Acetic acid (2R,3S,4R,6S)-3-acetoxy-2-acetoxymethyl-6-[2-(5,11-dimethyl-11H-10,11-diaza-benzo[b]fluoren-3-yloxy)-ethoxy]-tetrahydro-pyran-4-yl ester 在
甲醇 、
potassium carbonate 作用下,
以
二氯甲烷 为溶剂,
反应 2.0h,
以10%的产率得到(2R,3S,4R,6S)-6-[2-(5,11-Dimethyl-11H-10,11-diaza-benzo[b]fluoren-3-yloxy)-ethoxy]-2-hydroxymethyl-tetrahydro-pyran-3,4-diol