ent-2β,13-diacetoxy-10-hydroxy-16-oxo-17,20-dinorgibberellane-7,20-dioic acid 19,10-lactone 7-methyl ester 在
potassium carbonate 作用下,
以
甲醇 为溶剂,
反应 15.0h,
以15 mg的产率得到ent-2β,10,13-trihydroxy-16-oxo-17,20-dinorgiberellane-7,20-dioic acid 19,10-lactone 7-methyl ester