1,2-Dichlorobenzene, or orthodichlorobenzene (ODCB), is an organic compound with the formula C6H4Cl2.
D 1495 (OTTO) 1,2-Dichlorobenzene, 98% Cas 95-50-1 - used as a precursor to 1,2-dichloro-4-nitrobenzene, an intermediate in the synthesis of agrochemicals.