[4-({3-chloro-4-[3-(trifluoromethyl)phenoxy]phenyl}amino)-8,9-dihydro-7H-pyrimido[4,5-b]azepin-6-yl]methanol 在
manganese dioxide silica gel 、
正己烷 、
乙酸乙酯 作用下,
以
丙酮 为溶剂,
反应 5.5h,
以to give the title compound (80.9 mg) as a yellow solid的产率得到4-({3-chloro-4-[3-(trifluoromethyl)phenoxy]phenyl}amino)-8,9-dihydro-7H-pyrimido[4,5-b]azepin-6-carbaldehyde