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(3S*,4R*)-tetrahydro-3,4-ethylenedioxythiophene synthesis

3synthesis methods
1,4-Dioxane-2,3-dimethanol, 2,3-dimethanesulfonate, (2R,3S)-rel-

1271330-69-8
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(3S*,4R*)-tetrahydro-3,4-ethylenedioxythiophene

1271145-38-0
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Yield:1271145-38-0 46%

Reaction Conditions:

with sodiumsulfide nonahydrate in ethanol; for 12 h;Inert atmosphere;Reflux;

References:

Hachiya, Iwao;Matsumoto, Tomohiro;Inagaki, Tatsuhiko;Takahashi, Atsushi;Shimizu, Makoto [Heterocycles,2010,vol. 82,# 1,p. 449 - 460] Location in patent:experimental part