FTIR峰解读
What absorbs at 3394 cm⁻¹ in an FTIR spectrum?
A band near 3394 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
可能的官能团归属
| 官能团 | 支持性事实 | 引用来源 | 最高置信度 |
|---|---|---|---|
| N h | 4 | 3 | 0.9 |
| Hydroxyl (O-H) | 2 | 2 | 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
-
Hydroxyl (O-H) 置信度 0.9
“Attributed to O-H stretching in hemicellulose and cellulose.”
Zhu 等 - 2023 - The Sustainability of Sweet Potato Residues from S DOI: 10.3390/foods12010128 -
N h 置信度 0.9
“Explicit assignment: N-H bands at 3394 cm-1.”
Chen 等 - 2018 - The Effects of a Macromolecular Charring Agent wit DOI: 10.3390/ma11010111 -
N h 置信度 0.9
“Explicit assignment: '3394.4 cm-1 (N-H stretching)'.”
Gong 等 - 2010 - Hyaluronan Immobilized Polyurethane as a Blood Con DOI: 10.1155/2010/807935 -
置信度 0.9
“Attributed to stretch vibrations.”
Ladwig Muraro 等 - 2020 - Iron oxide nanocatalyst with titanium and silver n DOI: 10.1038/s41598-020-59987-0 -
N h 置信度 0.9
“explicit assignment”
Panwar 等 - 2016 - Characterization and anticancer potential of ferul DOI: 10.1007/s13204-015-0502-y) -
Hydroxyl (O-H) 置信度 0.9
“Stretching vibration of OH groups on Fe3O4 surface.”
Shakib 等 - 2023 - Ultrasound-Promoted preparation and application of DOI: 10.1038/s41598-023-33990-7 -
置信度 0.7
“Mentioned as strong absorption band, likely O-H or N-H stretching.”
Gao 等 - 2018 - Co-immobilization of laccase and TEMPO onto amino- DOI: 10.1186/s40643-018-0215-7
是否有此波段的光谱？
上传您的FTIR光谱，几秒钟内即可获得完整的解读报告——包含带文献引用的峰分配、库匹配和带有置信度评级的证据链。
解读我的光谱