Chlorination of 3,6-di-tert-butyl-1,2-benzoquinone in two-phase catalytic system
Chlorination of 3,6-di-tert-butyl-1,2-benzoquinone in a two-phase catalytic system (CH2Cl2, HCl-H2O, H2O 2, Bu4NCl) led to halogen addition at the C=C bond, and subsequent dehydrochlorinati