5-acetoxy-3(R)-(tert-butyldimethylsilanyloxy)-4(R)-(1'(S)-α-methylbenzylamino)-pentanoic acid tert-butyl ester 在
palladium dihydroxide 氢氧化钾 、
氢气 作用下,
以
甲醇 为溶剂,
反应 3.17h,
生成 4(R)-tert-butoxycarbonylamino-3(R)-(tert-butyldimethylsilanyloxy)-5-hydroxy-pentanoic acid tert-butyl ester