methyl (1'R,4'S,4R,6'R,7'S)-(E)-4-hydroxy-2-methyl-5-(1'-methyl-9'-oxa-tricyclo[4.3.0.04,7]non-7'-yl)-2-pentenoate 在
戴斯-马丁氧化剂 作用下,
以
二氯甲烷 为溶剂,
以81%的产率得到methyl (1'R,4'S,6'R,7'S)-(E)-2-methyl-5-(1'-methyl-9'-oxa-tricyclo[4.3.0.0
4,7]non-7'-yl)-4-oxo-2-pentenoate