3-(2,4-Dihydroxyphenyl)propanoic acid from MedChemExpress

3-(2,4-Dihydroxyphenyl)propanoic acid (DPPacid) is a potent and competitive tyrosinase inhibitor, inhibits L-Tyrosine and DL-DOPA with an IC50 and a Ki of 3.02 µM and 11.5 µM, respectively[1]