4-[5-((3aR,4S,6aR)-2,2-Dimethyl-tetrahydro-furo[3,4-d][1,3]dioxol-4-yl)-2-methyl-furan-3-yl]-2,6-dimethyl-1,4-dihydro-pyridine-3,5-dicarboxylic acid diethyl ester 在
pyridiniumchlorochromate on aluminumoxide 作用下,
以
二氯甲烷 为溶剂,
反应 6.0h,
以80%的产率得到4-[5-((3aR,4S,6aR)-2,2-Dimethyl-tetrahydro-furo[3,4-d][1,3]dioxol-4-yl)-2-methyl-furan-3-yl]-2,6-dimethyl-pyridine-3,5-dicarboxylic acid diethyl ester