Quinones and Derivatives

Applications Labelled Adapalene. Retinoid selective for retinoic acid receptor (RAR) subtypes β and γ. Antiacne.
References Griffiths, C.E.M., et al.: J. Invest. Dermatol., 101, 325 (1993), Bernard, B.A., et al.: Skin Pharmacol., 6, 61 (1993), Waugh, J., et al.: Drugs, 64, 1465 (2004),

Applications Leuco Gentian Violet-d6 (Major), is a labelled metabolite of Gentian Violet in seafood products.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Rushing, L., et al.: J. Chromatogr., 700, 223 (1997), Ohtsu, H., et al.: J. Med. Chem., 45, 5037 (2002), Yin, D., et al.: Mol. Pharmacol., 63, 211 (2003),

Applications Triethylene Glycol Bis(3-​tert-​butyl-​4-​hydroxy-​5-​methylphenyl)​propionate is used as a polymer antioxidant stabilizer in adhesives and polymers for food contact. Generally functions as an antioxidant in the chemistry of plastics.
References United States Food and Drug Administration.: Federal Register, 50, 63 (1985); Liang, H., et al.: Acta Endocrinol., 128, 451 (1993);