(2R,3R)-2,3-Dimethyl-oxirane-2-carboxylic acid (3aS,6R,10S,11R,11aS)-10-hydroxy-6,10-dimethyl-3-methylene-2,5-dioxo-dodecahydro-cyclodeca[b]furan-11-yl ester 在
氢溴酸 作用下,
以
甲醇 为溶剂,
反应 72.0h,
以30 mg的产率得到(2S,3R)-3-Bromo-2-hydroxy-2-methyl-butyric acid (3aS,6R,10S,11R,11aS)-10-hydroxy-6,10-dimethyl-3-methylene-2,5-dioxo-dodecahydro-cyclodeca[b]furan-11-yl ester