(4S)-2,2-二甲基-1,3-二氧戊环-4-乙醛 、 N-benzyl-N-[(1S,2R)-1-[(Z)-1-dicyclohexylboranyloxyprop-1-enoxy]-1-phenylpropan-2-yl]-2,4,6-trimethylbenzenesulfonamide 以
二氯甲烷 为溶剂,
生成 (2R,3R)-4-((S)-2,2-Dimethyl-[1,3]dioxolan-4-yl)-3-hydroxy-2-methyl-butyric acid (1S,2R)-2-[benzyl-(2,4,6-trimethyl-benzenesulfonyl)-amino]-1-phenyl-propyl ester 、
[(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