What absorbs at 3464 cm⁻¹ in an FTIR spectrum?
A band near 3464 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 5 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) | 4 | 4 | 1.0 |
| Hydrogen bond | 1 | 1 | 1.0 |
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
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Hydrogen bond 置信度 1.0
“The stretching vibration of -OH at 3464.15 Figure 4 and the results showed insignificant cm-1 revealed the intermolecular hydrogen bonds [25].”
Preparation of In Situ Cross - Linked N - Maleoyl Chitosan - Oxidized Sodium Alginate Hydrogels for Drug Delivery Applications DOI: 10.3889/oamjms.2019.850 -
Hydroxyl (O-H) 置信度 1.0
“LLM confirmed rule peak-group candidate”
Salem 等 - 2019 - Synthesis of compounds having antimicrobial activi DOI: 10.1016/j.bioorg.2019.03.013 -
Hydroxyl (O-H) 置信度 1.0
“The broadband at 3464 cm-1 was assigned to the stretching vibration of lattice hydroxyl (-OH) groups [23].”
The synthesis of hydroxyapatite with different crystallinities by controlling the concentration of recombinant CEMP1 for biological application DOI: 10.1016/j.msec.2015.10.029 -
Hydroxyl (O-H) 置信度 1.0
“LLM confirmed rule peak-group candidate”
Functionalized KIT-6/Polysulfone Mixed Matrix Membranes for Enhanced CO2/CH4 Gas Separation DOI: 10.3390/polym12102312 -
Hydroxyl (O-H) 置信度 1.0
“A minor peak at around 2382 cm-1 is due to CO32and HCO3groups [23,24] cm-1 323A minor peak at around 2382 is due to CO and HCO groups [23,24] and a wide intense and a wide intense band at 3464 cm-1 is ascribed to the symmetric stretching of”
Influence of ZrO2 Addition on Structural and Biological Activity of Phosphate Glasses for Bone Regeneration DOI: 10.3390/ma13184058
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