... Chemical formula:C12H20O4 Molecular weight:228.29 CAS No.:105-75-9 Chemical formula and molecular weightChemical formula:C12H20O4Molecular weight:228 ... .29CAS No.:105-75-9 Properties and usesColourless,transparent oily liquid,b.p.138 ... price, any intersts ,please contact us. Dibutyl Fumarate (CAS:105-75-9)