Synthesis of 5-Anilino-2-phenylthio-1,4-benzoquinones

Article abstract of DOI:10.1055/s-1990-26875

Reductive addition of substituted anilines to 2-phenylthio-1,4-benzoquinone followed by oxidation of a second molecule of the quinone, affords a series of 5-amino-2-thio-substituted 1,4-benzoquinones in good yields.