{2-hydroxy-1-[3-(tetrahydropyran-2-yloxy)octyl]-2,3,3a,4,9,9a-hexahydro-1H-cyclopenta[b]naphthalen-5-yloxy}acetic acid 、
3-甲基-2-丁醇 、
1,2-二氯乙烷 在
4-二甲氨基吡啶 碳酸氢钠 、 Brine 、
Sodium sulfate-III 、 silica gel 、 tetrahydrofuran methanol 作用下,
以
二氯甲烷 、
甲基叔丁基醚 为溶剂,
反应 48.0h,
以to yield [2-hydroxy-1-(3-hydroxy-octyl)-2,3,3a,4,9,9a-hexahydro-1H-cyclopenta[b]naphthalen-5-yloxyl]-acetic acid 1,2-dimethyl-propyl ester (16 mg) as an oil的产率得到[2-hydroxy-1-(3-hydroxy-octyl)-2,3,3a,4,9,9a-hexahydro-1H-cyclopenta[b]naphthalen-5-yloxyl]-acetic acid 1,2-dimethyl-propyl ester