1,1-dimethylethyl 2-(5-{3-cyano-4-[(1-methylethyl)oxy]-phenyl}-1,3,4-thiadiazol-2-yl)-3-methyl-2,4,6,7-tetrahydro-5Hpyrazolo[4,3-c]pyridine-5-carboxylate 、
三氟乙酸 在
甲醇 、
乙醚 作用下,
以
二氯甲烷 为溶剂,
反应 3.33h,
以to give 2-[(1-methylethyl)oxy]-5-[5-(3-methyl-4,5,6,7-tetrahydro-2H-pyrazolo[4,3-c]pyridin-2-yl)-1,3,4-thiadiazol-2-yl]benzonitrile trifluoroacetate as a cream coloured solid (4.30 g, 79%)的产率得到2-[(1-methylethyl)oxy]-5-[5-(3-methyl-4,5,6,7-tetrahydro-2H-pyrazolo[4,3-c]pyridin-2-yl)-1,3,4-thiadiazol-2-yl]benzonitrile mono-trifluoroacetate