Isobutyric acid (3aS,4S,6R,6aR)-2,2-dimethyl-6-trityloxymethyl-tetrahydro-cyclopenta[1,3]dioxol-4-ylmethyl ester 在
potassium carbonate 作用下,
以
甲醇 为溶剂,
反应 5.0h,
以149.25 g的产率得到[(1R,2S,3R,4R)-2,3-(isopropylidenedioxy)-4-(trityloxymethyl)cyclopentyl]methanol