Chemical formula C12H8Cl6O
CAS chemical name 3,4,5,6,9,9-Hexachloro-1a,2,2a,3,6,6a,7,7a-octahydro-2,7:3,6-dimetanonapth[2,3b]oxirene
CAS number 60-57-1
U.S. EPA PC Code 045001
CA DPR Chem Code 210
Molecular mass 380.91 g/mole
Density 1.75 g/cm³ at 25 °C
Melting point  
175 -176 °C (pure)
95 °C (technical)
Boiling point Decomposes
Soil sorption coefficient log Koc  =  6.67
Octanol/Water Partition log Kow  =  4.32 to 6.2
Solubility in water Sw  =  0.110 mg/l  at 20 °C
Vapour pressure 7.50 x 10-5 mm Hg at 20 °C
Henry’s law constant KH =4.9 x 10-5  atm-m3/mol at 25 °C

Present as white crystals or pale tan

flakes, odourless to mild chemical odour
Trade Names/Synonyms Alvit, Dieldrite, Dieldrix, Illoxol, Panoram D 31,

Structure formula of Dieldrin

3D structure of Dieldrin

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