Synonyms: Uracil,6-amino-2-thio- (6CI,7CI,8CI);2-Mercapto-4-amino-6-hydroxypyrimidine;2-Mercapto-6-aminouracil;2-Thio-4-amino-6-hydroxypyrimidine;2-Thio-6-aminouracil;4-Amino-2-thiouracil;4-Amino-6-hydroxy-2-mercaptopyrimidine;4-Amino-6-hydroxy-2-sulfanylpyrimidine;4-Amino-6-hydroxy-2-thiopyrimidine;4-Hydroxy-6-amino-2-mercaptopyrimidine;6-Amino-2,3-dihydro-2-thioxo-4(1H)-pyrimidinone;6-Amino-2-mercapto-4(3H)-pyrimidinone;6-Amino-2-mercapto-4-pyrimidinol;6-Amino-2-sulfanyl-4(3H)-pyrimidinone;6-Amino-2-thiouracil;6-Amino-4-hydroxy-2-mercaptopyrimidine;6-Amino-4-oxo-2-thioxo-1,2,3,4-tetrahydropyrimidine;6-Aminothiouracil;NSC 1587;NSC 202018;NSC 321193;NSC 321194;