Similar names: 1,3,4-Thiadiazole-2-thiol, 5-amino- (6CI,8CI); Δ2-1,3,4-Thiadiazoline-2-thiol, 5-imino- (7CI); 5-Amino-1,3,4-thiadiazole-2(3H)-thione; 2-Amino-1,3,4-thiadiazol-5-thiol; 2-Amino-1,3,4-thiadiazole-5-mercaptan; 2-Amino-1,3,4-thiadiazole-5-thiol; 2-Amino-5-mercapto-1,3,4-thiadiazole; 2-Amino-5-mercaptothiadiazole; 2-Amino-5-sulfanyl-1,3,4-thiadiazole; 2-Amino-5-sulfhydryl-1,3,4-thiadiazole; 2-Amino-Δ2-1,3,4-thiadiazoline-5-thione; 2-Mercapto-5-amino-1,3,4-thiadiazole; 2-Mercapto-5-aminothiadiazole; 2-Thiol-5-amino-1,3,4-thiadiazole; 5-Amino-1,3,4-thiadiazole-2-thiol; 5-Amino-1,3,4-thiadiazole-2-thione; 5-Amino-1,3,4-thiadiazole-5-thiol; 5-Amino-1,3,4-thiadiazoline-2-thione; 5-Amino-1,3,4-thidiazole-2-thiol; 5-Amino-2-mercapto-1,3,4-thiadiazole; 5-Amino-2-sulfhydryl-1,3,4-thiadiazole; 5-Amino-3H-1,3,4-thiadiazole-2-thione; 5-Thio-2-amino-[1,3,4]thiadiazole; 5-Thiol-2-amino-1,3,4-thiadiazole; ATT; NSC 209061; NSC 21402; WR 180