Diethyl fumarate

Diethyl fumarate is a decomposition product of Malathion 9 (a pesticide) and reactant in the Diels-Alder reaction. Diethyl fumarate is a reputed skin irritant. Diethyl fumarate can causes non-immunologic contact urticaria on skin. Diethyl fumarate and Curcumin (HY-N0005) hybridize to exert neuroprotective effects[1][2][3][4].