The SO2Cl2 chlorination of
5,6-dihydro-1,3-dithiolo[4,5-b]- [1,4]dithiine-2-one affords the
corresponding mono- and trans-di-chloro derivatives which
eliminate HCl upon treatment with KF/18-crown-6 or LiBr/HMPA, offering an
easy route to the unsaturated vinylenedithiotetrathiafulvalene
(VDT-TTF).
5,6-二氢-1,3-二
硫戊环[4,5-b]- [1,4]二
硫杂
环戊烯-2-酮的SO2Cl2
氯化反应可得到相应的单
氯和反式二
氯衍
生物,这些衍
生物在用KF/
18-冠-6或LiBr/HMPA处理时可消除HCl,从而为不饱和
乙烯基二
硫代
四硫富瓦烯(VDT-
TTF)提供了一条简单途径。