(2R,3R,4R,4aR,7R,8R,8aR)-7,8-Diacetoxy-3,4-bis-benzyloxy-2-benzyloxymethyl-octahydro-pyrano[3,2-b]pyridine-5-carboxylic acid tert-butyl ester 在
palladium dihydroxide 氢气 作用下,
以
四氢呋喃 为溶剂,
反应 8.0h,
生成 (2R,3R,4R,4aR,7R,8R,8aR)-7,8-Diacetoxy-3,4-dihydroxy-2-hydroxymethyl-octahydro-pyrano[3,2-b]pyridine-5-carboxylic acid tert-butyl ester