FTIR峰解读
What absorbs at 3368 cm⁻¹ in an FTIR spectrum?
A band near 3368 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
| 官能团 | 支持性事实 | 引用来源 | 最高置信度 |
|---|---|---|---|
| Hydroxyl (O-H) | 5 | 5 | 0.9 |
| N h | 2 | 2 | 0.9 |
| Amine primary | 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 0.9
“Combined peaks of NH2 and OH group stretching vibrations.”
Bashal 等 - 2022 - Bio-Based (Chitosan-ZnO) Nanocomposite Synthesis, DOI: 10.3390/polym14030386 -
Hydroxyl (O-H) 置信度 0.9
“Explicit assignment: 'corresponding to the -OH deformations'”
Drob 等 - 2021 - The Interdisciplinary Approach of Some Middle Bron DOI: 10.3390/app11114885 -
Hydroxyl (O-H) 置信度 0.9
“Explicit assignment in text”
Khalil 等 - 2021 - Synthesis of Chitosan-La2O3 Nanocomposite and Its DOI: 10.3390/molecules26123689 -
Hydroxyl (O-H) 置信度 0.9
“Explicit assignment: '3,368 (O-H Stretching)'”
Murei 等 - 2020 - Functionalization and antimicrobial evaluation of DOI: 10.1038/s41598-020-68290-x -
N h 置信度 0.9
“band at 3368 corresponds to -NH and -OH groups”
Nguyen Thi Thu Trang 等 - 2016 - Hydrolysis of green nanocomposites of poly(lactic DOI: 10.1515/gps-2016-0060 -
N h 置信度 0.8
“Text: 'stretching cm-1 vibrations ν(NH). A few bands are exhibit at region 3368-3139'”
El-Sayed 等 - 2021 - PREPARATION, SPECTROSCOPIC, THERMAL AND MOLECULAR DOI: 10.4314/bcse.v35i2.13
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