(2S,3E,5Z)-8-[(1R,2R,4aS,8aS)-1-hydroxy-2,5,5,8a-tetramethyl-3,4,4a,6,7,8-hexahydro-2H-naphthalen-1-yl]-2,6-dimethylocta-3,5-dienoic acid 在
氧气 、 tetraphenylporphyrin 作用下,
以
二氯甲烷 为溶剂,
反应 0.5h,
以35%的产率得到(E)-(S)-5-Hydroperoxy-8-((1R,2R,4aS,8aS)-1-hydroxy-2,5,5,8a-tetramethyl-decahydro-naphthalen-1-yl)-2-methyl-6-methylene-oct-3-enoic acid