Highly efficient copper-catalyzed direct C–H amidation of quinoxalin-2(1H)-ones with amidates under microwave irradiation
A novel and convenient protocol for the construction of 3-amidated quinoxalin-2(1H)-ones was developed via copper-catalyzed direct oxidative amidation of quinoxalin-2(1H)-ones with amidates using K2S2O8 as an oxidant, and under microwave irradiation.
2015 ◽
Vol 18
(24)
◽
pp. 3141-3148
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