反应详情

In a similar manner as described in Example 1, by using dichloromethane (30 mL), 5-amino-3-(2-fluorophenyl)isoxazol-4-carboxylic acid (409 mg, 1.84 mmol), 1-ethyl-3-(dimethylaminopropyl)carbodiimide hydrochloride (388 mg, 2.02 mmol) and 1-(2-fluorophenyl)piperazine (332 mg, 1.84 mmol), a white solid required compound (533 mg, 1.39 mmol, 75%) was obtained.