1,1-dimethylethyl (4S)-4-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)-1,2,3-oxathiazolidine-3-carboxylate 2-oxide 、
乙腈 、
水 、 在
水合三氯化钌 乙酸乙酯 、 Brine 、
Sodium sulfate-III 、
1,1-dimethylethyl (4S)-4-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)-1,2,3-oxathiazolidine-3-carboxylate 2,2-oxide 作用下,
以
乙酸乙酯 为溶剂,
反应 0.17h,
以The desired product, 1,1-dimethylethyl (4S)-4-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)-1,2,3-oxathiazolidine-3-carboxylate 2,2-dioxide (5.2 g, 82%), was obtained as a white solid的产率得到1,1-dimethylethyl (4S)-4-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)-1,2,3-oxathiazolidine-3-carboxylate 2,2-oxide