What absorbs at 612 cm⁻¹ in an FTIR spectrum?
A band near 612 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 |
|---|---|---|---|
| Metal oxygen | 6 | 6 | 1.0 |
| Silicon (Si) | 2 | 2 | 1.0 |
| Hydrogen bond | 1 | 1 | 1.0 |
| Alkyl C-H | 1 | 1 | 1.0 |
| Silicon silicon | 1 | 1 | 1.0 |
| Methoxy (OCH3) | 1 | 1 | 1.0 |
| Methacrylate | 1 | 1 | 1.0 |
| C-O single bond | 1 | 1 | 1.0 |
| Acetate | 1 | 1 | 1.0 |
| S s | 1 | 1 | 1.0 |
| C-S single bond | 1 | 1 | 1.0 |
| Sulfate (SO4) | 1 | 1 | 1.0 |
| Sulfonyl | 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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Sulfonyl 置信度 1.0
“The FTIR results for all SRHCs further proved the 611 cm-1 presence of -SO 3H group on the catalysts by the appearance of peak at 1035 which 612 corresponded to O=S=O stretching of -SO 3H group.”
Balan 等 - 2021 - Esterification of residual palm oil using solid ac DOI: 10.1016/j.jtice.2012.07.001. -
Silicon (Si) 置信度 1.0
“at wavenumbers of 612 668 and 951 cm-1 C max, of the In accumulation, the maximum capacitance, The peak at 612 is assigned to the characteristic vifilm can be obtained directly, and the dielectric constant of bration mode of Si (100) substr”
Fu 等 - 2012 - Structural, optical and electrical properties of c DOI: 10.1007/s00339-011-6713-5 -
Metal oxygen 置信度 1.0
“1036 1386 1630 2922 and 3450 cm-1 The absorption band at 460 has appeared due to the Ga-O cm-1.49,50 stretching mode and due to Mg-O stretching mode at 612 0.5mol%Cr3+,2mol%Si4+ Figure3.”
Mondal 和 Manam - 2017 - Structural and Luminescent Properties of Si4+ Co-D DOI: 10.1149/2.0021708jss -
Metal oxygen 置信度 1.0
“cm-1 and 612.36 the strong band around 612 is characteristic of the aurivillius family, it may be assigned to the vibrations of nb-o bonds.”
Structure and Dielectric Properties of V and Y Disorder Doped SrBi2Nb2O9 Ceramics DOI: 10.24425/amm.2022.141073 -
置信度 1.0
“The IR spectra show broad transmission bands centered at cm-1 bands centered at 550 and 612 typical for Ni-O stretching vibrations [27].”
Effect of Modified Alumina Support on the Performance of Ni-Based Catalysts for CO2 Reforming of Methane DOI: 10.3390/catal12091066 -
Sulfate (SO4) 置信度 1.0
“in winter and summer are shown in In the two study attributed to the increase in both fossil fuels and biomass cm-1and period, the absorption bands between 612 and 615 burning, which was from the high energy demands by cm-1was attributed to”
Askar 等 - 2022 - Chemical Composition, Optical Properties and Sourc DOI: 10.3389/fenvs.2022.929449 -
C-S single bond 置信度 1.0
“cm-1), cm-1) The sharp and intense diffraction peak observed around and 2836 C-S (741, 709, 670, 638 and 612 cm-1) 2q = 15° for crystalline GeS 2, Figure 7a, (referred to and S-S (473 vibration groups.”
De Salvi 等 - 2015 - New Flexible and Transparent Solution-Based German DOI: 10.5935/0103-5053.20150065 -
Metal oxygen 置信度 1.0
“The new peaks at 612 and cm(cid:16)1 were associated with the metal-oxygen bonds 464 (Gd-O and Gd-O-Ga) vibrations.”
Dong 等 - 2012 - Preparation and properties of Nd,YbGGG polycrysta DOI: 10.1007/s40145-012-0030-0
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