反应详情

xHCl. To the title compound of step A (198 mg, 0.554 mmol) in EtOAc (3 mL) was added 4M HCl in dioxane (14 mL). After 1 h, the reaction was concentrated to give the title compound of step B (183 mg), which was used without further purification. MS (ESI) mass calcd. for C12H14F3N3, 257.1. m/z found 258.1 [M+H]+.

1. concentrationthe reaction was concentrated