SEARCH Articles Figures Tables 2,3-Dichloro-5,6-dicyano-p-quinone 2.6- dimethoxy-p-benzo-quinone Alkoxy-p-quinones Amino-p-quinones Dichloro- 5,6-dicyano-p-quinone (DDQ) Homo-p-quinone Homo-p-quinone bis Indoles to p-quinone O-/p-Quinones P-Quinone imine P-Quinone methides P-Quinone methids P-Quinone monoketals P-Quinone structures P-Quinones Diels-Alder reactions P-quinone and P-quinone dioxime P-quinone methide P-quinone monoimide Quinones p-benzoquinone Tetrachloro-p-quinone