2-[(tert-butyldimethylsilanyloxy)methyl]-2-[(1R)-1-[(4S)-2,2-dimethyl[1,3]dioxolan-4-yl]-1-hydroxymethyl]-5-oxo-2,5-dihydropyrrole-1-carboxylic acid tert-butyl ester 在
sodium tetrahydroborate 、 nickel dichloride 作用下,
以
甲醇 为溶剂,
以76%的产率得到(2S)-2-[(tert-butyldimethylsilanyloxy)methyl]-2-[(1R)-1-[(4S)-2,2-dimethyl[1,3]dioxolan-4-yl]-1-hydroxymethyl]-5-oxopyrrolidine-1-carboxylic acid tert-butyl ester