An unexpected complex from the reaction between 2,3-dichloro-5,6-dicyanobenzoquinone and amidopyridines
Abstract
Traces of water induce OH substitution of one of the CN groups in 2,3-dichloro-5,6-dicyanobenzoquinone (DDQ), during complexation of DDQ with amidopyridines, while simple hydrolysis of DDQ leads to the corresponding ammonium salt.