What absorbs at 3630 cm⁻¹ in an FTIR spectrum?
A band near 3630 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 |
| Water (H2O) | 3 | 3 | 0.9 |
| Metal hydroxyl | 1 | 1 | 0.9 |
| N h | 1 | 1 | 0.7 |
| Silicon-oxygen (Si-O) | 1 | 1 | 0.7 |
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 0.95
“Explicit assignment in text.”
Gianotti 等 - 2019 - Hybrid catalysts based on N-heterocyclic carbene a DOI: 10.1039/c9ra07516j -
Metal hydroxyl 置信度 0.9
“Explicit assignment: 'Al-OH (3630)'.”
Mutrofin 等 - 2018 - Physical-chemistry of Nawangan's phyropyllite and DOI: 10.1088/1757-899X/285/1/012026 -
Water (H2O) 置信度 0.9
“Explicit assignment: 'wide peaks at 3630 and 3420 were hydroxyl stretch vibrations of water intercalated in layers'”
Guo 等 - 2020 - Surface Modification of Bentonite with Polymer Bru DOI: 10.3390/nano10061112 -
Hydroxyl (O-H) 置信度 0.9
“OH stretching mode”
Mendes 等 - 2015 - Hydrogenating activity of Ptzeolite catalysts foc DOI: 10.1016/j.apcata.2015.03.027 -
Hydroxyl (O-H) 置信度 0.9
“OH stretching, labeled OH A'”
Potter 等 - 2014 - Role of Isolated Acid Sites and Influence of Pore DOI: 10.1021/cs501092b -
Hydroxyl (O-H) 置信度 0.8
“Strong band at 3630 cm-1 indicated O-H stretching vibration.”
Ashiq 等 - 2019 - Municipal solid waste biochar-bentonite composite DOI: 10.1016/j.jenvman.2019.02.006 -
Water (H2O) 置信度 0.8
“Explicitly mentioned as 3630cm-1 in context of water vibration.”
Fukuda 等 - 2013 - Detection of a protein-bound water vibration of ha DOI: 10.2142/biophysics.9.167 -
Hydroxyl (O-H) 置信度 0.8
“Band at 3630 attributed to OH in SAPO-34”
Miletto 等 - 2017 - Mesoporous Silica Scaffolds as Precursor to Drive DOI: 10.1002/chem.201701978
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