1,2-Dichloro-4,5-dicyanobenzoquinone 1,4-CYCLOHEXADIENE-1,2-DICARBONITRILE, 4,5-DICHLORO-3,6-DIOXO- 2,3-Dichloro-5,6-dicyano-p-benzoquinone 2,3-Dichloro-5,6-dicyano-p-quinone 2,3-Dichloro-5,6-dicyanobenzoquinone 2,3-Dichloro-5,6-dicyanoquinone 2,3-Dicyano-5,6-dichloro-1,4-benzoquinone 2,3-Dicyano-5,6-dichlorobenzoquinone 4,5-Dichloro-3,6-dioxo-1,4-cyclohexadiene-1,2-dicarbonitrile 4,5-Dichloro-3,6-dioxocyclohexa-1,4-diene-1,2-dicarbonitrile 5,6-Dichloro-2,3-dicyano-p-benzoquinone 5,6-Dicyano-2,3-dichloro-p-benzoquinone 84-58-2 CCRIS 7154 DDQ Dichlorodicyano-p-benzoquinone Dichlorodicyanobenzoquinone Dichlorodicyanoquinone EINECS 201-542-2 NSC 401087