4,6-Dihydroxy-2-mercaptopyrimidine,is a barbiturate, the structure of which is that of barbituric acid in which the oxygen at C-2 is replaced by sulfur.
4,6-Dihydroxy-2-mercaptopyrimidine,is an organic compound and a heterocycle.4,6-Dihydroxy-2-mercaptopyrimidine,is a molecule made up of heteroatoms: nitrogen, sulphur and oxygen.