Chloranil
Encyclopedia
Chloranil is a quinone
with the molecular formula C6Cl4O2.
Quinone
A quinone is a class of organic compounds that are formally "derived from aromatic compounds [such as benzene or naphthalene] by conversion of an even number of –CH= groups into –C– groups with any necessary rearrangement of double bonds," resulting in "a fully conjugated cyclic dione structure."...
with the molecular formula C6Cl4O2.