What absorbs at 2170 cm⁻¹ in an FTIR spectrum?
A band near 2170 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
Mulige funksjonelle gruppe-tilordninger
| Funksjonell gruppe | Støttende fakta | Siterte kilder | Toppkonfidens |
|---|---|---|---|
| C#c | 2 | 2 | 0.9 |
| Silicon hydride | 2 | 2 | 0.9 |
| Hydroxyl (O-H) | 1 | 1 | 0.3 |
Rangeringen gjenspeiler akkumulert litteraturbevis, ikke en enkelt autoritativ regel. Bekreft alltid mot prøvekonteksten din.
Litteratur bak disse tilordningene
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konfidens 0.9
“Same sentence.”
Travers 等 - 1999 - Low-temperature matrix isolation studies of BCl(N- DOI: 10.1021/jp991898l -
Silicon hydride konfidens 0.9
“Si-H bond attributed”
Coustel 等 - 2017 - Vibrational frequencies of hydrogenated silicon ca DOI: 10.1016/j.surfcoat.2017.06.017 -
C#c konfidens 0.9
“Explicit assignment: 'band at 2170 can be attributed to alkyne'.”
Mazankova 等 - 2020 - Atmospheric Pressure Plasma Polymerized 2-Ethyl-2- DOI: 10.3390/polym12112679 -
Silicon hydride konfidens 0.9
“Peak at 2170 attributed to absorption of Si-H group.”
Nwankire 等 - 2011 - Enhancing the Mechanical Properties of Superhydrop DOI: 10.1002/ppap.201000069 -
C#c konfidens 0.9
“Explicit assignment: 'The band at 2170 can be attributed to alkyne'”
St'ahel 等 - 2019 - Atmospheric Pressure Plasma Polymerized Oxazoline- DOI: 10.3390/polym11122069 -
Hydroxyl (O-H) konfidens 0.3
“Mentioned as 'typical OH-band at 3150 observed at 2170 cm⁻¹' but assignment unclear.”
Weis 等 - 2016 - Polarized IR and Raman spectra of zoisite insight DOI: 10.1127/ejm/2016/0028-2528
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