(IV)(VI(VI) o-Xyloquinone (I).-A cold suspension of diazonium salt from 21.0 g. of sulfanilic acid was added to a solution containing 11.2 g. of 2, 3-dimethylphenol, 60 cc. of water, and 15.0 g. of sodium hydroxide. After standing overnight at ice-bath temperature, 44.0 g. of sodium hydrosulfite was added in one portion with good stirring, and the solution was allowed to warm to room temperature. After several hours the precipitated aminophenol ...