1004-40-6 106651-79-0 197175-00-1 2-Mercapto-6-aminouracil 2-Thio-6-aminouracil 333-57-3 4(1H)-Pyrimidinone, 6-amino-2,3-dihydro-2-thioxo- 4-Amino-2-thiouracil 6-Amino-2-thiouracil 6-Amino-2-thiouracil hydrate 6-Amino-4-keto-2-thiopyrimidine 6-Aminothiouracil AB 48 AI3-23490 EINECS 213-722-8 NSC 1587 NSC 202018 Uracil, 6-amino-2-thio- Uracil, 6-amino-2-thio- (VAN) (8CI)