6-(3-chloro-4-cyclopropoxyphenyl)pyrimidine-4-carboxylic acid 6-hydroxy-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxol-5-ylmethyl ester 在
盐酸 作用下,
以
1,4-二氧六环 为溶剂,
以13%的产率得到[(2R,3S,4S,5R)-3,4,5,6-tetrahydroxyoxan-2-yl]methyl 6-(3-chloro-4-cyclopropoxyphenyl)pyrimidine-4-carboxylate