(2,3,4-trimethoxy-6-methylphenyl)(3-bromo-5-methyl-pyridin-4-yl)methanol 在
manganese dioxide crude product 、 silica gel 作用下,
以
甲苯 为溶剂,
反应 2.0h,
以to obtain 0.23 g (yield 54%) of 4-(2,3,4-trimethoxy-6-methylbenzoyl)-3-bromo-5-methylpyridine (compound No的产率得到4-(2,3,4-trimethoxy-6-methylbenzoyl)-3-bromo-5-methylpyridine