Acetic acid (Z)-(R)-1-((4R,5R)-5-acryloyl-2,2-dimethyl-[1,3]dioxolan-4-yl)-3-methoxymethoxymethyl-2-methyl-penta-2,4-dienyl ester 以
乙腈 为溶剂,
反应 4.0h,
以95%的产率得到Acetic acid (3aR,4R,4aS,8aS,9aR)-5-methoxymethoxymethyl-2,2,4a-trimethyl-9-oxo-3a,4,4a,7,8,8a,9,9a-octahydro-naphtho[2,3-d][1,3]dioxol-4-yl ester