Propanedioic acid, 2-(acetylamino)-2-[(4-amino-3-methoxyphenyl)methyl]-, 1,3-diethyl ester

(Acetylamino)[(4-amino-3-methoxyphenyl)methyl]propanedioic Acid Diethyl Ester is an intermediate used in the synthesis of rac 4-Amino-m-tyrosine Dihydrochloride (A632020), which is a degradation product of Pheomelanin, a compound found in hair and skin in humans;Also, it is used in the synthesis of hydriodic acid degradation products of the red-brown polymeric pheomelanin pigment.