8-(1-bromoethyl)-N,N-dimethyl-2-((S)-2-methylmorpholino)-4-oxo-4H-chromene-6-carboxamide 、
4-氟苯胺 在
desired compound 、
乙醚 、 petroleum ether 作用下,
以
N,N-二甲基乙酰胺 为溶剂,
反应 5.0h,
以to afford 8-(1-(4-fluorophenylamino)ethyl)-N,N-dimethyl-2-((S)-2-methylmorpholino)-4-oxo-4H-chromene-6-carboxamide (45 mg, 51%) as a white solid的产率得到8-(1-(4-fluorophenylamino)ethyl)-N,N-dimethyl-2-((S)-2-methylmorpholino)-4-oxo-4H-chromene-6-carboxamide