反应详情

温度

35 °C

14 ml of 3M hydrogen chloride in ethyl acetate were added to 3.0 g of the product obtained in step (1) above, and the mixture was stirred at 35° C. for one hour. Diethyl ether was added to the reaction mixture, and the crystals which precipitated out were collected by filtration, washed with diethyl ether and dried, to give 2.1 g of the title compound.

1. customthe crystals which precipitated out
2. filtrationwere collected by filtration
3. washwashed with diethyl ether
4. customdried