(2,3,4-trimethoxy-6-methylphenyl)(2,6-dichloro-5-(1-hydroxyethyl)-4-trifluoromethyl-pyridin-3-yl)methanol 在
manganese dioxide
甲苯 、 crude product 、 silica gel 作用下,
以
甲苯 为溶剂,
反应 1.0h,
以to obtain 1.5 g (yield 66%) of 5-(2,3,4-trimethoxy-6-methylbenzoyl)-3-acetyl-2,6-dichloro-4-trifluoromethylpyridine (compound No的产率得到5-(2,3,4-trimethoxy-6-methylbenzoyl)-3-acetyl-2,6-dichloro-4-trifluoromethylpyridine