diethylbenzene

Diethylbenzene (DEB) is any of three isomers with the formula C6H4(C2H5)2. Each consists of a benzene ring and two ethyl substituents. The meta and para have the greater commercial significance. All are colorless solids.

{| class="wikitable" |+ Physical Properties |- ! Compound names !! m.p. °C !! b.p. °C !! Density g/cm3!! Refractive Index |- |1,2-Diethylbenzene, o-diethylbenzene || 31.2|| 183.5|| 0.8800|| 1.5035 |- |1,3-Diethylbenzene, m-diethylbenzene || 83.9|| 181.1 ||0.8602|| 1.4955 |- |1,4-Diethylbenzene, p-diethylbenzene ||  42.8|| 183.8|| 0.8620|| 1.4967 |}