2,3-Dichloro-5,6-dicyano-1,4-benzoquinone (or DDQ) is the chemical reagent with formula C6Cl2(CN)2O2. This oxidant is useful for the dehydrogenation of alcohols, phenols, and steroid ketones in organic chemistry.
D 1515 (OTTO) 2,3-Dichloro-5,6-dicyano-p-benzoquinone, 98% Cas 84-58-2 - used with Ph3P in an efficient synthesis of 1,2-benzisoxazoles. Useful electron-transfer reagent for synthesis of quinolines from imines and alkynes or alkenes.