7-(3-acetoxypropyl)-1-(2-cyanoacrylic acid ethyl ester)-2,3-diethyl-8-methyldipyrrane-9-carboxylic acid benzyl ester 在
palladium 10% on activated carbon
氢气 作用下,
以
四氢呋喃 为溶剂,
以81.7%的产率得到7-(3-acetoxypropyl)-1-(2-cyanoacrylic acid ethyl ester)-2,3-diethyl-8-methyldipyrrane-9-carboxylic acid