methyl 8-[5-[(Z)-(3-ethyl-4-methyl-5-oxopyrrol-2-ylidene)methyl]-2-[[5-[(Z)-(3-ethyl-4-methyl-5-oxopyrrol-2-ylidene)methyl]-3-(8-methoxy-8-oxooctyl)-4-methyl-1H-pyrrol-2-yl]methyl]-4-methyl-1H-pyrrol-3-yl]octanoate 在
sodium hydroxide 作用下,
以
四氢呋喃 、
甲醇 为溶剂,
反应 3.0h,
以23%的产率得到8-[2-[[3-(7-carboxyheptyl)-5-[(Z)-(3-ethyl-4-methyl-5-oxopyrrol-2-ylidene)methyl]-4-methyl-1H-pyrrol-2-yl]methyl]-5-[(Z)-(3-ethyl-4-methyl-5-oxopyrrol-2-ylidene)methyl]-4-methyl-1H-pyrrol-3-yl]octanoic acid