KATRITZKY, A. R.;AWARTANI, R., J. CHEM. SOC. PERKIN TRANS., 1983, N 11, 2623-2627
作者:KATRITZKY, A. R.、AWARTANI, R.
DOI:——
日期:——
Nucleophilic displacement of N-aryl and heteroaryl groups. Part 5. Conversion of 2-aminopyridines into 2-pyridones
作者:Alan R. Katritzky、Radi Awartani
DOI:10.1039/p19830002623
日期:——
2-Ethoxycarbonyl-1-(2-pyridyl)pyridinium cations (3)(easily prepared from 2-aminopyridine and the appropriate pyrylium salt) are converted by dilute NaOH at 25 °C into 1-(substituted 2-pyridylcarbonyl)-2-pyridones (7). Compounds (7) are readily hydrolysed to 2-pyridones.