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3,4-Toluenedithiol

Chemical compound From Wikipedia, the free encyclopedia

3,4-Toluenedithiol
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3,4-Toluenedithiol is an organosulfur compound with the formula CH3C6H3(SH)2. It is encountered as a colorless wax or oil. The compound is classified as an aromatic dithiol. It forms brightly colored derivatives with many metal ions.[2] The compound is closely related to 1,2-benzenedithiol but is often more widely used because it is less expensive. 3,4-Toluenedithiol is prepared by reduction of the bis(sulfonyl chloride) CH3C6H3(SO2Cl)2 with tin.[3]

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It has been investigated as a probe of thiol-disulfide reactions.[4]

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"Dithiol"

Under the name "dithiol", 3,4-toluenedithiol was popularized as a reagent in qualitative inorganic analysis. It was promoted as an alternative to hydrogen sulfide since it also forms colorful solid precipitates with a variety of metal ions.[5]

References

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