可的松 、
((2R,3S,4S,5R,6S)-6-(((S)-7-acetamido-1,2-dimethoxy-10-(methylthio)-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-3-yl)oxy)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)methyl vinyl adipate 在
lipase from Candida antarctica 作用下,
以
丙酮 为溶剂,
反应 12.0h,
以63%的产率得到1-O-[[(2R,3S,4S,5R,6S)-6-[[(7S)-7-acetamido-1,2-dimethoxy-10-methylsulfanyl-9-oxo-6,7-dihydro-5H-benzo[a]heptalen-3-yl]oxy]-3,4,5-trihydroxyoxan-2-yl]methyl] 6-O-[2-[(8S,9S,10R,13S,14S,17R)-17-hydroxy-10,13-dimethyl-3,11-dioxo-1,2,6,7,8,9,12,14,15,16-decahydrocyclopenta[a]phenanthren-17-yl]-2-oxoethyl] hexanedioate