5-氯-2-氟-4-羟基苯甲醛 、
4-(8-fluoro-2,3-dihydro-1,4-benzodioxin-6-yl)-3-methyl-1H-pyrazol-5-amine 以
三氟乙酸 为溶剂,
反应 16.0h,
以to give 2-chloro-5-fluoro-4-(6-fluoro-1-methyl-8,9-dihydro-3H-[1,4]dioxino[2,3-g]pyrazolo[3,4-c]isoquinolin-5-yl)phenol (18 mg, 11% yield) as a yellow solid after lyophillization of the pure fractions的产率得到2-chloro-5-fluoro-4-(6-fluoro-1-methyl-8,9-dihydro-3H-[1,4]dioxino[2,3-g]pyrazolo[3,4-c]isoquinolin-5-yl)phenol