1,1-dimethylethyl [5-(5-{3-cyano-4-[(1-methylethyl)oxy]phenyl}-1,2,4-oxadiazol-3-yl)-3,4-dihydro-2(1H)-isoquinolinyl]acetate 、
三氟乙酸 在
甲苯 、
乙醚 作用下,
以
二氯甲烷 为溶剂,
反应 16.0h,
以to give [5-(5-{3-cyano-4-[(1-methylethyl)oxy]phenyl}-1,2,4-oxadiazol-3-yl)-3,4-dihydro-2(1H)-isoquinolinyl]acetic acid trifluoroacetate as a yellow solid (500 mg)的产率得到[5-(5-{3-cyano-4-[(1-methylethyl)oxy]phenyl}-1,2,4-oxadiazol-3-yl)-3,4-dihydro-2(1H)-isoquinolinyl]acetic acid mono-trifluoroacetate