(1S,2R,5R,6R,9R,10R,11R,13S,14R,16S)-14-hydroxy-6,10-dimethyl-5-[(1S)-1-[3-[(2R)-3-methylbutan-2-yl]oxiran-2-yl]ethyl]-19-phenyl-12-oxa-17,19,21-triazaheptacyclo[14.5.2.01,9.02,6.010,16.011,13.017,21]tricos-22-ene-18,20-dione 在
lithium aluminium tetrahydride 作用下,
以
四氢呋喃 、
吡啶 为溶剂,
反应 3.0h,
生成
[(1S,3R,9S,10R,13R,14R,17R)-1-acetyloxy-10,13-dimethyl-17-[(1S)-1-[3-[(2R)-3-methylbutan-2-yl]oxiran-2-yl]ethyl]-2,3,4,9,11,12,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-3-yl] acetate