(R)-((2S,3S,4S,5S,6S)-4,5-Bis-benzyloxy-2-methoxy-6-methyl-tetrahydro-pyran-3-yl)-iodo-acetic acid methyl ester 在
sodium azide 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
以98%的产率得到(S)-Azido-((2S,3S,4S,5S,6S)-4,5-bis-benzyloxy-2-methoxy-6-methyl-tetrahydro-pyran-3-yl)-acetic acid methyl ester