What absorbs at 3195 cm⁻¹ in an FTIR spectrum?
A band near 3195 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 4 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 | 3 | 1.0 |
| Ammonium | 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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Hydroxyl (O-H) 置信度 1.0
“(1) Completely spectra:thesedonotshowdetectableOHabsorptionpeaksabovenoise.(2)Spectrawithdetectablediscrete 3596cm(cid:1)1 3371-3380, OH peaks: discrete peaks are observed at 3195, 3205, 3305, 3483, and with the most 3380cm(cid:1)1.”
Kilian 等 - 2016 - Dislocation creep of dry quartz DOI: 10.1002/2015JB012771 -
Hydroxyl (O-H) 置信度 1.0
“LLM confirmed rule peak-group candidate”
Structural diversity of cocrystals formed from acridine and two isomers of hydroxybenzaldehyde: 3-hydroxybenzaldehyde and 4-hydroxybenzaldehyde DOI: 10.1039/d3ra02300a -
Ammonium 置信度 1.0
“cm-1 cm-1 the spectrum shows the presence of the bands at 3195 and at 3020 and 2820 that can be assigned to coordinated ammonia and to ammonium ions, respectively.”
Preparation, Characterization and Catalytic Activity of Nickel Molybdate (NiMoO4) Nanoparticles DOI: 10.3390/molecules23020273 -
Hydroxyl (O-H) 置信度 1.0
“FT-IR spectra attained from green-synthesized nanoparticles of nutmeg (Figure 6) FT-IR spectra attained from green-synthesized nanoparticles of nutmeg (Figure 6) cm-1 revealed bands at 3194.92 corresponding to -OH stretching, proving the pr”
Phytosynthesis of Copper Nanoparticles Using Extracts of Spices and Their Antibacterial Properties DOI: 10.3390/pr9081341
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