2,3-Dichloro-5,6-dicyano-1,4-benzoquinone (DDQ) 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone (DDQ) CAS NO. 84-58-2 EC NO. 201-542-2 Synonym DDQ Formula C8CI2N2O2 Mol. Weight 227.01 g/mol Alan Jesswein2021-09-09T14:00:44+02:00