Convenient one-pot syntheses of 1,2-dithiole-3-thiones and 3-imino-1,2-dithioles from terminal alkynes
作者:Harry Adams、Amelia J. Hughes、Michael J. Morris、Sophia I.A. Quenby
DOI:10.1016/j.tetlet.2014.07.104
日期:2014.9
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.