Acetic acid (Z)-3-[(4R,5S,6S)-6-((2E,4E,6E)-(R)-10-hydroxy-8-methoxy-deca-2,4,6-trienyl)-2,2,5-trimethyl-[1,3]dioxan-4-yl]-but-2-enyl ester 在
sodium chlorite 、
pyridine-SO3 complex 、
potassium carbonate 作用下,
以
甲醇 为溶剂,
生成 (4E,6E,8E)-(R)-10-[(4S,5S,6R)-6-((Z)-3-Hydroxy-1-methyl-propenyl)-2,2,5-trimethyl-[1,3]dioxan-4-yl]-3-methoxy-deca-4,6,8-trienoic acid methyl ester