7-deacetyl-7-(N-methypiperazino-γ-butyryloxy)forskolin 在
sodium methylate 作用下,
以
1,4-二氧六环 为溶剂,
生成 4-(4-Methyl-piperazin-1-yl)-butyric acid (3R,4aR,5S,6S,6aS,10S,10aR,10bS)-5,10,10b-trihydroxy-3,4a,7,7,10a-pentamethyl-1-oxo-3-vinyl-dodecahydro-benzo[f]chromen-6-yl ester