The thiophane ring was established via reduction of hemiacetal, mesylation of diol, and double SN2 substitution of dimesylate.
经半缩醛的还原，甲磺酸酯化，硫代关环，构建四氢噻
环；
,噻
The thiophane ring was established via reduction of hemiacetal, mesylation of diol, and double SN2 substitution of dimesylate.
经半缩醛的还原，甲磺酸酯化，硫代关环，构建四氢噻环；
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