反应详情

A mixture of 4 g of 5-ethoxy-pyrrolidin-2-one, 30 cm3 of propanethiol and 2 g of Amberlite-15 resin is agitated for 2 hour 45 minutes at ambient temperature. The resin is filtered off, then the excess propanethiol is distillated. 2.8 g of the expected product is obtained, isolated from isopropyl ether. m.p. 40°-42° C.

1. filtrationThe resin is filtered off