(2'R,3'R,4'R,5'R,6'S)-7-O-<2'-<3'-iodo-6'-phenyl-4',5'-bis<(trimethylsilyl)oxy>tetrahydropyranosyl>>daunomycinone 在
吡啶 、
氢氟酸 作用下,
以
四氢呋喃 为溶剂,
反应 11.0h,
生成
(2'R,3'R,4'R,5'S,6'S)-7-O-<2'-(4',5'-dihydroxy-3'-iodo-6'-phenyltetrahydropyranosyl)>daunomycinone 、 (2'S,3'S,4'S,5'R,6'R)-7-O-<2'-(4',5'-dihydroxy-3'-iodo-6'-phenyltetrahydropyranosyl)>daunomycinone 、 (2'S,3'S,4'S,5'R,6'R)-7-O-<2'-(4',5'-dihydroxy-3'-iodo-6'-phenyltetrahydropyranosyl)>daunomycinone