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Convenient one-pot syntheses of 1,2-dithiole-3-thiones and 3-imino-1,2-dithioles from terminal alkynes |
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| Authors: | Harry Adams Amelia J HughesMichael J Morris Sophia IA Quenby |
| Institution: | Department of Chemistry, University of Sheffield, Sheffield S3 7HF, UK |
| Abstract: | The reaction of acetylide anions with carbon disulfide or phenyl isothiocyanate followed by addition of sulfur in the presence of a protonating agent such as a primary amine or alcohol affords 1,2-dithiole-3-thiones or 3-imino-1,2-dithioles in good to excellent yields. |
| Keywords: | Alkyne 1 2-Dithiole-3-thione 3-Imino-1 2-dithiole Sulfur Carbon disulfide Isothiocyanate |
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