反应详情

A solution of 5-(4-aminophenyl)-2(1H)-pyrazinone (1.7 g) in sodium hydroxide was reacted with 4-nitrobenzoyl chloride (1.8 g) in a manner similar to that described in Example 9 to give 5-[4-(4-nitrobenzamido)phenyl]-2(1H)-pyrazinone (1.5 g, m.p. 298°-300° C.).