1,2-Dibromopropane, also known as propylene dibromide, is an organic compound with the formula CH3CHBrCH2Br. It is the simplest chiral hydrocarbon containing two bromine atoms: 1,2-Dibromopropane, also known as propylene dibromide, is an organic compound with the formula CH3CHBrCH2Br. It is the simplest chiral hydrocarbon containing two bromine atoms: