Synonyms:2,4,5,6-Tetraaminopyrimidine2HCL;pyriMidine-2,4,5,6-tetraMine dihydrochloride;2,4,5,6-TetraaMinopyriMidine diydrochloride;Pyrimidine-2,4,5,6-tetraamine dihydrochloride;2,4,5,6-Tetraaminopyrimidine dihydrochloride;Pyrimidinetetramine, hydrochloride