(2S,3S,4S,5R,6S)-6-Allyloxy-3,4,5-tris-benzyloxy-tetrahydro-pyran-2-carboxylic acid benzyl ester 在
sodium acetate 、 sodium hydride 、 palladium dichloride 作用下,
以
二氯甲烷 、
溶剂黄146 为溶剂,
反应 64.0h,
生成 3,4,9,13b-Tetrahydro-1H-2,4a,5-triaza-tribenzo[a,c,e]cycloheptene-2-carboxylic acid (2R,3R,4S,5S,6S)-3,4,5-tris-benzyloxy-6-benzyloxycarbonyl-tetrahydro-pyran-2-yl ester