3,3-dimethyl-5,6-bis (nitrooxy)hexyl 2-((4R,6R)-6-(2-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate 在
p-toluenesulfonic acid on sillica gel 作用下,
以
二氯甲烷 为溶剂,
反应 1.0h,
以15%的产率得到(3R,5R)-3,3-dimethyl-5,6-bis(nitrooxy)hexyl 7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-3,5-dihydroxyheptanoate