2-Aminophenol-d4 is the labeled analogue of 2-Aminophenol (A618930), an isomer of 4-Aminophenol (A618920) and is used as a reagent for the synthesis of heterocyclic compounds and dyes.
Pan, E., et al.: Chem. Sci., 4, 482 (2013); Meek, A.R., et al.: Can. J. Chem., 90, 865 (2012); Kiorpelidous, E., et al.: Chem. Res. Toxicol., 25, 2054 (2012);