[(1S,2R)-2-[benzyl-(2,4,6-trimethylphenyl)sulfonylamino]-1-phenylpropyl] (2S,3S)-4-[(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]-3-hydroxy-2-methylbutanoate 在
lithium aluminium tetrahydride 作用下,
以
四氢呋喃 为溶剂,
以60%的产率得到(2R,3S)-4-[(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]-2-methylbutane-1,3-diol