Metal-free direct oxidative C–C bond coupling of pyrazolones and quinoxalinones

Autor: Saowanee Toonchue, Khamphee Phomphrai, Sirilata Yotphan, Ladawan Sumunnee
Rok vydání: 2018
Předmět:
Zdroj: Organic Chemistry Frontiers. 5:1928-1932
ISSN: 2052-4129
DOI: 10.1039/c8qo00328a
Popis: A highly efficient transition metal-free oxidative chemo- and regioselective C–C bond coupling of pyrazolones and quinoxalinones mediated by K2S2O8 is described. This reaction can be conveniently carried out under mild conditions and gives various hydroxy-pyrazolyl quinoxalinone products in moderate to excellent yields in a short reaction time.
Databáze: OpenAIRE