What absorbs at 3382 cm⁻¹ in an FTIR spectrum?
A band near 3382 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
可能的官能基指派
| 官能基 | 支持事實 | 引用來源 | 最高信心 |
|---|---|---|---|
| Hydroxyl (O-H) | 3 | 3 | 1.0 |
| N h | 2 | 2 | 0.9 |
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
-
Hydroxyl (O-H) 信心 1.0
“Text: 'O-H was attributed to hydrogen bonded stretching 3382'”
Liu 等 - 2012 - Modifications of structure and physicochemical pro DOI: 10.1016/j.lwt.2011.10.012 -
信心 0.9
“Assigned to hydrogen-bonded NH stretching.”
Matsumoto 和 Honma - 2007 - NH stretching vibrations of pyrrole clusters studi DOI: 10.1063/1.2790894 -
Hydroxyl (O-H) 信心 0.9
“Text: 'O-H stretching vibration are located at 3382 cm-1'.”
Bratu 等 - 2009 - Inclusion compound of Fosinopril with beta-cyclode DOI: 10.3233/SPE-2009-0373 -
Hydroxyl (O-H) 信心 0.9
“Valence of O-H vibrations”
Savic 等 - 2022 - Optimization of Ultrasound-Assisted Extraction and DOI: 10.3390/antiox11020297 -
N h 信心 0.9
“Explicit assignment: 'N-H stretching at 3382'”
Wang 等 - 2022 - Porous Silicon Oxycarbonitride Ceramics with Palla DOI: 10.3390/polym14173470 -
N h 信心 0.8
“Snippet: 'broad and stretching at ... cm-1, d = vibration region with small humps at 3382 peak of the NH proton'”
Singh 等 - 2019 - Development of a near infrared novel bioimaging ag DOI: 10.1039/c9ra05814a
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