1,3-bis[3-[3-(3-carbethoxymethylphenyl)-4-(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyloxy)phenyl]prop-1-ylthio]propane 在
sodium hydroxide 、
间氯过氧苯甲酸 作用下,
以
乙腈 为溶剂,
生成 2-[3-[5-[3-[3-[3-[3-[3-(carboxymethyl)phenyl]-4-[(2R,3S,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyphenyl]propylsulfonyl]propylsulfonyl]propyl]-2-[(2R,3S,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyphenyl]phenyl]acetic acid