What absorbs at 630 cm⁻¹ in an FTIR spectrum?
A band near 630 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 |
|---|---|---|---|
| Hydroxyl (O-H) | 7 | 6 | 0.9 |
| Silicon hydride | 1 | 1 | 0.9 |
| C-S single bond | 1 | 1 | 0.9 |
| Metal oxygen | 1 | 1 | 0.8 |
| Phosphate (PO4) | 1 | 1 | 0.8 |
| Silicon carbon | 1 | 1 | 0.7 |
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
-
置信度 1.0
“Explicit assignment in text.”
Sosulin 等 - 2017 - Communication A hydrogen-bonded difluorocarbene c DOI: 10.1063/1.4999772 -
置信度 0.9
“Text: 'peak centered at 630 due to the Si-H wagging-rocking modes'”
Hou 等 - 2011 - Evolution of infrared spectra and optical emission DOI: 10.1088/1674-1056/20/7/077802 -
Hydroxyl (O-H) 置信度 0.9
“Explicit assignment: 'peaks of OH (630'”
Natasha 等 - 2008 - Fourier transform infrared study on sol-gel derive DOI: 10.4028/www.scientific.net/AMR.47-50.1185 -
Hydroxyl (O-H) 置信度 0.9
“Explicit assignment in text.”
Sanchez-Campos 等 - 2021 - Modulated Monoclinic Hydroxyapatite The Effect of DOI: 10.3390/min11030314 -
C-S single bond 置信度 0.9
“Text: 'two peaks appeared at 630 and 1249 ... C-S bonds'”
Shahzamani 等 - 2016 - Surface functionalization of rubber latex nanopart DOI: 10.1002/app.43268 -
置信度 0.9
“Vibration mode at 630 cm-1 assigned to Si-H bending.”
Zhang 等 - 2005 - A combinatorial analysis of deposition parameters DOI: 10.1016/j.apsusc.2004.09.109 -
置信度 0.9
“Text: 'The band at ~ 630 confirms the presence of vanadium ions'”
Andronache 和 Racolta - 2014 - Structural Investigation of MO center dot P2O5 cen DOI: 10.1063/1.4903024 -
Hydroxyl (O-H) 置信度 0.9
“librational mode of OH”
Demnati 等 - 2015 - Comparison of Physical-chemical and Mechanical Pro DOI: 10.1002/14356007.a06_399.pub2
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