反应详情

Prepared by alkylation of 8-chloro-4-hydroxy-3-phenylcoumarin by 3-morpholino-2-methyl-1-chloropropane, in accordance with the method of Example 8. By recrystallisation from ethanol, a solid melting at 120°-122° C. is obtained. Yield 69%.

1. customBy recrystallisation from ethanol