(3aR,5R,6S,6aR)-5-((2-((3,4-dichlorophenyl)carbamothioyl)hydrazineylidene)methyl)-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxol-6-yl acetate 在
manganese(IV) oxide 作用下,
以
氯仿 为溶剂,
反应 1.0h,
以83%的产率得到2-(3,4-dichlorophenylamino)-5-(2R,3R-O-isopropylidene-4R-O-acetyl-tetrahydrofuro-2,3,4-triol-5S)-1,3,4-thiadiazole