反应详情

A solution of 1-(3-phenylsulfonylphenyl)-4-tert-butyloxycarbonyl piperazine (D3) (96 mg, 0.23 mmol) in 1,4-dioxane (3 ml) and 4M HCl (3 ml) was refluxed at 60° C. for 1 h. The solvents were then evaporated in vacuo and the product dried under high vacuum to give a yellow solid (69 mg, 96%)

1. customThe solvents were then evaporated in vacuo
2. customthe product dried under high vacuum