(E)-(4R,7R)-7-Hydroxy-4-(tetrahydro-pyran-2-yloxy)-deca-2,9-dienoic acid (E)-(1S,4R)-1-allyl-6-methoxycarbonyl-4-(tetrahydro-pyran-2-yloxy)-hex-5-enyl ester 在
lithium hydroxide 作用下,
以
四氢呋喃 为溶剂,
以100%的产率得到(E)-(4R,7R)-7-Hydroxy-4-(tetrahydro-pyran-2-yloxy)-deca-2,9-dienoic acid (E)-(1S,4R)-1-allyl-6-carboxy-4-(tetrahydro-pyran-2-yloxy)-hex-5-enyl ester