What absorbs at 456 cm⁻¹ in an FTIR spectrum?
A band near 456 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 |
|---|---|---|---|
| Metal oxygen | 2 | 2 | 0.95 |
| Siloxane (Si-O-Si) | 2 | 2 | 0.9 |
| S s | 1 | 1 | 0.8 |
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
-
Metal oxygen 置信度 0.95
“Explicit assignment: 'vibrational stretching mode of Cd-O is 456 cm-1'.”
Karthik 等 - 2017 - Andrographis paniculata extract mediated green syn DOI: 10.1007/s10854-017-6503-8 -
Metal oxygen 置信度 0.9
“Explicit assignment in text.”
Manjunath 等 - 2018 - Ionic liquid assisted hydrothermal synthesis of Ti DOI: 10.1016/j.jmrt.2017.02.001 -
Siloxane (Si-O-Si) 置信度 0.9
“456.1 (Si-O-Si bending)”
Nurul 等 - 2012 - XRD, FTIR and C-13 CPMAS NMR Studies of Composite DOI: 10.4028/www.scientific.net/AMR.364.159 -
置信度 0.9
“Explicit assignment in text”
Vanitha 等 - 2021 - Effect of Sr2+ Ion-Substituted Nickel Ferrite Nano DOI: 10.1007/s10948-020-05777-8 -
Siloxane (Si-O-Si) 置信度 0.9
“Si-O-Si bond discovered at around 456”
Subaer 等 - 2022 - Pervaporation Membranes for Seawater Desalination DOI: 10.3390/membranes12111046 -
S s 置信度 0.8
“Peak assigned to S-S stretching.”
Shukla 等 - 2023 - Rapid Estimation of Sulfur Content in High-Ash Ind DOI: 10.3390/min13050634
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