 | 4 | 0.9 |
| N h | 3 | 3 | 0.9 |
| Amine primary | 2 | 2 | 1.0 |
| Secondary amine | 1 | 1 | 0.9 |
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
-
Amine primary 置信度 1.0
“attributed to primary amine”
Rozi 等 - 2016 - Characterization of Ultraviolet-Photocured Acrylam DOI: 10.1063/1.4966755 -
N h 置信度 0.9
“Explicit assignment: '3415 (m, NH)'.”
Chao 等 - 2007 - Electroactive polyimide with oligoaniline in the m DOI: 10.1016/j.eurpolymj.2007.03.048 -
Amine primary 置信度 0.9
“Corresponding to stretching vibrations of primary and secondary amine.”
Diop 等 - 2017 - Synthesis and characterization of lignin-melamine- DOI: 10.1177/0892705716632856 -
Hydroxyl (O-H) 置信度 0.9
“Explicit assignment: '3415cm-1 linked to OH stretching of OH groups'”
Li 等 - 2018 - Terrestrial humic-like fluorescence peak of chromo DOI: 10.1016/j.jenvman.2018.09.013 -
Hydroxyl (O-H) 置信度 0.9
“Explicit assignment in text”
Mahardiani 等 - 2022 - Nanofiber Fabrication from Palm Fiber Waste for Su DOI: 10.48317/IMIST.PRSM/morjchem-v10i2.32648 -
N h 置信度 0.9
“assigned to N-H stretching”
Adam 等 - 2022 - Comparative Evaluation of Amlodipine Besylate Gene DOI: 10.14227/DT290422PGC2 -
N h 置信度 0.9
“Text: 'amine(-NH) bands at around 3415 to 3375'”
Kerur 等 - 2016 - Synthesis, Evaluation and Molecular Docking Study DOI: 10.5530/ijper.50.3.21 -
Hydroxyl (O-H) 置信度 0.9
“Text: 'O-H intensity peak at 3415 appears due to the stretching'.”
Layek 等 - 2018 - Layered structure graphene oxidemethylcellulose c DOI: 10.1039/c8ta03651a
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