(2S,3R,4S)-3,4-Bis-benzyloxy-2-benzyloxymethyl-2-((2R,3R,4S,5R,6S)-3,4,5-tris-benzyloxy-6-methoxy-tetrahydro-pyran-2-ylmethyl)-pyrrolidine-1-carboxylic acid tert-butyl ester 在
palladium on activated charcoal
氢气 作用下,
以
甲醇 为溶剂,
以92%的产率得到(2S,3R,4S)-3,4-Dihydroxy-2-hydroxymethyl-2-((2R,3S,4S,5R,6S)-3,4,5-trihydroxy-6-methoxy-tetrahydro-pyran-2-ylmethyl)-pyrrolidine-1-carboxylic acid tert-butyl ester