(S)-2-tert-Butoxycarbonylamino-4-[4-(tert-butoxycarbonylmethyl-carbamoyl)-benzylsulfanyl]-butyric acid methyl ester 在
sodium periodate 作用下,
以
四氢呋喃 为溶剂,
以92%的产率得到(S)-2-tert-Butoxycarbonylamino-4-[4-(tert-butoxycarbonylmethyl-carbamoyl)-phenylmethanesulfinyl]-butyric acid methyl ester