What absorbs at 1612 cm⁻¹ in an FTIR spectrum?
A band near 1612 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) | 3 | 3 | 1.0 |
| Aromatic ring | 1 | 1 | 1.0 |
| Amide | 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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置信度 1.0
“[31] the peak correspondbut were not observed at The DRIFTS peak at 1612 cm-1 ing to 1673 was assigned to the formation of bicarbonates could be due to the presence of adsorbed H 2O species formed during on a Cu/TiO catalyst and a TiO suppo”
Gaur 等 - 2013 - CO oxidation studies over cluster-derived AuTiO2 DOI: 10.1016/j.cattod.2012.10.029 -
Amide 置信度 1.0
“1610cm-1 28.5-30.1◦ 1666 to or at C for the change in I or II band is the C O stretching and N H bending vibra1612/1673cm-1, peak intensity ratio of whereas the trantions, these vibrations are sensitive to hydrogen bonding and sition temper”
Lin 等 - 2005 - PHand thermal-dependent conformational transitio DOI: 10.1016/j.peptides.2004.11.005 -
Aromatic ring 置信度 1.0
“SEM cm-1, CQ displayed N-H stretch at 3300 C-N stretch at cm-1, cm-1, C=C aromatic stretch at 1612 and C-Cl 1211 cm-1 peaks between 600 and 800 (Fig.”
Owonubi 等 - 2018 - Characterization and in vitro release kinetics of DOI: 10.1007/s40090-018-0139-2 -
Hydroxyl (O-H) 置信度 1.0
“3400-3460cm-1 1612cm-1, The IR bands at are due to OH stretching vibrations.”
Synthesis of nanostructured CeO2 by chemical and biogenic methods: Optical properties and bioactivity DOI: 10.1016/j.ceramint.2020.02.204 -
Hydroxyl (O-H) 置信度 1.0
“The bands coconut shell of graphite are cm-1 cm-1 cm-1 cm-1 3620 (OH stretch), 1612 (C = C aromatic), 1238 (stretching CO), and 829 (stretching”
Rukman 等 - 2019 - GO-Fe3O4 Nanocomposite from coconut shell Synthes DOI: 10.1088/1755-1315/217/1/012008 -
Hydroxyl (O-H) 置信度 1.0
“In the cm-1 FTIR spectrum of Qu, absorbance at 3411 was cm-1 assigned to a free -OH bond vibration,at 1667 and cm-1 1612 were assigned to the stretching vibration of”
Setyawan 等 - 2018 - Improvement in vitro Dissolution Rate of Quercetin DOI: 10.22146/ijc.28511
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