Synonyms: 2,4-Diamino-6-[4-chlorophenylthiomethyl]pteridine;2,4-Pteridinediamine, 6-((4-chlorophenylthio)methyl);2,4-Pteridinediamine, 6-[(4-chlorophenylthio)methyl];2,4-pteridinediamine, 6-[[(4-chlorophenyl)thio]methyl]-;6-([(4-Chlorophenyl)sulfanyl]methyl)-2,4-pteridinediamine