Diethylene Glycol Di(p-toluenesulfonate) is a reactant in the synthesis of chiral polyesters (1). Also a component necrotic myocardium imaging for potential use in evaluation and the critical decision for revascularization for patients with myocardial infarction (2). Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA). Environmental contaminants; Food contaminants.