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5- (l-氧基 )- 2 (5H)- 呋喃酮在温和的实验条件下 ,能够同环状硝酮发生立体选择性的环加成反应 ,得到立体专一性产物 ,化学产率 54%~ 81% .
The 5- (l-oxy) -2 (5H) -furanone can undergo stereoselective ring-addition reaction with cyclic nitrones under mild experimental conditions to obtain stereoselective products with chemical yield 54% ~ 81%.