EINECS 239-523-6, 4-Hydroxy-5,5-dimethyl-propylen-harnstoff, Tetrahydro-4-hydroxy-5,5-dimethyl-1H-pyrimidin-2-one, 4-hydroxy-5,5-dimethyltetrahydropyrimidin-2(1h)-one, 4-hydroxy-5,5-dimethyl-tetrahydro-pyrimidin-2-one, 2-oxo-4-hydroxy-5,5-dimethyl-hexahydropyrimidine