重氮甲烷 、
氯甲酸苄酯 、
((4R,6R)-6-Azidomethyl-2-oxo-[1,3]oxazinan-4-yl)-acetic acid tert-butyl ester 生成 (3R,5S)-6-Azido-3-benzyloxycarbonylamino-5-hydroxy-hexanoic acid methyl ester 、 (3R,5R)-6-Azido-3-benzyloxycarbonylamino-5-hydroxy-hexanoic acid methyl ester