Diethyl phthalate product Name: Diethyl phthalate Synonyms: Ethyl phthalate; Diethyl phthalate, (Phthalic acid diethyl ester); Phthalic Acid Diethyl Ester; DIETHYLPHTALATE; Benzene-1,2-dicarboxylic acid diethyl ester; diethyl benzene-1,2-dicarboxylate; DEP Molecular Formula: C12H14O4 Molecular Weight: 222.2372 CAS Registry Number: 84-66-2 EINECS: 201-550-6 Packing:200kg/drum Assay:99.7% Price:$2.42/kg