tert-butyl 2-(3-((2-(4-methylthiazol-2-ylamino)pyridin-3-yloxy)methyl)phenoxy)acetate 、
三氟乙酸 在
甲醇 、
二氯甲烷 作用下,
以
二氯甲烷 为溶剂,
反应 1.0h,
以to provide 2-(3-((2-(4-methylthiazol-2-ylamino)pyridin-3-yloxy)methyl)phenoxy)acetic acid trifluoroacetate salt (621 mg, 80.4% yield) as a white solid的产率得到2-(3-((2-(4-methylthiazol-2-ylamino)pyridin-3-yloxy)methyl)phenoxy)acetic acid trifluoroacetate