1-O-[2-[4-[(2-chloro-4-nitrophenyl)diazenyl]-N-ethylanilino]ethyl] 4-O-[[(1S,2R,6R,8R,9S)-4,4,11,11-tetramethyl-3,5,7,10,12-pentaoxatricyclo[7.3.0.02,6]dodecan-8-yl]methyl] butanedioate 在
三氟乙酸 作用下,
反应 1.5h,
生成 1-O-[2-[4-[(2-chloro-4-nitrophenyl)diazenyl]-N-ethylanilino]ethyl] 4-O-[(2R)-2-hydroxy-2-[(2S,3R,4R,5R)-3,4,5-trihydroxyoxolan-2-yl]ethyl] butanedioate 、 、 1-O-[2-[4-[(2-chloro-4-nitrophenyl)diazenyl]-N-ethylanilino]ethyl] 4-O-[[(2R,3R,4S,5R,6R)-3,4,5,6-tetrahydroxyoxan-2-yl]methyl] butanedioate