反应详情

To a solution of 1-[4-(N-tert-butoxycarbonylpiperidin-4-yl)benzoyl]-4-(6-chloronaphthalene-2-sulfonyl)piperazine (125 mg) in ethyl acetate (0.5 ml) was added 4 N hydrochloric acid in ethyl acetate solution (4 ml) and the solution was stirred at room temperature for 1 hour, and diluted with ether. The precipitate was filtered, washed with ether and dried to give a colorless solid of the title compound (105 mg).

1. filtrationThe precipitate was filtered
2. washwashed with ether
3. customdried