What absorbs at 970 cm⁻¹ in an FTIR spectrum?
A band near 970 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 |
|---|---|---|---|
| Phosphate (PO4) | 2 | 2 | 0.9 |
| Silanol (Si-OH) | 2 | 2 | 0.9 |
| C-O single bond | 1 | 1 | 0.95 |
| Methyl | 1 | 1 | 0.9 |
| Siloxane (Si-O-Si) | 1 | 1 | 0.9 |
| Protein | 1 | 1 | 0.7 |
| Carbonyl (C=O) | 1 | 1 | 0.7 |
| Hydroxyl (O-H) | 1 | 1 | 0.7 |
| Alkyl C-H | 1 | 1 | 0.7 |
| Oxygen heterocycle | 1 | 0 | 0.9 |
| Silicon-oxygen (Si-O) | 1 | 0 | 0.9 |
| Nucleic acid | 1 | 0 | 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
-
C-O single bond 置信度 0.95
“Explicit assignment in text.”
Ghumman 等 - 2022 - Synthesis of pH-Sensitive Cross-Linked Basil Seed DOI: 10.3390/gels8050291 -
置信度 0.9
“asymmetrical stretching vibrations of SiO tetrahedra”
He 等 - 2011 - Morphology and Structure of Aluminum Substituted C DOI: 10.4028/www.scientific.net/AMR.287-290.1193 -
置信度 0.9
“Explicit assignment in text: 'DNA peak at 970 cm-1 (ribose-phosphate skeletal motions)'”
Lipiec 等 - 2013 - A new approach to studying the effects of ionising DOI: 10.1016/j.radphyschem.2013.03.037 -
置信度 0.9
“explicit assignment in text”
Al-Emam 等 - 2021 - Removal of a Past Varnish Treatment from a 19th-Ce DOI: 10.3390/polym13162651 -
置信度 0.9
“strong band has presented at 970 of Si-O stretches and Si-O-Si stretching”
Fawzy - 2021 - Flotation separation of dravite from phlogopite us DOI: 10.37190/ppmp/138587 -
Silanol (Si-OH) 置信度 0.9
“Text: 'The band at 970 is attributed to silanol (Si-OH) groups'”
Karatasios 等 - 2017 - Modification of water transport properties of poro DOI: 10.1515/pac-2016-1104 -
Phosphate (PO4) 置信度 0.9
“Explicit assignment in text.”
Kelp 等 - 2019 - Application of metasurface-enhanced infra-red spec DOI: 10.1039/c8an01433g. -
Methyl 置信度 0.9
“Band assignment for (CH3) stretching”
Mijatovic 等 - 2017 - Analysis of pulmonary surfactant by Fourier transf DOI: 10.17305/bjbms.2016.1680
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