(2S,4S,5R,6R)-4-Acetoxy-5-acetylamino-2-{(2R,3R,4R,5R,6S)-3,4-diacetoxy-5-acetylamino-6-[3-(2,2,2-trifluoro-acetylamino)-propoxy]-tetrahydro-pyran-2-ylmethoxy}-6-((1S,2R)-1,2,3-triacetoxy-propyl)-tetrahydro-pyran-2-carboxylic acid methyl ester 在
sodium methylate 作用下,
以
甲醇 为溶剂,
反应 2.0h,
生成 (2S,4S,5R,6R)-5-Acetylamino-2-{(2R,3R,4R,5R,6S)-5-acetylamino-3,4-dihydroxy-6-[3-(2,2,2-trifluoro-acetylamino)-propoxy]-tetrahydro-pyran-2-ylmethoxy}-4-hydroxy-6-((1R,2R)-1,2,3-trihydroxy-propyl)-tetrahydro-pyran-2-carboxylic acid methyl ester