反应详情

Prepared by the method described for example 26 from 9-chloro-1,2,3,4-tetrahydro-8-methyl-5H-[1]benzopyrano[3,4-c]pyridin-5-one (1.6 g, 0.006 moles), triethylamine (1 ml, 0.007 moles) and 1-chloro-2-propanone (0.57 g, 0.006 moles). Recrystallization from isopropanol gave the product (0.5 g), mp 172°-175° C.

1. customPrepared by the method
2. customRecrystallization from isopropanol