Application of Acidic Ionic Liquid as a Solvent/Catalyst for Preparation of α-Oximinoketones from β-Dicarbonyl Compounds
Subject Areas : Polymer
Ashraf S. Shahvelayati
1
(Department of Chemistry,Yadegar-e-Imam Khomeini (RAH), Shahre-rey Branch, Islamic Azad University, Tehran, Iran)
Khadijeh Yadollahzadeh
2
(Department of Chemistry, Aliabad Katoul Branch, Islamic Azad University, Aliabad Katoul,Iran)
Fatemeh Sameni
3
(Department of Chemistry,Yadegar-e-Imam Khomeini (RAH), Shahre-rey Branch, Islamic Azad University, Tehran, Iran)
Keywords:
Abstract :
The selective nitrosation of β-dicarbonyl compounds with sodium nitrite was carried out under1-methyl-3-carboxymethylimidazolium chloride, prepared from N-methylimidazole andchloroacetic acid, as an acidic ionic liquid. The reaction was found to proceed under relativelymild conditions with excellent conversion and selectivity. The ionic liquid was recycled andreused.