119-12-0 3(2H)-Pyridazinone, 6-hydroxy-2-phenyl-, O-ester with O,O-diethyl phosphorothioate 4-25-00-00030 (Beilstein Handbook Reference) AI3-23968 American cyanamid 12,503 BRN 0302741 CL 12503 EINECS 204-298-5 ENT 23,968 O,O-Diethyl O-(1,6-dihydro-6-oxo-1-phenylpyridazin-3-yl) thiophosphate O,O-Diethyl O-(2,3-dihydro-3-oxo-2-phenyl-6-pyridazinyl)phosphorothioate O,O-Diethylphosphorothioate, O-ester with 6-hydroxy-2-phenyl-3(2H)-pyridazinone O-(1,6-Dihydro-6-oxo-1-phenylpyridazin-3-yl) O,O-diethyl phosphorothioate Ofnack Ofnak Ofunack PYRIDAPHENTHION Phosphorothioic acid, O,O-diethyl ester, O-ester with 6-hydroxy-2-phenyl-3(2H)pyridazinone Phosphorothioic acid, O-(1,6-dihydro-6-oxo-1-phenyl-3-pyridazinyl) O,O-diethyl ester Pyridafenthion