Monoethyl phthalate-d4

Monoethyl phthalate-d4 is the deuterium labeled Monoethyl phthalate[1]. Monoethyl phthalate is a metabolite of diethyl phthalate. Monoethyl phthalate acts as a urinary biomarker of phthalates exposure indicating the risks of thyroid cancer and benign nodule[2][3].