What absorbs at 3274 cm⁻¹ in an FTIR spectrum?
A band near 3274 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 | 5 | 0.9 |
| C#c | 1 | 1 | 0.9 |
| N h | 1 | 1 | 0.8 |
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
-
置信度 1.0
“explicit assignment”
Pei 等 - 2017 - Fabrication of Hypericin Imprinted Polymer Nanosph DOI: 10.3390/polym9100469 -
Hydroxyl (O-H) 置信度 0.9
“Explicit assignment: 'stretching bands at ... 3274 ... characteristic of the -OH'.”
Diaz-Ramos 等 - 2023 - Lauroylated, Acetylated, and Succinylated Agave te DOI: 10.3390/polym15143115 -
Hydroxyl (O-H) 置信度 0.9
“Explicit assignment: 'wide band from 3273.8 was observed' and 'characteristic of O-H bonds'”
Dumitru 等 - 2021 - New Insights into the Antioxidant Compounds of Ach DOI: 10.3390/app112110230 -
置信度 0.9
“Explicit assignment in text: 'maximum situated at 3274 cm-1 is attributed to the stretching vibrations of h'”
Iordache 等 - 2018 - FT-IR ANALYSIS OF FUSARIUM OXYSPORUM GROWN MYCO-CO DOI: 10.24264/icams-2018.VIII.8 -
Hydroxyl (O-H) 置信度 0.9
“Explicit assignment in text.”
Kaewprachu 等 - 2022 - Mechanical and Physicochemical Properties of Compo DOI: 10.3390/polym14091872 -
Hydroxyl (O-H) 置信度 0.9
“for -OH”
Tan 等 - 2023 - Flame retardant properties and mechanism of PLAP- DOI: 10.3389/fchem.2023.1096526 -
C#c 置信度 0.9
“Explicit assignment in text.”
Wang 等 - 2019 - Fabrication of Core-Shell Magnetic Molecularly Imp DOI: 10.3390/polym11020313 -
置信度 0.8
“Text: 'wavenumber of 4-MPI (3274)'”
Kadir 等 - 2019 - Synthesis, Structural Elucidation and Anion Bindin DOI: 10.17576/jsm-2019-4807-16
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