、 4-chloro-6-methoxy-7-(2-tetrahydropyran-2-yloxyethoxy)quinazoline 、
3-氟-4-羟基苯乙酸 以to give 2-{3-fluoro-4-[6-methoxy-7-(2-tetrahydropyran-2-yloxyethoxy)quinazolin-4-yloxy]phenyl}acetic acid in 52% yield的产率得到2-{3-fluoro-4-[6-methoxy-7-(2-tetrahydropyran-2-yloxyethoxy)quinazolin-4-yloxy]phenyl}acetic acid