3-Amino-4-(ethylthio)-6-methylpyridazine 3-Pyridazinamine, 4-(ethylthio)-6-methyl- (9CI) 4-(Ethylthio)-6-methyl-3-pyridazinamine 82608-16-0 BRN 5735836 Pyridazine, 3-amino-4-(ethylthio)-6-methyl-